java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label05.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 13:07:51,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 13:07:51,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 13:07:51,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-07 13:07:51,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 13:07:51,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 13:07:51,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 13:07:51,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 13:07:51,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 13:07:51,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 13:07:51,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 13:07:51,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 13:07:51,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 13:07:51,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 13:07:51,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 13:07:51,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 13:07:51,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-07 13:07:51,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 13:07:51,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 13:07:51,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 13:07:51,417 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 [2019-09-07 13:07:51,449 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 13:07:51,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 13:07:51,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 13:07:51,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 13:07:51,452 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 13:07:51,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 13:07:51,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 13:07:51,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 13:07:51,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 13:07:51,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 13:07:51,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 13:07:51,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 13:07:51,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 13:07:51,456 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 13:07:51,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 13:07:51,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 13:07:51,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 13:07:51,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 13:07:51,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 13:07:51,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 13:07:51,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 13:07:51,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:07:51,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 13:07:51,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 13:07:51,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 13:07:51,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 13:07:51,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 13:07:51,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 13:07:51,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 13:07:51,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 13:07:51,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 13:07:51,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 13:07:51,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 13:07:51,524 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 13:07:51,525 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label05.c [2019-09-07 13:07:51,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a9a816a/44d89987fecd469187574f4160aff2c2/FLAG9cddcf569 [2019-09-07 13:07:52,101 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 13:07:52,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label05.c [2019-09-07 13:07:52,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a9a816a/44d89987fecd469187574f4160aff2c2/FLAG9cddcf569 [2019-09-07 13:07:52,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a9a816a/44d89987fecd469187574f4160aff2c2 [2019-09-07 13:07:52,450 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 13:07:52,451 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 13:07:52,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 13:07:52,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 13:07:52,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 13:07:52,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:07:52" (1/1) ... [2019-09-07 13:07:52,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700a566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:52, skipping insertion in model container [2019-09-07 13:07:52,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:07:52" (1/1) ... [2019-09-07 13:07:52,465 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 13:07:52,518 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 13:07:53,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:07:53,028 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 13:07:53,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:07:53,181 INFO L192 MainTranslator]: Completed translation [2019-09-07 13:07:53,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53 WrapperNode [2019-09-07 13:07:53,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 13:07:53,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 13:07:53,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 13:07:53,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 13:07:53,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (1/1) ... [2019-09-07 13:07:53,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (1/1) ... [2019-09-07 13:07:53,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (1/1) ... [2019-09-07 13:07:53,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (1/1) ... [2019-09-07 13:07:53,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (1/1) ... [2019-09-07 13:07:53,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (1/1) ... [2019-09-07 13:07:53,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (1/1) ... [2019-09-07 13:07:53,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 13:07:53,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 13:07:53,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 13:07:53,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 13:07:53,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (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 [2019-09-07 13:07:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 13:07:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 13:07:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-07 13:07:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 13:07:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-07 13:07:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 13:07:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 13:07:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-07 13:07:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 13:07:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 13:07:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 13:07:54,620 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 13:07:54,620 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 13:07:54,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:07:54 BoogieIcfgContainer [2019-09-07 13:07:54,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 13:07:54,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 13:07:54,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 13:07:54,626 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 13:07:54,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 01:07:52" (1/3) ... [2019-09-07 13:07:54,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508bf0c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:07:54, skipping insertion in model container [2019-09-07 13:07:54,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:07:53" (2/3) ... [2019-09-07 13:07:54,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508bf0c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:07:54, skipping insertion in model container [2019-09-07 13:07:54,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:07:54" (3/3) ... [2019-09-07 13:07:54,629 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label05.c [2019-09-07 13:07:54,639 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 13:07:54,646 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 13:07:54,663 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 13:07:54,698 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 13:07:54,699 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 13:07:54,699 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 13:07:54,700 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 13:07:54,700 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 13:07:54,700 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 13:07:54,700 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 13:07:54,701 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 13:07:54,701 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 13:07:54,727 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-09-07 13:07:54,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-09-07 13:07:54,739 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:07:54,741 INFO L399 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] [2019-09-07 13:07:54,743 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:07:54,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:07:54,750 INFO L82 PathProgramCache]: Analyzing trace with hash -1904695938, now seen corresponding path program 1 times [2019-09-07 13:07:54,753 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:07:54,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:07:54,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:54,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:07:54,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:07:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:07:55,200 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:07:55,200 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:07:55,207 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:07:55,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:07:55,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:07:55,224 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2019-09-07 13:07:56,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:07:56,137 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2019-09-07 13:07:56,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:07:56,141 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2019-09-07 13:07:56,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:07:56,156 INFO L225 Difference]: With dead ends: 547 [2019-09-07 13:07:56,156 INFO L226 Difference]: Without dead ends: 278 [2019-09-07 13:07:56,162 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:07:56,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2019-09-07 13:07:56,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2019-09-07 13:07:56,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2019-09-07 13:07:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 400 transitions. [2019-09-07 13:07:56,228 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 400 transitions. Word has length 100 [2019-09-07 13:07:56,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:07:56,229 INFO L475 AbstractCegarLoop]: Abstraction has 278 states and 400 transitions. [2019-09-07 13:07:56,229 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:07:56,229 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 400 transitions. [2019-09-07 13:07:56,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-09-07 13:07:56,235 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:07:56,235 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:07:56,236 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:07:56,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:07:56,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1236531093, now seen corresponding path program 1 times [2019-09-07 13:07:56,236 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:07:56,236 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:07:56,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:56,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:07:56,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:07:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:07:56,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:07:56,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:07:56,352 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:07:56,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:07:56,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:07:56,353 INFO L87 Difference]: Start difference. First operand 278 states and 400 transitions. Second operand 6 states. [2019-09-07 13:07:57,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:07:57,106 INFO L93 Difference]: Finished difference Result 703 states and 1026 transitions. [2019-09-07 13:07:57,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:07:57,109 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 110 [2019-09-07 13:07:57,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:07:57,116 INFO L225 Difference]: With dead ends: 703 [2019-09-07 13:07:57,116 INFO L226 Difference]: Without dead ends: 431 [2019-09-07 13:07:57,118 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:07:57,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2019-09-07 13:07:57,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 419. [2019-09-07 13:07:57,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2019-09-07 13:07:57,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 588 transitions. [2019-09-07 13:07:57,154 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 588 transitions. Word has length 110 [2019-09-07 13:07:57,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:07:57,155 INFO L475 AbstractCegarLoop]: Abstraction has 419 states and 588 transitions. [2019-09-07 13:07:57,155 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:07:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 588 transitions. [2019-09-07 13:07:57,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-09-07 13:07:57,160 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:07:57,161 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:07:57,161 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:07:57,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:07:57,161 INFO L82 PathProgramCache]: Analyzing trace with hash 235879383, now seen corresponding path program 1 times [2019-09-07 13:07:57,161 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:07:57,162 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:07:57,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:57,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:07:57,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:07:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:07:57,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:07:57,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:07:57,287 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:07:57,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:07:57,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:07:57,289 INFO L87 Difference]: Start difference. First operand 419 states and 588 transitions. Second operand 3 states. [2019-09-07 13:07:57,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:07:57,827 INFO L93 Difference]: Finished difference Result 1241 states and 1781 transitions. [2019-09-07 13:07:57,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:07:57,828 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2019-09-07 13:07:57,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:07:57,834 INFO L225 Difference]: With dead ends: 1241 [2019-09-07 13:07:57,835 INFO L226 Difference]: Without dead ends: 828 [2019-09-07 13:07:57,836 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:07:57,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2019-09-07 13:07:57,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 828. [2019-09-07 13:07:57,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 828 states. [2019-09-07 13:07:57,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 1140 transitions. [2019-09-07 13:07:57,880 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 1140 transitions. Word has length 111 [2019-09-07 13:07:57,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:07:57,881 INFO L475 AbstractCegarLoop]: Abstraction has 828 states and 1140 transitions. [2019-09-07 13:07:57,903 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:07:57,903 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1140 transitions. [2019-09-07 13:07:57,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-09-07 13:07:57,908 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:07:57,909 INFO L399 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:07:57,909 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:07:57,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:07:57,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1258087941, now seen corresponding path program 1 times [2019-09-07 13:07:57,910 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:07:57,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:07:57,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:57,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:07:57,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:07:58,022 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:07:58,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:07:58,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:07:58,023 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:07:58,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:07:58,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:07:58,024 INFO L87 Difference]: Start difference. First operand 828 states and 1140 transitions. Second operand 6 states. [2019-09-07 13:07:58,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:07:58,752 INFO L93 Difference]: Finished difference Result 2250 states and 3291 transitions. [2019-09-07 13:07:58,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:07:58,753 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2019-09-07 13:07:58,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:07:58,767 INFO L225 Difference]: With dead ends: 2250 [2019-09-07 13:07:58,768 INFO L226 Difference]: Without dead ends: 1428 [2019-09-07 13:07:58,771 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:07:58,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2019-09-07 13:07:58,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1400. [2019-09-07 13:07:58,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1400 states. [2019-09-07 13:07:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 1852 transitions. [2019-09-07 13:07:58,838 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 1852 transitions. Word has length 125 [2019-09-07 13:07:58,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:07:58,838 INFO L475 AbstractCegarLoop]: Abstraction has 1400 states and 1852 transitions. [2019-09-07 13:07:58,839 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:07:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1852 transitions. [2019-09-07 13:07:58,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-09-07 13:07:58,844 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:07:58,845 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:07:58,845 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:07:58,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:07:58,846 INFO L82 PathProgramCache]: Analyzing trace with hash -676972618, now seen corresponding path program 1 times [2019-09-07 13:07:58,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:07:58,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:07:58,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:58,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:07:58,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:07:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:07:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:07:58,995 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:07:58,995 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:07:59,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:07:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:07:59,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 7 conjunts are in the unsatisfiable core [2019-09-07 13:07:59,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:07:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:07:59,231 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:07:59,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2019-09-07 13:07:59,232 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-07 13:07:59,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-07 13:07:59,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:07:59,234 INFO L87 Difference]: Start difference. First operand 1400 states and 1852 transitions. Second operand 7 states. [2019-09-07 13:08:00,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:08:00,084 INFO L93 Difference]: Finished difference Result 3245 states and 4457 transitions. [2019-09-07 13:08:00,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:08:00,085 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 142 [2019-09-07 13:08:00,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:08:00,098 INFO L225 Difference]: With dead ends: 3245 [2019-09-07 13:08:00,098 INFO L226 Difference]: Without dead ends: 1851 [2019-09-07 13:08:00,104 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:08:00,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2019-09-07 13:08:00,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1541. [2019-09-07 13:08:00,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1541 states. [2019-09-07 13:08:00,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1541 states and 2040 transitions. [2019-09-07 13:08:00,179 INFO L78 Accepts]: Start accepts. Automaton has 1541 states and 2040 transitions. Word has length 142 [2019-09-07 13:08:00,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:08:00,180 INFO L475 AbstractCegarLoop]: Abstraction has 1541 states and 2040 transitions. [2019-09-07 13:08:00,180 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-07 13:08:00,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 2040 transitions. [2019-09-07 13:08:00,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-09-07 13:08:00,185 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:08:00,185 INFO L399 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:08:00,186 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:08:00,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:08:00,186 INFO L82 PathProgramCache]: Analyzing trace with hash 809347390, now seen corresponding path program 1 times [2019-09-07 13:08:00,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:08:00,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:08:00,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:08:00,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:08:00,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:08:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:08:00,349 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:08:00,350 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:08:00,350 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-07 13:08:00,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:08:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:08:00,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-07 13:08:00,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:08:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 24 proven. 27 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-09-07 13:08:00,598 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:08:00,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2019-09-07 13:08:00,599 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:08:00,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:08:00,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:08:00,600 INFO L87 Difference]: Start difference. First operand 1541 states and 2040 transitions. Second operand 8 states. [2019-09-07 13:08:02,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:08:02,558 INFO L93 Difference]: Finished difference Result 3718 states and 5160 transitions. [2019-09-07 13:08:02,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-09-07 13:08:02,560 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 146 [2019-09-07 13:08:02,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:08:02,572 INFO L225 Difference]: With dead ends: 3718 [2019-09-07 13:08:02,572 INFO L226 Difference]: Without dead ends: 2183 [2019-09-07 13:08:02,577 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2019-09-07 13:08:02,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2183 states. [2019-09-07 13:08:02,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2183 to 1712. [2019-09-07 13:08:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1712 states. [2019-09-07 13:08:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1712 states and 2129 transitions. [2019-09-07 13:08:02,647 INFO L78 Accepts]: Start accepts. Automaton has 1712 states and 2129 transitions. Word has length 146 [2019-09-07 13:08:02,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:08:02,648 INFO L475 AbstractCegarLoop]: Abstraction has 1712 states and 2129 transitions. [2019-09-07 13:08:02,648 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:08:02,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2129 transitions. [2019-09-07 13:08:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-09-07 13:08:02,655 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:08:02,655 INFO L399 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:08:02,656 INFO L418 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:08:02,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:08:02,656 INFO L82 PathProgramCache]: Analyzing trace with hash 1440991952, now seen corresponding path program 1 times [2019-09-07 13:08:02,656 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:08:02,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:08:02,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:08:02,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:08:02,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:08:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:08:02,779 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 66 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:08:02,780 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:08:02,780 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:08:02,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:08:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:08:02,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 10 conjunts are in the unsatisfiable core [2019-09-07 13:08:02,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:08:02,946 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-09-07 13:08:02,958 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:08:02,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2019-09-07 13:08:02,959 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:08:02,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:08:02,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:08:02,960 INFO L87 Difference]: Start difference. First operand 1712 states and 2129 transitions. Second operand 8 states. [2019-09-07 13:08:04,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:08:04,781 INFO L93 Difference]: Finished difference Result 5639 states and 7681 transitions. [2019-09-07 13:08:04,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-09-07 13:08:04,781 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 166 [2019-09-07 13:08:04,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:08:04,810 INFO L225 Difference]: With dead ends: 5639 [2019-09-07 13:08:04,810 INFO L226 Difference]: Without dead ends: 3933 [2019-09-07 13:08:04,818 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2019-09-07 13:08:04,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3933 states. [2019-09-07 13:08:04,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3933 to 3432. [2019-09-07 13:08:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3432 states. [2019-09-07 13:08:04,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 3432 states and 4323 transitions. [2019-09-07 13:08:04,961 INFO L78 Accepts]: Start accepts. Automaton has 3432 states and 4323 transitions. Word has length 166 [2019-09-07 13:08:04,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:08:04,962 INFO L475 AbstractCegarLoop]: Abstraction has 3432 states and 4323 transitions. [2019-09-07 13:08:04,962 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:08:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 3432 states and 4323 transitions. [2019-09-07 13:08:04,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-07 13:08:04,976 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:08:04,976 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:08:04,976 INFO L418 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:08:04,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:08:04,977 INFO L82 PathProgramCache]: Analyzing trace with hash -648776304, now seen corresponding path program 1 times [2019-09-07 13:08:04,977 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:08:04,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:08:04,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:08:04,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:08:04,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:08:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:08:05,114 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 109 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-09-07 13:08:05,114 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:08:05,115 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:08:05,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:08:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:08:05,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-07 13:08:05,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:08:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 86 proven. 54 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-09-07 13:08:05,358 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:08:05,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2019-09-07 13:08:05,359 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:08:05,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:08:05,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:08:05,360 INFO L87 Difference]: Start difference. First operand 3432 states and 4323 transitions. Second operand 8 states. [2019-09-07 13:08:08,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:08:08,230 INFO L93 Difference]: Finished difference Result 7100 states and 9084 transitions. [2019-09-07 13:08:08,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-09-07 13:08:08,231 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 204 [2019-09-07 13:08:08,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:08:08,231 INFO L225 Difference]: With dead ends: 7100 [2019-09-07 13:08:08,232 INFO L226 Difference]: Without dead ends: 0 [2019-09-07 13:08:08,247 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=130, Invalid=376, Unknown=0, NotChecked=0, Total=506 [2019-09-07 13:08:08,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-07 13:08:08,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-07 13:08:08,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-07 13:08:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-07 13:08:08,248 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 204 [2019-09-07 13:08:08,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:08:08,248 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-07 13:08:08,248 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:08:08,248 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-07 13:08:08,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-07 13:08:08,254 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-07 13:08:08,579 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 153 [2019-09-07 13:08:08,767 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 153 [2019-09-07 13:08:10,122 WARN L188 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 132 DAG size of output: 61 [2019-09-07 13:08:10,789 WARN L188 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2019-09-07 13:08:11,418 WARN L188 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2019-09-07 13:08:11,422 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:08:11,422 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2019-09-07 13:08:11,422 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:08:11,422 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-09-07 13:08:11,422 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 458) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-09-07 13:08:11,423 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-09-07 13:08:11,424 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-09-07 13:08:11,424 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-09-07 13:08:11,424 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-09-07 13:08:11,424 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-09-07 13:08:11,424 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-09-07 13:08:11,424 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-09-07 13:08:11,424 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-09-07 13:08:11,424 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-09-07 13:08:11,425 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,425 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,425 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,425 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,425 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,425 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,425 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-09-07 13:08:11,426 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-09-07 13:08:11,427 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-09-07 13:08:11,427 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-09-07 13:08:11,427 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-09-07 13:08:11,427 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-09-07 13:08:11,427 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-09-07 13:08:11,427 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,427 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,427 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,428 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,428 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,428 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-09-07 13:08:11,428 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-09-07 13:08:11,428 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-09-07 13:08:11,428 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-09-07 13:08:11,428 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-09-07 13:08:11,429 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-09-07 13:08:11,429 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-09-07 13:08:11,429 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-09-07 13:08:11,429 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-09-07 13:08:11,429 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,429 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,429 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,429 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,430 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,430 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-09-07 13:08:11,430 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-09-07 13:08:11,430 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-09-07 13:08:11,430 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-09-07 13:08:11,430 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-09-07 13:08:11,430 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-09-07 13:08:11,430 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-09-07 13:08:11,431 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-09-07 13:08:11,431 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-09-07 13:08:11,431 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-09-07 13:08:11,431 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-09-07 13:08:11,431 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-09-07 13:08:11,431 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-09-07 13:08:11,431 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,431 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-09-07 13:08:11,432 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-09-07 13:08:11,433 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-09-07 13:08:11,433 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-09-07 13:08:11,433 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-09-07 13:08:11,433 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,433 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,433 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,433 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-09-07 13:08:11,434 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-09-07 13:08:11,435 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-09-07 13:08:11,435 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-09-07 13:08:11,435 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-09-07 13:08:11,435 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-09-07 13:08:11,435 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-09-07 13:08:11,435 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-09-07 13:08:11,435 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-09-07 13:08:11,435 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-09-07 13:08:11,436 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,436 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,436 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,436 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,436 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,436 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-09-07 13:08:11,436 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-09-07 13:08:11,436 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-09-07 13:08:11,437 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-09-07 13:08:11,437 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-09-07 13:08:11,437 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-09-07 13:08:11,437 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-09-07 13:08:11,437 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-09-07 13:08:11,437 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,437 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,437 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-09-07 13:08:11,438 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-09-07 13:08:11,439 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-09-07 13:08:11,439 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-09-07 13:08:11,439 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-09-07 13:08:11,439 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse6 (not (<= |old(~a21~0)| 0))) (.cse18 (= ~a21~0 |old(~a21~0)|)) (.cse13 (= ~a7~0 |old(~a7~0)|)) (.cse14 (= ~a17~0 |old(~a17~0)|)) (.cse15 (= ~a16~0 |old(~a16~0)|)) (.cse16 (= ~a8~0 |old(~a8~0)|)) (.cse17 (= ~a20~0 |old(~a20~0)|)) (.cse10 (= 6 |old(~a16~0)|)) (.cse8 (not (= 1 |old(~a21~0)|))) (.cse4 (not (= 1 |old(~a20~0)|)))) (let ((.cse1 (or .cse8 (= 4 |old(~a16~0)|) .cse4)) (.cse9 (= 13 |old(~a8~0)|)) (.cse2 (not (<= |old(~a7~0)| 0))) (.cse7 (or .cse10 .cse8 .cse4)) (.cse11 (not (= 1 |old(~a7~0)|))) (.cse0 (and .cse18 .cse13 .cse14 .cse15 .cse16 .cse17)) (.cse5 (not (<= |old(~a17~0)| 0))) (.cse12 (or .cse10 .cse6)) (.cse3 (not (= 1 |old(~a17~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse0) (or .cse7 .cse0 .cse2 .cse3) (or .cse8 .cse9 .cse0 .cse2 .cse5) (or .cse1 .cse0 .cse2 .cse5) (or .cse10 .cse8 .cse0 .cse9 .cse11 .cse5) (or .cse0 (or .cse8 .cse9 .cse2 .cse3)) (or (or .cse10 .cse8 .cse2) .cse0 .cse5) (or .cse7 .cse11 .cse0 .cse3) (or .cse12 (and .cse13 .cse14 .cse15 .cse16 .cse17 .cse18) .cse5) (or (and .cse13 .cse15 .cse16 (= ~a17~0 1) .cse17 .cse18) .cse12 .cse3)))) [2019-09-07 13:08:11,439 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-09-07 13:08:11,440 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,440 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,440 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,440 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,440 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-09-07 13:08:11,440 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,440 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,441 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-09-07 13:08:11,441 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-09-07 13:08:11,441 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-09-07 13:08:11,441 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-09-07 13:08:11,441 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-09-07 13:08:11,441 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-09-07 13:08:11,441 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-09-07 13:08:11,441 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,442 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,443 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-09-07 13:08:11,443 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,443 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-09-07 13:08:11,443 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-09-07 13:08:11,443 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-09-07 13:08:11,443 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-09-07 13:08:11,443 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-09-07 13:08:11,444 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-09-07 13:08:11,445 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-09-07 13:08:11,446 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-09-07 13:08:11,446 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-09-07 13:08:11,446 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-09-07 13:08:11,446 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-09-07 13:08:11,446 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-09-07 13:08:11,446 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-09-07 13:08:11,446 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-09-07 13:08:11,446 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:08:11,447 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1) (<= ~a7~0 0) (not (= ~a8~0 13)) (not (= ~a16~0 4))) [2019-09-07 13:08:11,447 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-07 13:08:11,447 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:08:11,447 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 4 |old(~a16~0)|) (not (= 1 |old(~a20~0)|)) (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (not (<= |old(~a7~0)| 0)) (not (= 1 |old(~a17~0)|))) [2019-09-07 13:08:11,447 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-09-07 13:08:11,448 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse5 (= ~a17~0 1)) (.cse7 (not (= ~a16~0 6))) (.cse12 (not (= ~a8~0 13))) (.cse8 (= ~a21~0 1)) (.cse2 (= ~a20~0 1)) (.cse13 (not (= ~a16~0 4)))) (let ((.cse6 (and .cse8 .cse2 .cse13)) (.cse9 (and .cse8 .cse12 .cse13)) (.cse0 (<= ~a21~0 0)) (.cse1 (<= ~a17~0 0)) (.cse11 (and .cse7 .cse8 .cse12)) (.cse4 (<= ~a7~0 0)) (.cse10 (= 1 ~a7~0)) (.cse3 (and (and .cse7 .cse8 .cse2) .cse5))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4) (not (= 1 |old(~a20~0)|)) (and .cse5 .cse6 .cse4) (and .cse1 (and .cse6 .cse4)) (not (<= |old(~a7~0)| 0)) (and (and .cse7 .cse8 .cse4) .cse1) (and .cse9 .cse5 .cse4) (= 6 |old(~a16~0)|) (and (and .cse9 .cse4) .cse1) (= 13 |old(~a8~0)|) (and .cse0 .cse7 .cse5) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|) (and .cse10 .cse11 .cse1) (and .cse0 .cse7 .cse1) (and .cse11 .cse5 .cse4) (and .cse10 .cse3)))) [2019-09-07 13:08:11,448 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-09-07 13:08:11,448 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-09-07 13:08:11,448 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse5 (= ~a17~0 1)) (.cse7 (not (= ~a16~0 6))) (.cse12 (not (= ~a8~0 13))) (.cse8 (= ~a21~0 1)) (.cse2 (= ~a20~0 1)) (.cse13 (not (= ~a16~0 4)))) (let ((.cse6 (and .cse8 .cse2 .cse13)) (.cse9 (and .cse8 .cse12 .cse13)) (.cse0 (<= ~a21~0 0)) (.cse1 (<= ~a17~0 0)) (.cse11 (and .cse7 .cse8 .cse12)) (.cse4 (<= ~a7~0 0)) (.cse10 (= 1 ~a7~0)) (.cse3 (and (and .cse7 .cse8 .cse2) .cse5))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4) (not (= 1 |old(~a20~0)|)) (and .cse5 .cse6 .cse4) (and .cse1 (and .cse6 .cse4)) (not (<= |old(~a7~0)| 0)) (and (and .cse7 .cse8 .cse4) .cse1) (and .cse9 .cse5 .cse4) (= 6 |old(~a16~0)|) (and (and .cse9 .cse4) .cse1) (= 13 |old(~a8~0)|) (and .cse0 .cse7 .cse5) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|) (and .cse10 .cse11 .cse1) (and .cse0 .cse7 .cse1) (and .cse11 .cse5 .cse4) (and .cse10 .cse3)))) [2019-09-07 13:08:11,448 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-09-07 13:08:11,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 01:08:11 BoogieIcfgContainer [2019-09-07 13:08:11,468 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 13:08:11,470 INFO L168 Benchmark]: Toolchain (without parser) took 19018.87 ms. Allocated memory was 132.6 MB in the beginning and 513.3 MB in the end (delta: 380.6 MB). Free memory was 85.9 MB in the beginning and 213.4 MB in the end (delta: -127.5 MB). Peak memory consumption was 393.3 MB. Max. memory is 7.1 GB. [2019-09-07 13:08:11,471 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-07 13:08:11,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.53 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 85.7 MB in the beginning and 164.6 MB in the end (delta: -78.9 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. [2019-09-07 13:08:11,473 INFO L168 Benchmark]: Boogie Preprocessor took 170.71 ms. Allocated memory is still 201.3 MB. Free memory was 164.6 MB in the beginning and 159.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-07 13:08:11,474 INFO L168 Benchmark]: RCFGBuilder took 1268.33 ms. Allocated memory was 201.3 MB in the beginning and 225.4 MB in the end (delta: 24.1 MB). Free memory was 159.2 MB in the beginning and 177.6 MB in the end (delta: -18.4 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-09-07 13:08:11,475 INFO L168 Benchmark]: TraceAbstraction took 16845.42 ms. Allocated memory was 225.4 MB in the beginning and 513.3 MB in the end (delta: 287.8 MB). Free memory was 177.6 MB in the beginning and 213.4 MB in the end (delta: -35.9 MB). Peak memory consumption was 392.2 MB. Max. memory is 7.1 GB. [2019-09-07 13:08:11,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 730.53 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 85.7 MB in the beginning and 164.6 MB in the end (delta: -78.9 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 170.71 ms. Allocated memory is still 201.3 MB. Free memory was 164.6 MB in the beginning and 159.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1268.33 ms. Allocated memory was 201.3 MB in the beginning and 225.4 MB in the end (delta: 24.1 MB). Free memory was 159.2 MB in the beginning and 177.6 MB in the end (delta: -18.4 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16845.42 ms. Allocated memory was 225.4 MB in the beginning and 513.3 MB in the end (delta: 287.8 MB). Free memory was 177.6 MB in the beginning and 213.4 MB in the end (delta: -35.9 MB). Peak memory consumption was 392.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 458]: 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: 583]: Loop Invariant Derived loop invariant: (((((((((((((((((!(1 == \old(a21)) || ((a21 <= 0 && a17 <= 0) && a20 == 1)) || ((((!(a16 == 6) && a21 == 1) && a20 == 1) && a17 == 1) && a7 <= 0)) || !(1 == \old(a20))) || ((a17 == 1 && (a21 == 1 && a20 == 1) && !(a16 == 4)) && a7 <= 0)) || (a17 <= 0 && ((a21 == 1 && a20 == 1) && !(a16 == 4)) && a7 <= 0)) || !(\old(a7) <= 0)) || (((!(a16 == 6) && a21 == 1) && a7 <= 0) && a17 <= 0)) || ((((a21 == 1 && !(a8 == 13)) && !(a16 == 4)) && a17 == 1) && a7 <= 0)) || 6 == \old(a16)) || ((((a21 == 1 && !(a8 == 13)) && !(a16 == 4)) && a7 <= 0) && a17 <= 0)) || 13 == \old(a8)) || ((a21 <= 0 && !(a16 == 6)) && a17 == 1)) || !(1 == \old(a17))) || 4 == \old(a16)) || ((1 == a7 && (!(a16 == 6) && a21 == 1) && !(a8 == 13)) && a17 <= 0)) || ((a21 <= 0 && !(a16 == 6)) && a17 <= 0)) || ((((!(a16 == 6) && a21 == 1) && !(a8 == 13)) && a17 == 1) && a7 <= 0)) || (1 == a7 && ((!(a16 == 6) && a21 == 1) && a20 == 1) && a17 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 16.7s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 10.6s AutomataDifference, 0.0s DeadEndRemovalTime, 3.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 277 SDtfs, 4197 SDslu, 487 SDs, 0 SdLazy, 7371 SolverSat, 1511 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 789 GetRequests, 700 SyntacticMatches, 1 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 324 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3432occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 1322 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 108 PreInvPairs, 174 NumberOfFragments, 942 HoareAnnotationTreeSize, 108 FomulaSimplifications, 36448 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 12676 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1762 NumberOfCodeBlocks, 1762 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1750 ConstructedInterpolants, 0 QuantifiedInterpolants, 668592 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1903 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 556/727 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...