/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 20:53:49,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 20:53:49,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 20:53:49,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-23 20:53:49,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 20:53:49,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 20:53:49,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 20:53:49,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 20:53:49,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 20:53:49,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 20:53:49,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 20:53:49,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 20:53:49,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 20:53:49,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 20:53:49,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 20:53:49,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 20:53:49,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 20:53:49,204 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 [2019-11-23 20:53:49,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 20:53:49,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 20:53:49,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 20:53:49,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 20:53:49,232 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 20:53:49,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 20:53:49,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 20:53:49,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 20:53:49,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 20:53:49,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 20:53:49,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 20:53:49,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 20:53:49,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 20:53:49,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 20:53:49,234 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 20:53:49,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 20:53:49,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 20:53:49,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 20:53:49,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 20:53:49,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 20:53:49,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 20:53:49,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 20:53:49,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 20:53:49,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 20:53:49,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 20:53:49,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 20:53:49,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 20:53:49,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 20:53:49,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 20:53:49,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 20:53:49,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 20:53:49,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 20:53:49,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 20:53:49,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 20:53:49,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 20:53:49,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14.c [2019-11-23 20:53:49,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b27a1f7/603fb651a95a421ebdd60ce997e2ad50/FLAG422e360a0 [2019-11-23 20:53:50,240 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 20:53:50,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label14.c [2019-11-23 20:53:50,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b27a1f7/603fb651a95a421ebdd60ce997e2ad50/FLAG422e360a0 [2019-11-23 20:53:50,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b27a1f7/603fb651a95a421ebdd60ce997e2ad50 [2019-11-23 20:53:50,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 20:53:50,449 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 20:53:50,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 20:53:50,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 20:53:50,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 20:53:50,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:53:50" (1/1) ... [2019-11-23 20:53:50,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de823d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:50, skipping insertion in model container [2019-11-23 20:53:50,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:53:50" (1/1) ... [2019-11-23 20:53:50,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 20:53:50,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 20:53:51,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 20:53:51,079 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 20:53:51,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 20:53:51,181 INFO L208 MainTranslator]: Completed translation [2019-11-23 20:53:51,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51 WrapperNode [2019-11-23 20:53:51,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 20:53:51,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 20:53:51,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 20:53:51,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 20:53:51,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 20:53:51,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 20:53:51,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 20:53:51,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 20:53:51,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (1/1) ... [2019-11-23 20:53:51,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 20:53:51,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 20:53:51,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 20:53:51,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 20:53:51,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (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 [2019-11-23 20:53:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 20:53:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 20:53:52,804 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 20:53:52,806 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-23 20:53:52,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:53:52 BoogieIcfgContainer [2019-11-23 20:53:52,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 20:53:52,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 20:53:52,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 20:53:52,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 20:53:52,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:53:50" (1/3) ... [2019-11-23 20:53:52,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45afd817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:53:52, skipping insertion in model container [2019-11-23 20:53:52,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:53:51" (2/3) ... [2019-11-23 20:53:52,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45afd817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:53:52, skipping insertion in model container [2019-11-23 20:53:52,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:53:52" (3/3) ... [2019-11-23 20:53:52,821 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label14.c [2019-11-23 20:53:52,831 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 20:53:52,842 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 20:53:52,854 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 20:53:52,890 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 20:53:52,890 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 20:53:52,890 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 20:53:52,891 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 20:53:52,891 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 20:53:52,891 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 20:53:52,891 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 20:53:52,891 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 20:53:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-23 20:53:52,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-23 20:53:52,924 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:53:52,926 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:53:52,926 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:53:52,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:53:52,932 INFO L82 PathProgramCache]: Analyzing trace with hash 906683963, now seen corresponding path program 1 times [2019-11-23 20:53:52,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:53:52,940 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302963572] [2019-11-23 20:53:52,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:53:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:53:53,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:53:53,370 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302963572] [2019-11-23 20:53:53,371 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:53:53,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:53:53,373 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238207854] [2019-11-23 20:53:53,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:53:53,381 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:53:53,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:53:53,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:53:53,397 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-23 20:53:54,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:53:54,681 INFO L93 Difference]: Finished difference Result 739 states and 1311 transitions. [2019-11-23 20:53:54,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:53:54,682 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2019-11-23 20:53:54,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:53:54,700 INFO L225 Difference]: With dead ends: 739 [2019-11-23 20:53:54,701 INFO L226 Difference]: Without dead ends: 445 [2019-11-23 20:53:54,705 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:53:54,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2019-11-23 20:53:54,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 445. [2019-11-23 20:53:54,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2019-11-23 20:53:54,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 664 transitions. [2019-11-23 20:53:54,778 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 664 transitions. Word has length 117 [2019-11-23 20:53:54,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:53:54,779 INFO L462 AbstractCegarLoop]: Abstraction has 445 states and 664 transitions. [2019-11-23 20:53:54,779 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:53:54,779 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 664 transitions. [2019-11-23 20:53:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-23 20:53:54,786 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:53:54,786 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:53:54,788 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:53:54,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:53:54,788 INFO L82 PathProgramCache]: Analyzing trace with hash -904416550, now seen corresponding path program 1 times [2019-11-23 20:53:54,788 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:53:54,790 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162521167] [2019-11-23 20:53:54,790 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:53:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:53:54,926 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:53:54,927 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162521167] [2019-11-23 20:53:54,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:53:54,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:53:54,928 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854050867] [2019-11-23 20:53:54,930 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:53:54,930 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:53:54,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:53:54,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:53:54,931 INFO L87 Difference]: Start difference. First operand 445 states and 664 transitions. Second operand 4 states. [2019-11-23 20:53:55,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:53:55,837 INFO L93 Difference]: Finished difference Result 1470 states and 2193 transitions. [2019-11-23 20:53:55,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:53:55,837 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2019-11-23 20:53:55,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:53:55,844 INFO L225 Difference]: With dead ends: 1470 [2019-11-23 20:53:55,844 INFO L226 Difference]: Without dead ends: 1027 [2019-11-23 20:53:55,846 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:53:55,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2019-11-23 20:53:55,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 729. [2019-11-23 20:53:55,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2019-11-23 20:53:55,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1053 transitions. [2019-11-23 20:53:55,891 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1053 transitions. Word has length 135 [2019-11-23 20:53:55,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:53:55,892 INFO L462 AbstractCegarLoop]: Abstraction has 729 states and 1053 transitions. [2019-11-23 20:53:55,892 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:53:55,892 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1053 transitions. [2019-11-23 20:53:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-23 20:53:55,896 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:53:55,896 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:53:55,897 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:53:55,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:53:55,897 INFO L82 PathProgramCache]: Analyzing trace with hash 793603343, now seen corresponding path program 1 times [2019-11-23 20:53:55,897 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:53:55,898 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326457451] [2019-11-23 20:53:55,898 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:53:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:53:55,973 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:53:55,973 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326457451] [2019-11-23 20:53:55,973 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:53:55,974 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 20:53:55,974 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371646108] [2019-11-23 20:53:55,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:53:55,975 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:53:55,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:53:55,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:53:55,976 INFO L87 Difference]: Start difference. First operand 729 states and 1053 transitions. Second operand 4 states. [2019-11-23 20:53:56,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:53:56,999 INFO L93 Difference]: Finished difference Result 2582 states and 3716 transitions. [2019-11-23 20:53:57,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:53:57,000 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2019-11-23 20:53:57,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:53:57,010 INFO L225 Difference]: With dead ends: 2582 [2019-11-23 20:53:57,010 INFO L226 Difference]: Without dead ends: 1855 [2019-11-23 20:53:57,012 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:53:57,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1855 states. [2019-11-23 20:53:57,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1855 to 1570. [2019-11-23 20:53:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1570 states. [2019-11-23 20:53:57,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 2142 transitions. [2019-11-23 20:53:57,057 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 2142 transitions. Word has length 139 [2019-11-23 20:53:57,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:53:57,058 INFO L462 AbstractCegarLoop]: Abstraction has 1570 states and 2142 transitions. [2019-11-23 20:53:57,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:53:57,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2142 transitions. [2019-11-23 20:53:57,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-23 20:53:57,063 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:53:57,064 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:53:57,064 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:53:57,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:53:57,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1415237092, now seen corresponding path program 1 times [2019-11-23 20:53:57,065 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:53:57,065 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233181717] [2019-11-23 20:53:57,065 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:53:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:53:57,130 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:53:57,131 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233181717] [2019-11-23 20:53:57,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:53:57,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-23 20:53:57,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019985160] [2019-11-23 20:53:57,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 20:53:57,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:53:57,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 20:53:57,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:53:57,133 INFO L87 Difference]: Start difference. First operand 1570 states and 2142 transitions. Second operand 3 states. [2019-11-23 20:53:57,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:53:57,751 INFO L93 Difference]: Finished difference Result 3840 states and 5195 transitions. [2019-11-23 20:53:57,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 20:53:57,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2019-11-23 20:53:57,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:53:57,762 INFO L225 Difference]: With dead ends: 3840 [2019-11-23 20:53:57,762 INFO L226 Difference]: Without dead ends: 2272 [2019-11-23 20:53:57,765 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:53:57,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2272 states. [2019-11-23 20:53:57,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2272 to 2132. [2019-11-23 20:53:57,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2132 states. [2019-11-23 20:53:57,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 2132 states and 2655 transitions. [2019-11-23 20:53:57,809 INFO L78 Accepts]: Start accepts. Automaton has 2132 states and 2655 transitions. Word has length 139 [2019-11-23 20:53:57,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:53:57,809 INFO L462 AbstractCegarLoop]: Abstraction has 2132 states and 2655 transitions. [2019-11-23 20:53:57,810 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 20:53:57,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2655 transitions. [2019-11-23 20:53:57,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-23 20:53:57,814 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:53:57,814 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:53:57,815 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:53:57,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:53:57,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1487828793, now seen corresponding path program 1 times [2019-11-23 20:53:57,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:53:57,816 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104560401] [2019-11-23 20:53:57,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:53:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:53:57,929 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-23 20:53:57,929 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104560401] [2019-11-23 20:53:57,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:53:57,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 20:53:57,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830402061] [2019-11-23 20:53:57,931 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:53:57,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:53:57,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:53:57,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:53:57,931 INFO L87 Difference]: Start difference. First operand 2132 states and 2655 transitions. Second operand 4 states. [2019-11-23 20:53:58,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:53:58,934 INFO L93 Difference]: Finished difference Result 4827 states and 6005 transitions. [2019-11-23 20:53:58,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:53:58,934 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 144 [2019-11-23 20:53:58,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:53:58,945 INFO L225 Difference]: With dead ends: 4827 [2019-11-23 20:53:58,945 INFO L226 Difference]: Without dead ends: 2273 [2019-11-23 20:53:58,948 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:53:58,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2273 states. [2019-11-23 20:53:58,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2273 to 2270. [2019-11-23 20:53:58,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2270 states. [2019-11-23 20:53:58,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 2270 states and 2534 transitions. [2019-11-23 20:53:58,989 INFO L78 Accepts]: Start accepts. Automaton has 2270 states and 2534 transitions. Word has length 144 [2019-11-23 20:53:58,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:53:58,990 INFO L462 AbstractCegarLoop]: Abstraction has 2270 states and 2534 transitions. [2019-11-23 20:53:58,990 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:53:58,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 2534 transitions. [2019-11-23 20:53:58,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-23 20:53:58,996 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:53:58,996 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:53:58,997 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:53:58,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:53:58,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1645622840, now seen corresponding path program 1 times [2019-11-23 20:53:58,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:53:58,998 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484544411] [2019-11-23 20:53:58,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:53:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:53:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-23 20:53:59,062 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484544411] [2019-11-23 20:53:59,062 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:53:59,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:53:59,063 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210947029] [2019-11-23 20:53:59,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 20:53:59,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:53:59,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 20:53:59,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:53:59,064 INFO L87 Difference]: Start difference. First operand 2270 states and 2534 transitions. Second operand 3 states. [2019-11-23 20:53:59,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:53:59,642 INFO L93 Difference]: Finished difference Result 5376 states and 5995 transitions. [2019-11-23 20:53:59,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 20:53:59,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 185 [2019-11-23 20:53:59,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:53:59,654 INFO L225 Difference]: With dead ends: 5376 [2019-11-23 20:53:59,654 INFO L226 Difference]: Without dead ends: 3108 [2019-11-23 20:53:59,657 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:53:59,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3108 states. [2019-11-23 20:53:59,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3108 to 2128. [2019-11-23 20:53:59,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2128 states. [2019-11-23 20:53:59,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 2362 transitions. [2019-11-23 20:53:59,703 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 2362 transitions. Word has length 185 [2019-11-23 20:53:59,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:53:59,703 INFO L462 AbstractCegarLoop]: Abstraction has 2128 states and 2362 transitions. [2019-11-23 20:53:59,703 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 20:53:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2362 transitions. [2019-11-23 20:53:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-23 20:53:59,709 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:53:59,709 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:53:59,710 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:53:59,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:53:59,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1280460365, now seen corresponding path program 1 times [2019-11-23 20:53:59,710 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:53:59,711 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32270640] [2019-11-23 20:53:59,711 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:53:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:54:00,019 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:54:00,019 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32270640] [2019-11-23 20:54:00,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:54:00,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 20:54:00,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865044950] [2019-11-23 20:54:00,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-23 20:54:00,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:54:00,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-23 20:54:00,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-23 20:54:00,021 INFO L87 Difference]: Start difference. First operand 2128 states and 2362 transitions. Second operand 7 states. [2019-11-23 20:54:01,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:54:01,431 INFO L93 Difference]: Finished difference Result 4693 states and 5195 transitions. [2019-11-23 20:54:01,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-23 20:54:01,432 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 185 [2019-11-23 20:54:01,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:54:01,443 INFO L225 Difference]: With dead ends: 4693 [2019-11-23 20:54:01,443 INFO L226 Difference]: Without dead ends: 2286 [2019-11-23 20:54:01,448 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-11-23 20:54:01,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2019-11-23 20:54:01,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 2127. [2019-11-23 20:54:01,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2127 states. [2019-11-23 20:54:01,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 2127 states and 2354 transitions. [2019-11-23 20:54:01,503 INFO L78 Accepts]: Start accepts. Automaton has 2127 states and 2354 transitions. Word has length 185 [2019-11-23 20:54:01,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:54:01,504 INFO L462 AbstractCegarLoop]: Abstraction has 2127 states and 2354 transitions. [2019-11-23 20:54:01,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-23 20:54:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2354 transitions. [2019-11-23 20:54:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-23 20:54:01,514 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:54:01,514 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:54:01,515 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:54:01,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:54:01,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1003780014, now seen corresponding path program 1 times [2019-11-23 20:54:01,516 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:54:01,517 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228976342] [2019-11-23 20:54:01,517 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:54:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:54:01,758 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:54:01,759 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228976342] [2019-11-23 20:54:01,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:54:01,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 20:54:01,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76630464] [2019-11-23 20:54:01,761 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:54:01,761 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:54:01,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:54:01,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:01,762 INFO L87 Difference]: Start difference. First operand 2127 states and 2354 transitions. Second operand 4 states. [2019-11-23 20:54:02,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:54:02,850 INFO L93 Difference]: Finished difference Result 3829 states and 4242 transitions. [2019-11-23 20:54:02,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:54:02,851 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 194 [2019-11-23 20:54:02,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:54:02,859 INFO L225 Difference]: With dead ends: 3829 [2019-11-23 20:54:02,860 INFO L226 Difference]: Without dead ends: 1564 [2019-11-23 20:54:02,864 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:02,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2019-11-23 20:54:02,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1563. [2019-11-23 20:54:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1563 states. [2019-11-23 20:54:02,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1563 states and 1686 transitions. [2019-11-23 20:54:02,906 INFO L78 Accepts]: Start accepts. Automaton has 1563 states and 1686 transitions. Word has length 194 [2019-11-23 20:54:02,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:54:02,906 INFO L462 AbstractCegarLoop]: Abstraction has 1563 states and 1686 transitions. [2019-11-23 20:54:02,907 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:54:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1686 transitions. [2019-11-23 20:54:02,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-23 20:54:02,914 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:54:02,914 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:54:02,915 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:54:02,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:54:02,915 INFO L82 PathProgramCache]: Analyzing trace with hash 36518128, now seen corresponding path program 1 times [2019-11-23 20:54:02,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:54:02,916 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658211193] [2019-11-23 20:54:02,917 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:54:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:54:03,110 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-23 20:54:03,111 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658211193] [2019-11-23 20:54:03,112 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:54:03,112 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:54:03,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637382140] [2019-11-23 20:54:03,117 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 20:54:03,118 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:54:03,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 20:54:03,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:54:03,119 INFO L87 Difference]: Start difference. First operand 1563 states and 1686 transitions. Second operand 3 states. [2019-11-23 20:54:03,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:54:03,518 INFO L93 Difference]: Finished difference Result 3264 states and 3520 transitions. [2019-11-23 20:54:03,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 20:54:03,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2019-11-23 20:54:03,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:54:03,519 INFO L225 Difference]: With dead ends: 3264 [2019-11-23 20:54:03,519 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 20:54:03,522 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:54:03,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 20:54:03,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 20:54:03,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 20:54:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 20:54:03,523 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 215 [2019-11-23 20:54:03,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:54:03,524 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 20:54:03,524 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 20:54:03,524 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 20:54:03,524 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 20:54:03,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 20:54:03,831 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 31 [2019-11-23 20:54:04,034 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 31 [2019-11-23 20:54:04,037 INFO L444 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,038 INFO L444 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,038 INFO L444 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,038 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-23 20:54:04,038 INFO L444 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-23 20:54:04,038 INFO L444 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-23 20:54:04,038 INFO L444 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-23 20:54:04,039 INFO L444 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-23 20:54:04,039 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-23 20:54:04,039 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-23 20:54:04,039 INFO L444 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,039 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,039 INFO L444 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,040 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-23 20:54:04,040 INFO L444 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-23 20:54:04,040 INFO L444 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-23 20:54:04,040 INFO L444 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-23 20:54:04,040 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-23 20:54:04,040 INFO L444 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-23 20:54:04,040 INFO L444 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-23 20:54:04,041 INFO L444 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,041 INFO L444 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,041 INFO L444 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,041 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-23 20:54:04,041 INFO L444 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-23 20:54:04,041 INFO L444 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-23 20:54:04,041 INFO L444 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-23 20:54:04,042 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-23 20:54:04,042 INFO L444 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,042 INFO L444 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,042 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,042 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-23 20:54:04,042 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-23 20:54:04,043 INFO L444 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-23 20:54:04,043 INFO L444 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-23 20:54:04,043 INFO L444 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-23 20:54:04,043 INFO L444 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-23 20:54:04,043 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-23 20:54:04,043 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-23 20:54:04,043 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,044 INFO L444 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,044 INFO L444 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,044 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-23 20:54:04,044 INFO L444 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-23 20:54:04,044 INFO L444 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-23 20:54:04,044 INFO L444 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-23 20:54:04,044 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-23 20:54:04,045 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-23 20:54:04,045 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-23 20:54:04,045 INFO L444 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-23 20:54:04,045 INFO L444 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,045 INFO L444 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,045 INFO L444 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,045 INFO L444 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-23 20:54:04,045 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-23 20:54:04,046 INFO L444 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-23 20:54:04,046 INFO L444 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-23 20:54:04,046 INFO L444 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-23 20:54:04,046 INFO L444 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-23 20:54:04,046 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-23 20:54:04,046 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-23 20:54:04,046 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-23 20:54:04,046 INFO L444 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,047 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,047 INFO L444 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,047 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-23 20:54:04,047 INFO L444 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-23 20:54:04,047 INFO L444 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-23 20:54:04,047 INFO L444 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-23 20:54:04,047 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-23 20:54:04,048 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-23 20:54:04,048 INFO L444 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,048 INFO L444 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,048 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,048 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-23 20:54:04,048 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-23 20:54:04,048 INFO L444 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-23 20:54:04,048 INFO L444 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-23 20:54:04,049 INFO L444 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-23 20:54:04,049 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 20:54:04,049 INFO L444 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-23 20:54:04,049 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-23 20:54:04,049 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-23 20:54:04,049 INFO L444 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,049 INFO L444 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,050 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,050 INFO L444 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-23 20:54:04,050 INFO L444 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-23 20:54:04,050 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-23 20:54:04,050 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-23 20:54:04,050 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-23 20:54:04,050 INFO L444 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,050 INFO L444 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,051 INFO L444 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,051 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-23 20:54:04,051 INFO L444 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-23 20:54:04,051 INFO L444 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-23 20:54:04,051 INFO L444 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-23 20:54:04,051 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-23 20:54:04,051 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-23 20:54:04,052 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-23 20:54:04,052 INFO L444 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-23 20:54:04,052 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-23 20:54:04,052 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-23 20:54:04,052 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 20:54:04,052 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2019-11-23 20:54:04,052 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-23 20:54:04,053 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,053 INFO L444 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,053 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-23 20:54:04,053 INFO L444 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-23 20:54:04,053 INFO L444 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-23 20:54:04,053 INFO L444 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-23 20:54:04,053 INFO L444 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-23 20:54:04,053 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-23 20:54:04,054 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-23 20:54:04,054 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-23 20:54:04,054 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-23 20:54:04,054 INFO L440 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse7 (= ~a25~0 1)) (.cse8 (= ~a11~0 1))) (let ((.cse2 (= ~a17~0 8)) (.cse5 (= ~a28~0 9)) (.cse3 (not .cse8)) (.cse0 (= ~a28~0 10)) (.cse6 (not .cse7)) (.cse1 (= ~a19~0 1)) (.cse4 (not (= ~a28~0 11)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse3) (and .cse6 .cse2 .cse4) (and .cse6 .cse2 .cse3) (and .cse5 .cse7) (and .cse1 .cse7 .cse3) (and .cse0 .cse6 .cse8) (and .cse1 .cse7 .cse4)))) [2019-11-23 20:54:04,054 INFO L444 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,055 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,055 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-23 20:54:04,055 INFO L444 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-23 20:54:04,055 INFO L444 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-23 20:54:04,055 INFO L444 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-23 20:54:04,055 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-23 20:54:04,055 INFO L444 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-23 20:54:04,056 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-23 20:54:04,056 INFO L444 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,056 INFO L444 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,056 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-23 20:54:04,056 INFO L444 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-23 20:54:04,056 INFO L444 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-23 20:54:04,056 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-23 20:54:04,056 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-23 20:54:04,057 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-23 20:54:04,057 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-23 20:54:04,057 INFO L444 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-23 20:54:04,057 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-23 20:54:04,057 INFO L444 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,057 INFO L444 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,057 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-23 20:54:04,057 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-23 20:54:04,058 INFO L444 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-23 20:54:04,058 INFO L444 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-23 20:54:04,058 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-23 20:54:04,058 INFO L444 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-23 20:54:04,058 INFO L440 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (= ~a25~0 1)) (.cse8 (= ~a11~0 1))) (let ((.cse2 (= ~a17~0 8)) (.cse5 (= ~a28~0 9)) (.cse3 (not .cse8)) (.cse0 (= ~a28~0 10)) (.cse6 (not .cse7)) (.cse1 (= ~a19~0 1)) (.cse4 (not (= ~a28~0 11)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse3) (and .cse6 .cse2 .cse4) (and .cse6 .cse2 .cse3) (and .cse5 .cse7) (and .cse1 .cse7 .cse3) (and .cse0 .cse6 .cse8) (and .cse1 .cse7 .cse4)))) [2019-11-23 20:54:04,058 INFO L444 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,058 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,059 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-23 20:54:04,059 INFO L444 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-23 20:54:04,059 INFO L444 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-23 20:54:04,059 INFO L444 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-23 20:54:04,059 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-23 20:54:04,059 INFO L444 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,059 INFO L444 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,060 INFO L444 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-23 20:54:04,060 INFO L444 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-23 20:54:04,060 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-23 20:54:04,060 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-23 20:54:04,060 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-23 20:54:04,060 INFO L444 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-23 20:54:04,060 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-23 20:54:04,060 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-23 20:54:04,061 INFO L444 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-23 20:54:04,061 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,061 INFO L444 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,061 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-23 20:54:04,061 INFO L444 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,061 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-23 20:54:04,061 INFO L444 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-23 20:54:04,062 INFO L444 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-23 20:54:04,062 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-23 20:54:04,062 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-23 20:54:04,062 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 20:54:04,062 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-23 20:54:04,062 INFO L444 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,062 INFO L444 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,062 INFO L444 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,063 INFO L444 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-23 20:54:04,063 INFO L444 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-23 20:54:04,063 INFO L444 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-23 20:54:04,063 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-23 20:54:04,063 INFO L444 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-23 20:54:04,063 INFO L444 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,063 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,063 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,064 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-23 20:54:04,064 INFO L444 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-23 20:54:04,064 INFO L444 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-23 20:54:04,064 INFO L444 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-23 20:54:04,064 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-23 20:54:04,064 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-23 20:54:04,064 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,064 INFO L444 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,065 INFO L444 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,065 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-23 20:54:04,065 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-23 20:54:04,065 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-23 20:54:04,065 INFO L444 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-23 20:54:04,065 INFO L444 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-23 20:54:04,065 INFO L444 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-23 20:54:04,065 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-23 20:54:04,066 INFO L444 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-23 20:54:04,067 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-23 20:54:04,067 INFO L444 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,067 INFO L444 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,067 INFO L444 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:04,067 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-23 20:54:04,067 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-23 20:54:04,067 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-23 20:54:04,067 INFO L444 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-23 20:54:04,068 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-23 20:54:04,068 INFO L444 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-23 20:54:04,068 INFO L444 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-23 20:54:04,068 INFO L444 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-23 20:54:04,068 INFO L444 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-23 20:54:04,068 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-23 20:54:04,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:54:04 BoogieIcfgContainer [2019-11-23 20:54:04,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 20:54:04,111 INFO L168 Benchmark]: Toolchain (without parser) took 13657.97 ms. Allocated memory was 145.2 MB in the beginning and 432.0 MB in the end (delta: 286.8 MB). Free memory was 102.1 MB in the beginning and 373.0 MB in the end (delta: -270.8 MB). Peak memory consumption was 305.5 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:04,112 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory is still 121.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-23 20:54:04,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.48 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 101.7 MB in the beginning and 167.8 MB in the end (delta: -66.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:04,116 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.70 ms. Allocated memory is still 203.4 MB. Free memory was 167.8 MB in the beginning and 162.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:04,117 INFO L168 Benchmark]: Boogie Preprocessor took 78.39 ms. Allocated memory is still 203.4 MB. Free memory was 162.2 MB in the beginning and 158.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:04,118 INFO L168 Benchmark]: RCFGBuilder took 1450.29 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 158.0 MB in the beginning and 169.2 MB in the end (delta: -11.1 MB). Peak memory consumption was 77.6 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:04,120 INFO L168 Benchmark]: TraceAbstraction took 11294.88 ms. Allocated memory was 236.5 MB in the beginning and 432.0 MB in the end (delta: 195.6 MB). Free memory was 169.2 MB in the beginning and 373.0 MB in the end (delta: -203.8 MB). Peak memory consumption was 281.3 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:04,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory is still 121.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 732.48 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 101.7 MB in the beginning and 167.8 MB in the end (delta: -66.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 96.70 ms. Allocated memory is still 203.4 MB. Free memory was 167.8 MB in the beginning and 162.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.39 ms. Allocated memory is still 203.4 MB. Free memory was 162.2 MB in the beginning and 158.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1450.29 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 158.0 MB in the beginning and 169.2 MB in the end (delta: -11.1 MB). Peak memory consumption was 77.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11294.88 ms. Allocated memory was 236.5 MB in the beginning and 432.0 MB in the end (delta: 195.6 MB). Free memory was 169.2 MB in the beginning and 373.0 MB in the end (delta: -203.8 MB). Peak memory consumption was 281.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((a28 == 10 && a19 == 1) || ((a17 == 8 && !(a11 == 1)) && !(a28 == 11))) || (a28 == 9 && !(a11 == 1))) || ((!(a25 == 1) && a17 == 8) && !(a28 == 11))) || ((!(a25 == 1) && a17 == 8) && !(a11 == 1))) || (a28 == 9 && a25 == 1)) || ((a19 == 1 && a25 == 1) && !(a11 == 1))) || ((a28 == 10 && !(a25 == 1)) && a11 == 1)) || ((a19 == 1 && a25 == 1) && !(a28 == 11)) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((a28 == 10 && a19 == 1) || ((a17 == 8 && !(a11 == 1)) && !(a28 == 11))) || (a28 == 9 && !(a11 == 1))) || ((!(a25 == 1) && a17 == 8) && !(a28 == 11))) || ((!(a25 == 1) && a17 == 8) && !(a11 == 1))) || (a28 == 9 && a25 == 1)) || ((a19 == 1 && a25 == 1) && !(a11 == 1))) || ((a28 == 10 && !(a25 == 1)) && a11 == 1)) || ((a19 == 1 && a25 == 1) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 11.1s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 893 SDtfs, 2186 SDslu, 285 SDs, 0 SdLazy, 5734 SolverSat, 861 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 14 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2270occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1866 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 42 NumberOfFragments, 185 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1919 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 592 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1453 NumberOfCodeBlocks, 1453 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1444 ConstructedInterpolants, 0 QuantifiedInterpolants, 728663 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 463/463 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...