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/Problem02_label35.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 13:11:35,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 13:11:35,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 13:11:35,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-07 13:11:35,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 13:11:35,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 13:11:35,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 13:11:35,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 13:11:35,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 13:11:35,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 13:11:35,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 13:11:35,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 13:11:35,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 13:11:35,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 13:11:35,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 13:11:35,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 13:11:35,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-07 13:11:35,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 13:11:35,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 13:11:35,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 13:11:35,155 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 13:11:35,180 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 13:11:35,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 13:11:35,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 13:11:35,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 13:11:35,183 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 13:11:35,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 13:11:35,184 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 13:11:35,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 13:11:35,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 13:11:35,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 13:11:35,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 13:11:35,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 13:11:35,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 13:11:35,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 13:11:35,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 13:11:35,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 13:11:35,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 13:11:35,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 13:11:35,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 13:11:35,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 13:11:35,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 13:11:35,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:11:35,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 13:11:35,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 13:11:35,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 13:11:35,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 13:11:35,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 13:11:35,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 13:11:35,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 13:11:35,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 13:11:35,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 13:11:35,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 13:11:35,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 13:11:35,276 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 13:11:35,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label35.c [2019-09-07 13:11:35,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a012a763/dfddc42db55e4c088ce6b56408ba5c08/FLAG2ee6782d8 [2019-09-07 13:11:35,893 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 13:11:35,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label35.c [2019-09-07 13:11:35,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a012a763/dfddc42db55e4c088ce6b56408ba5c08/FLAG2ee6782d8 [2019-09-07 13:11:36,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a012a763/dfddc42db55e4c088ce6b56408ba5c08 [2019-09-07 13:11:36,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 13:11:36,172 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 13:11:36,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 13:11:36,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 13:11:36,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 13:11:36,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:36,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@194dac4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36, skipping insertion in model container [2019-09-07 13:11:36,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:36,190 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 13:11:36,249 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 13:11:36,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:11:36,810 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 13:11:36,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:11:36,933 INFO L192 MainTranslator]: Completed translation [2019-09-07 13:11:36,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36 WrapperNode [2019-09-07 13:11:36,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 13:11:36,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 13:11:36,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 13:11:36,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 13:11:36,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:36,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:36,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:36,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:37,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:37,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:37,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (1/1) ... [2019-09-07 13:11:37,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 13:11:37,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 13:11:37,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 13:11:37,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 13:11:37,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (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 13:11:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 13:11:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 13:11:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-07 13:11:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 13:11:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-07 13:11:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 13:11:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 13:11:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-07 13:11:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 13:11:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 13:11:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 13:11:38,277 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 13:11:38,278 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 13:11:38,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:11:38 BoogieIcfgContainer [2019-09-07 13:11:38,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 13:11:38,280 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 13:11:38,280 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 13:11:38,284 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 13:11:38,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 01:11:36" (1/3) ... [2019-09-07 13:11:38,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@462ba9d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:11:38, skipping insertion in model container [2019-09-07 13:11:38,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:11:36" (2/3) ... [2019-09-07 13:11:38,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@462ba9d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:11:38, skipping insertion in model container [2019-09-07 13:11:38,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:11:38" (3/3) ... [2019-09-07 13:11:38,288 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label35.c [2019-09-07 13:11:38,299 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 13:11:38,309 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 13:11:38,329 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 13:11:38,366 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 13:11:38,367 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 13:11:38,367 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 13:11:38,367 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 13:11:38,368 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 13:11:38,368 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 13:11:38,368 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 13:11:38,368 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 13:11:38,368 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 13:11:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-09-07 13:11:38,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-09-07 13:11:38,409 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:38,410 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 13:11:38,413 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:38,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:38,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1838417414, now seen corresponding path program 1 times [2019-09-07 13:11:38,422 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:38,423 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:38,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:38,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:38,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:38,933 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 13:11:38,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:11:38,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:11:38,943 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:11:38,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:11:38,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:11:38,962 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2019-09-07 13:11:39,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:39,942 INFO L93 Difference]: Finished difference Result 624 states and 1069 transitions. [2019-09-07 13:11:39,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:11:39,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2019-09-07 13:11:39,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:39,973 INFO L225 Difference]: With dead ends: 624 [2019-09-07 13:11:39,973 INFO L226 Difference]: Without dead ends: 326 [2019-09-07 13:11:39,985 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 13:11:40,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2019-09-07 13:11:40,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 321. [2019-09-07 13:11:40,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2019-09-07 13:11:40,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 467 transitions. [2019-09-07 13:11:40,095 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 467 transitions. Word has length 100 [2019-09-07 13:11:40,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:40,096 INFO L475 AbstractCegarLoop]: Abstraction has 321 states and 467 transitions. [2019-09-07 13:11:40,096 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:11:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 467 transitions. [2019-09-07 13:11:40,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-09-07 13:11:40,103 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:40,103 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:11:40,104 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:40,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:40,104 INFO L82 PathProgramCache]: Analyzing trace with hash 937720225, now seen corresponding path program 1 times [2019-09-07 13:11:40,104 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:40,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:40,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:40,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:40,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:40,270 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:11:40,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:11:40,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:11:40,273 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:11:40,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:11:40,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:11:40,274 INFO L87 Difference]: Start difference. First operand 321 states and 467 transitions. Second operand 3 states. [2019-09-07 13:11:40,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:40,869 INFO L93 Difference]: Finished difference Result 927 states and 1371 transitions. [2019-09-07 13:11:40,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:11:40,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2019-09-07 13:11:40,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:40,877 INFO L225 Difference]: With dead ends: 927 [2019-09-07 13:11:40,877 INFO L226 Difference]: Without dead ends: 612 [2019-09-07 13:11:40,879 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 13:11:40,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2019-09-07 13:11:40,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 612. [2019-09-07 13:11:40,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 612 states. [2019-09-07 13:11:40,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 797 transitions. [2019-09-07 13:11:40,918 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 797 transitions. Word has length 108 [2019-09-07 13:11:40,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:40,919 INFO L475 AbstractCegarLoop]: Abstraction has 612 states and 797 transitions. [2019-09-07 13:11:40,919 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:11:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 797 transitions. [2019-09-07 13:11:40,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-09-07 13:11:40,926 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:40,926 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:11:40,927 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:40,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:40,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1220059375, now seen corresponding path program 1 times [2019-09-07 13:11:40,927 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:40,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:40,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:40,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:40,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:11:41,038 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:11:41,038 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:11:41,041 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:11:41,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:11:41,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:11:41,042 INFO L87 Difference]: Start difference. First operand 612 states and 797 transitions. Second operand 3 states. [2019-09-07 13:11:41,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:41,653 INFO L93 Difference]: Finished difference Result 1794 states and 2385 transitions. [2019-09-07 13:11:41,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:11:41,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2019-09-07 13:11:41,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:41,665 INFO L225 Difference]: With dead ends: 1794 [2019-09-07 13:11:41,666 INFO L226 Difference]: Without dead ends: 1188 [2019-09-07 13:11:41,668 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 13:11:41,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2019-09-07 13:11:41,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1044. [2019-09-07 13:11:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1044 states. [2019-09-07 13:11:41,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1361 transitions. [2019-09-07 13:11:41,750 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1361 transitions. Word has length 113 [2019-09-07 13:11:41,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:41,750 INFO L475 AbstractCegarLoop]: Abstraction has 1044 states and 1361 transitions. [2019-09-07 13:11:41,750 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:11:41,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1361 transitions. [2019-09-07 13:11:41,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-09-07 13:11:41,779 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:41,779 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-07 13:11:41,780 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:41,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:41,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1877121071, now seen corresponding path program 1 times [2019-09-07 13:11:41,780 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:41,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:41,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:41,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:41,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:41,960 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-09-07 13:11:41,960 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:11:41,960 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 13:11:41,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:42,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-07 13:11:42,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:11:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-09-07 13:11:42,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-07 13:11:42,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-07 13:11:42,157 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-07 13:11:42,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-07 13:11:42,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:11:42,158 INFO L87 Difference]: Start difference. First operand 1044 states and 1361 transitions. Second operand 7 states. [2019-09-07 13:11:43,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:43,137 INFO L93 Difference]: Finished difference Result 2961 states and 3992 transitions. [2019-09-07 13:11:43,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:11:43,138 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 144 [2019-09-07 13:11:43,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:43,146 INFO L225 Difference]: With dead ends: 2961 [2019-09-07 13:11:43,147 INFO L226 Difference]: Without dead ends: 1175 [2019-09-07 13:11:43,153 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-09-07 13:11:43,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2019-09-07 13:11:43,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 1173. [2019-09-07 13:11:43,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1173 states. [2019-09-07 13:11:43,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 1379 transitions. [2019-09-07 13:11:43,192 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 1379 transitions. Word has length 144 [2019-09-07 13:11:43,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:43,192 INFO L475 AbstractCegarLoop]: Abstraction has 1173 states and 1379 transitions. [2019-09-07 13:11:43,192 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-07 13:11:43,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1379 transitions. [2019-09-07 13:11:43,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-09-07 13:11:43,198 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:43,198 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:43,198 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:43,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:43,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1338575403, now seen corresponding path program 1 times [2019-09-07 13:11:43,199 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:43,199 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:43,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:43,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:43,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:11:43,356 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:11:43,356 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 13:11:43,386 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 13:11:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:43,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:11:43,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:11:43,539 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 54 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Broken pipe [2019-09-07 13:11:43,544 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:11:43,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2019-09-07 13:11:43,545 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-07 13:11:43,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-07 13:11:43,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2019-09-07 13:11:43,550 INFO L87 Difference]: Start difference. First operand 1173 states and 1379 transitions. Second operand 13 states. [2019-09-07 13:11:45,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:45,754 INFO L93 Difference]: Finished difference Result 2900 states and 3725 transitions. [2019-09-07 13:11:45,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-09-07 13:11:45,756 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 149 [2019-09-07 13:11:45,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:45,770 INFO L225 Difference]: With dead ends: 2900 [2019-09-07 13:11:45,770 INFO L226 Difference]: Without dead ends: 1877 [2019-09-07 13:11:45,774 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=303, Invalid=753, Unknown=0, NotChecked=0, Total=1056 [2019-09-07 13:11:45,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1877 states. [2019-09-07 13:11:45,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1877 to 1495. [2019-09-07 13:11:45,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1495 states. [2019-09-07 13:11:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1495 states and 1731 transitions. [2019-09-07 13:11:45,848 INFO L78 Accepts]: Start accepts. Automaton has 1495 states and 1731 transitions. Word has length 149 [2019-09-07 13:11:45,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:45,848 INFO L475 AbstractCegarLoop]: Abstraction has 1495 states and 1731 transitions. [2019-09-07 13:11:45,848 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-07 13:11:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1731 transitions. [2019-09-07 13:11:45,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-09-07 13:11:45,854 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:11:45,855 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:45,855 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:11:45,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:11:45,855 INFO L82 PathProgramCache]: Analyzing trace with hash 146329388, now seen corresponding path program 1 times [2019-09-07 13:11:45,856 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:11:45,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:11:45,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:45,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:45,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:11:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:46,166 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-09-07 13:11:46,166 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:11:46,167 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 13:11:46,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:11:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:11:46,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:11:46,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:11:46,333 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-09-07 13:11:46,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-07 13:11:46,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-09-07 13:11:46,338 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:11:46,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:11:46,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:11:46,339 INFO L87 Difference]: Start difference. First operand 1495 states and 1731 transitions. Second operand 9 states. [2019-09-07 13:11:47,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:11:47,643 INFO L93 Difference]: Finished difference Result 3346 states and 4063 transitions. [2019-09-07 13:11:47,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-09-07 13:11:47,644 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 193 [2019-09-07 13:11:47,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:11:47,645 INFO L225 Difference]: With dead ends: 3346 [2019-09-07 13:11:47,645 INFO L226 Difference]: Without dead ends: 0 [2019-09-07 13:11:47,654 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2019-09-07 13:11:47,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-07 13:11:47,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-07 13:11:47,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-07 13:11:47,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-07 13:11:47,655 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2019-09-07 13:11:47,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:11:47,655 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-07 13:11:47,655 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:11:47,655 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-07 13:11:47,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-07 13:11:47,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-07 13:11:47,868 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 63 [2019-09-07 13:11:48,478 WARN L188 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 52 [2019-09-07 13:11:48,687 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 38 [2019-09-07 13:11:48,897 WARN L188 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 38 [2019-09-07 13:11:48,899 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:11:48,899 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= ~a28~0 |old(~a28~0)|)) [2019-09-07 13:11:48,899 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:11:48,900 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,900 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,900 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,900 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,900 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,900 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-09-07 13:11:48,900 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-09-07 13:11:48,900 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-09-07 13:11:48,901 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-09-07 13:11:48,901 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-09-07 13:11:48,901 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-09-07 13:11:48,901 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-09-07 13:11:48,901 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-09-07 13:11:48,901 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-09-07 13:11:48,901 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-09-07 13:11:48,901 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-09-07 13:11:48,902 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-09-07 13:11:48,902 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-09-07 13:11:48,902 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,902 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,902 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,902 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,902 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-09-07 13:11:48,902 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,903 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-09-07 13:11:48,903 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-09-07 13:11:48,903 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-09-07 13:11:48,903 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-09-07 13:11:48,903 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-09-07 13:11:48,903 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-09-07 13:11:48,903 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-09-07 13:11:48,903 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-09-07 13:11:48,904 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-09-07 13:11:48,904 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-09-07 13:11:48,904 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-09-07 13:11:48,904 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-09-07 13:11:48,904 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-09-07 13:11:48,904 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-09-07 13:11:48,904 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-09-07 13:11:48,904 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,905 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,905 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,905 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,905 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,905 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-09-07 13:11:48,905 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-09-07 13:11:48,905 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-09-07 13:11:48,905 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-09-07 13:11:48,906 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-09-07 13:11:48,906 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-09-07 13:11:48,906 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-09-07 13:11:48,906 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-09-07 13:11:48,906 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-09-07 13:11:48,906 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-09-07 13:11:48,906 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-09-07 13:11:48,907 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,907 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,907 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,907 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,907 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,907 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-09-07 13:11:48,907 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-09-07 13:11:48,907 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-09-07 13:11:48,908 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-09-07 13:11:48,908 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-09-07 13:11:48,908 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-09-07 13:11:48,908 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-09-07 13:11:48,908 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-09-07 13:11:48,908 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-09-07 13:11:48,908 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-09-07 13:11:48,908 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-09-07 13:11:48,909 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-09-07 13:11:48,909 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-09-07 13:11:48,909 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,909 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,909 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,909 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,909 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,909 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-09-07 13:11:48,910 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-09-07 13:11:48,910 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-09-07 13:11:48,910 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-09-07 13:11:48,910 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-09-07 13:11:48,910 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-09-07 13:11:48,910 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-09-07 13:11:48,910 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-09-07 13:11:48,910 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,911 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,912 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,912 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,912 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-09-07 13:11:48,912 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,912 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-09-07 13:11:48,912 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,912 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-09-07 13:11:48,912 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-09-07 13:11:48,913 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-09-07 13:11:48,913 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,913 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,913 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-09-07 13:11:48,913 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-09-07 13:11:48,913 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-09-07 13:11:48,913 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-09-07 13:11:48,913 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-09-07 13:11:48,914 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-09-07 13:11:48,914 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-09-07 13:11:48,914 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-09-07 13:11:48,914 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-09-07 13:11:48,914 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-09-07 13:11:48,914 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-09-07 13:11:48,914 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-09-07 13:11:48,915 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-09-07 13:11:48,916 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-09-07 13:11:48,916 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-09-07 13:11:48,916 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-09-07 13:11:48,916 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-09-07 13:11:48,916 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-09-07 13:11:48,916 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-09-07 13:11:48,916 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-09-07 13:11:48,916 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 454) no Hoare annotation was computed. [2019-09-07 13:11:48,917 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,917 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,917 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,917 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,917 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,917 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,917 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-09-07 13:11:48,917 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-09-07 13:11:48,918 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-09-07 13:11:48,918 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-09-07 13:11:48,918 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-09-07 13:11:48,918 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-09-07 13:11:48,918 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-09-07 13:11:48,918 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-09-07 13:11:48,918 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-09-07 13:11:48,919 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-09-07 13:11:48,919 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-09-07 13:11:48,919 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-09-07 13:11:48,919 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-09-07 13:11:48,919 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-09-07 13:11:48,919 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,919 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,920 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,920 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse0 (= ~a19~0 1)) (.cse7 (= 8 |old(~a28~0)|)) (.cse1 (not (= 1 |old(~a19~0)|))) (.cse6 (and (<= 8 ~a17~0) (= ~a28~0 |old(~a28~0)|) (<= ~a17~0 8))) (.cse5 (not (<= 8 |old(~a17~0)|))) (.cse9 (not (= ~a25~0 1))) (.cse8 (not (<= |old(~a17~0)| 8))) (.cse4 (= 1 |old(~a25~0)|)) (.cse2 (not (= 1 |old(~a11~0)|))) (.cse3 (= 9 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse5 .cse1 .cse8) (or .cse5 .cse6 .cse8 .cse4) (or .cse2 (or (= ~a28~0 8) (= ~a28~0 7)) .cse3 (and (not (= 7 |old(~a28~0)|)) (not .cse7))) (or .cse5 .cse1 .cse8 .cse6) (or .cse9 .cse2 .cse3 .cse4) (or .cse5 .cse9 .cse8 .cse4) (or (and (= ~a17~0 |old(~a17~0)|) (= ~a11~0 1)) .cse2 .cse3))) [2019-09-07 13:11:48,920 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,920 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,920 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,920 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-09-07 13:11:48,921 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,922 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,923 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-09-07 13:11:48,923 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-09-07 13:11:48,923 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-09-07 13:11:48,923 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-09-07 13:11:48,923 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-09-07 13:11:48,923 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-09-07 13:11:48,923 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-09-07 13:11:48,923 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-09-07 13:11:48,924 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,925 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,925 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,925 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,925 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:11:48,925 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-09-07 13:11:48,925 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-09-07 13:11:48,925 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-09-07 13:11:48,925 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-09-07 13:11:48,926 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-09-07 13:11:48,926 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-09-07 13:11:48,926 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-09-07 13:11:48,926 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-09-07 13:11:48,926 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-09-07 13:11:48,926 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-09-07 13:11:48,926 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-09-07 13:11:48,927 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-09-07 13:11:48,927 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-09-07 13:11:48,927 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-09-07 13:11:48,927 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-09-07 13:11:48,927 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-09-07 13:11:48,927 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-09-07 13:11:48,927 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-09-07 13:11:48,927 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-09-07 13:11:48,928 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:11:48,928 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 8 ~a17~0) (not (= ~a25~0 1)) (= ~a19~0 1) (= ~a28~0 7) (<= ~a17~0 8)) [2019-09-07 13:11:48,928 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-07 13:11:48,928 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:11:48,928 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= 8 |old(~a17~0)|)) (and (<= 8 ~a17~0) (not (= ~a25~0 1)) (= ~a19~0 1) (= ~a28~0 |old(~a28~0)|) (<= ~a17~0 8)) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8)) (not (= 7 |old(~a28~0)|)) (= 1 |old(~a25~0)|)) [2019-09-07 13:11:48,928 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= ~a17~0 |old(~a17~0)|))) (or (not (<= 8 |old(~a17~0)|)) (= 1 |old(~a25~0)|) (and (= ~a11~0 1) (not (= ~a17~0 9))) (and .cse0 (not (= ~a25~0 1))) (and (<= 8 ~a17~0) (not (= ~a28~0 8)) (<= ~a17~0 8)) (and .cse0 (= ~a19~0 1)) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8)) (not (= 7 |old(~a28~0)|)))) [2019-09-07 13:11:48,929 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-09-07 13:11:48,929 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-09-07 13:11:48,929 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= ~a17~0 |old(~a17~0)|))) (or (not (<= 8 |old(~a17~0)|)) (= 1 |old(~a25~0)|) (and (= ~a11~0 1) (not (= ~a17~0 9))) (and .cse0 (not (= ~a25~0 1))) (and (<= 8 ~a17~0) (not (= ~a28~0 8)) (<= ~a17~0 8)) (and .cse0 (= ~a19~0 1)) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8)) (not (= 7 |old(~a28~0)|)))) [2019-09-07 13:11:48,929 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-09-07 13:11:48,929 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-09-07 13:11:48,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 01:11:48 BoogieIcfgContainer [2019-09-07 13:11:48,947 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 13:11:48,949 INFO L168 Benchmark]: Toolchain (without parser) took 12777.17 ms. Allocated memory was 139.5 MB in the beginning and 434.1 MB in the end (delta: 294.6 MB). Free memory was 86.1 MB in the beginning and 140.4 MB in the end (delta: -54.3 MB). Peak memory consumption was 240.3 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:48,950 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-07 13:11:48,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.42 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 85.7 MB in the beginning and 168.0 MB in the end (delta: -82.3 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:48,952 INFO L168 Benchmark]: Boogie Preprocessor took 110.91 ms. Allocated memory is still 201.9 MB. Free memory was 168.0 MB in the beginning and 162.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:48,953 INFO L168 Benchmark]: RCFGBuilder took 1233.04 ms. Allocated memory was 201.9 MB in the beginning and 226.0 MB in the end (delta: 24.1 MB). Free memory was 162.7 MB in the beginning and 181.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:48,954 INFO L168 Benchmark]: TraceAbstraction took 10667.16 ms. Allocated memory was 226.0 MB in the beginning and 434.1 MB in the end (delta: 208.1 MB). Free memory was 181.0 MB in the beginning and 140.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 248.7 MB. Max. memory is 7.1 GB. [2019-09-07 13:11:48,959 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 761.42 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 85.7 MB in the beginning and 168.0 MB in the end (delta: -82.3 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.91 ms. Allocated memory is still 201.9 MB. Free memory was 168.0 MB in the beginning and 162.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1233.04 ms. Allocated memory was 201.9 MB in the beginning and 226.0 MB in the end (delta: 24.1 MB). Free memory was 162.7 MB in the beginning and 181.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10667.16 ms. Allocated memory was 226.0 MB in the beginning and 434.1 MB in the end (delta: 208.1 MB). Free memory was 181.0 MB in the beginning and 140.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 248.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 454]: 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: 606]: Loop Invariant Derived loop invariant: (((((((!(8 <= \old(a17)) || 1 == \old(a25)) || (a11 == 1 && !(a17 == 9))) || (a17 == \old(a17) && !(a25 == 1))) || ((8 <= a17 && !(a28 == 8)) && a17 <= 8)) || (a17 == \old(a17) && a19 == 1)) || !(1 == \old(a19))) || !(\old(a17) <= 8)) || !(7 == \old(a28)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 10.5s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 6.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 560 SDtfs, 3969 SDslu, 321 SDs, 0 SdLazy, 4041 SolverSat, 1152 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 584 GetRequests, 525 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1495occurred in iteration=5, 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: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 533 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 75 PreInvPairs, 151 NumberOfFragments, 342 HoareAnnotationTreeSize, 75 FomulaSimplifications, 4892 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1906 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1293 NumberOfCodeBlocks, 1293 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1284 ConstructedInterpolants, 0 QuantifiedInterpolants, 551279 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1240 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 335/483 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...