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/Problem14_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 20:10:00,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 20:10:00,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 20:10:00,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-07 20:10:00,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 20:10:00,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 20:10:00,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 20:10:00,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 20:10:00,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 20:10:00,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 20:10:00,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 20:10:00,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 20:10:00,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 20:10:00,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 20:10:00,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 20:10:00,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 20:10:00,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-07 20:10:00,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 20:10:00,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 20:10:00,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 20:10:00,569 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 20:10:00,584 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 20:10:00,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 20:10:00,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 20:10:00,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 20:10:00,586 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 20:10:00,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 20:10:00,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 20:10:00,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 20:10:00,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 20:10:00,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 20:10:00,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 20:10:00,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 20:10:00,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 20:10:00,587 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 20:10:00,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 20:10:00,588 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 20:10:00,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 20:10:00,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 20:10:00,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 20:10:00,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 20:10:00,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 20:10:00,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 20:10:00,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 20:10:00,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 20:10:00,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 20:10:00,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 20:10:00,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 20:10:00,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 20:10:00,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 20:10:00,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 20:10:00,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 20:10:00,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 20:10:00,634 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 20:10:00,634 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 20:10:00,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label26.c [2019-09-07 20:10:00,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17d336408/716332adf9aa4458ac38feffd3836e86/FLAG95978cf32 [2019-09-07 20:10:01,184 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 20:10:01,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label26.c [2019-09-07 20:10:01,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17d336408/716332adf9aa4458ac38feffd3836e86/FLAG95978cf32 [2019-09-07 20:10:01,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17d336408/716332adf9aa4458ac38feffd3836e86 [2019-09-07 20:10:01,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 20:10:01,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 20:10:01,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 20:10:01,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 20:10:01,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 20:10:01,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 08:10:01" (1/1) ... [2019-09-07 20:10:01,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6595b9fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:01, skipping insertion in model container [2019-09-07 20:10:01,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 08:10:01" (1/1) ... [2019-09-07 20:10:01,484 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 20:10:01,548 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 20:10:02,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 20:10:02,204 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 20:10:02,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 20:10:02,347 INFO L192 MainTranslator]: Completed translation [2019-09-07 20:10:02,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02 WrapperNode [2019-09-07 20:10:02,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 20:10:02,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 20:10:02,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 20:10:02,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 20:10:02,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (1/1) ... [2019-09-07 20:10:02,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (1/1) ... [2019-09-07 20:10:02,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (1/1) ... [2019-09-07 20:10:02,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (1/1) ... [2019-09-07 20:10:02,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (1/1) ... [2019-09-07 20:10:02,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (1/1) ... [2019-09-07 20:10:02,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (1/1) ... [2019-09-07 20:10:02,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 20:10:02,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 20:10:02,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 20:10:02,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 20:10:02,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (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 20:10:02,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 20:10:02,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 20:10:02,536 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-07 20:10:02,536 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 20:10:02,537 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-07 20:10:02,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 20:10:02,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 20:10:02,538 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-07 20:10:02,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 20:10:02,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 20:10:02,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 20:10:04,068 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 20:10:04,068 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 20:10:04,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 08:10:04 BoogieIcfgContainer [2019-09-07 20:10:04,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 20:10:04,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 20:10:04,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 20:10:04,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 20:10:04,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 08:10:01" (1/3) ... [2019-09-07 20:10:04,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7193732a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 08:10:04, skipping insertion in model container [2019-09-07 20:10:04,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 08:10:02" (2/3) ... [2019-09-07 20:10:04,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7193732a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 08:10:04, skipping insertion in model container [2019-09-07 20:10:04,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 08:10:04" (3/3) ... [2019-09-07 20:10:04,085 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label26.c [2019-09-07 20:10:04,098 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 20:10:04,107 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 20:10:04,123 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 20:10:04,153 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 20:10:04,154 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 20:10:04,154 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 20:10:04,154 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 20:10:04,155 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 20:10:04,155 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 20:10:04,155 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 20:10:04,155 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 20:10:04,156 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 20:10:04,178 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2019-09-07 20:10:04,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-09-07 20:10:04,189 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 20:10:04,190 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] [2019-09-07 20:10:04,192 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 20:10:04,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 20:10:04,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1385105165, now seen corresponding path program 1 times [2019-09-07 20:10:04,198 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 20:10:04,199 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 20:10:04,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:04,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 20:10:04,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 20:10:04,549 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 20:10:04,551 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 20:10:04,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 20:10:04,556 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 20:10:04,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 20:10:04,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 20:10:04,573 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 3 states. [2019-09-07 20:10:05,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 20:10:05,817 INFO L93 Difference]: Finished difference Result 688 states and 1223 transitions. [2019-09-07 20:10:05,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 20:10:05,819 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2019-09-07 20:10:05,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 20:10:05,839 INFO L225 Difference]: With dead ends: 688 [2019-09-07 20:10:05,840 INFO L226 Difference]: Without dead ends: 372 [2019-09-07 20:10:05,849 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 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 20:10:05,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2019-09-07 20:10:05,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2019-09-07 20:10:05,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-09-07 20:10:05,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 596 transitions. [2019-09-07 20:10:05,924 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 596 transitions. Word has length 72 [2019-09-07 20:10:05,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 20:10:05,925 INFO L475 AbstractCegarLoop]: Abstraction has 372 states and 596 transitions. [2019-09-07 20:10:05,925 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 20:10:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 596 transitions. [2019-09-07 20:10:05,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-09-07 20:10:05,932 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 20:10:05,933 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, 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] [2019-09-07 20:10:05,933 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 20:10:05,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 20:10:05,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1505037462, now seen corresponding path program 1 times [2019-09-07 20:10:05,934 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 20:10:05,934 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 20:10:05,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:05,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 20:10:05,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 20:10:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 20:10:06,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 20:10:06,185 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 20:10:06,187 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 20:10:06,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 20:10:06,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 20:10:06,188 INFO L87 Difference]: Start difference. First operand 372 states and 596 transitions. Second operand 5 states. [2019-09-07 20:10:07,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 20:10:07,477 INFO L93 Difference]: Finished difference Result 940 states and 1514 transitions. [2019-09-07 20:10:07,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-07 20:10:07,478 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2019-09-07 20:10:07,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 20:10:07,488 INFO L225 Difference]: With dead ends: 940 [2019-09-07 20:10:07,488 INFO L226 Difference]: Without dead ends: 574 [2019-09-07 20:10:07,490 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-07 20:10:07,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2019-09-07 20:10:07,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 564. [2019-09-07 20:10:07,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2019-09-07 20:10:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 831 transitions. [2019-09-07 20:10:07,532 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 831 transitions. Word has length 148 [2019-09-07 20:10:07,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 20:10:07,533 INFO L475 AbstractCegarLoop]: Abstraction has 564 states and 831 transitions. [2019-09-07 20:10:07,533 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 20:10:07,533 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 831 transitions. [2019-09-07 20:10:07,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-09-07 20:10:07,538 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 20:10:07,539 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:10:07,539 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 20:10:07,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 20:10:07,540 INFO L82 PathProgramCache]: Analyzing trace with hash 430034666, now seen corresponding path program 1 times [2019-09-07 20:10:07,540 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 20:10:07,540 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 20:10:07,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:07,541 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 20:10:07,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 20:10:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 20:10:07,743 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 20:10:07,743 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 20:10:07,744 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 20:10:07,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 20:10:07,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 20:10:07,745 INFO L87 Difference]: Start difference. First operand 564 states and 831 transitions. Second operand 6 states. [2019-09-07 20:10:08,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 20:10:08,992 INFO L93 Difference]: Finished difference Result 1526 states and 2378 transitions. [2019-09-07 20:10:08,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 20:10:08,993 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 212 [2019-09-07 20:10:08,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 20:10:09,000 INFO L225 Difference]: With dead ends: 1526 [2019-09-07 20:10:09,000 INFO L226 Difference]: Without dead ends: 968 [2019-09-07 20:10:09,002 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 20:10:09,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2019-09-07 20:10:09,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 942. [2019-09-07 20:10:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 942 states. [2019-09-07 20:10:09,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1352 transitions. [2019-09-07 20:10:09,054 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1352 transitions. Word has length 212 [2019-09-07 20:10:09,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 20:10:09,055 INFO L475 AbstractCegarLoop]: Abstraction has 942 states and 1352 transitions. [2019-09-07 20:10:09,055 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 20:10:09,055 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1352 transitions. [2019-09-07 20:10:09,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-09-07 20:10:09,062 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 20:10:09,062 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 20:10:09,062 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 20:10:09,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 20:10:09,063 INFO L82 PathProgramCache]: Analyzing trace with hash -68983624, now seen corresponding path program 1 times [2019-09-07 20:10:09,063 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 20:10:09,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 20:10:09,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:09,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 20:10:09,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 20:10:09,211 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 20:10:09,211 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 20:10:09,211 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 20:10:09,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 20:10:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 20:10:09,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 20:10:09,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 20:10:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 0 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 20:10:09,479 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 20:10:09,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-09-07 20:10:09,480 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 20:10:09,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 20:10:09,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-09-07 20:10:09,481 INFO L87 Difference]: Start difference. First operand 942 states and 1352 transitions. Second operand 9 states. [2019-09-07 20:10:14,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 20:10:14,623 INFO L93 Difference]: Finished difference Result 3896 states and 6183 transitions. [2019-09-07 20:10:14,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2019-09-07 20:10:14,624 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 231 [2019-09-07 20:10:14,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 20:10:14,651 INFO L225 Difference]: With dead ends: 3896 [2019-09-07 20:10:14,651 INFO L226 Difference]: Without dead ends: 2570 [2019-09-07 20:10:14,661 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=1232, Unknown=0, NotChecked=0, Total=1560 [2019-09-07 20:10:14,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2019-09-07 20:10:14,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 2318. [2019-09-07 20:10:14,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2019-09-07 20:10:14,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 3246 transitions. [2019-09-07 20:10:14,803 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 3246 transitions. Word has length 231 [2019-09-07 20:10:14,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 20:10:14,804 INFO L475 AbstractCegarLoop]: Abstraction has 2318 states and 3246 transitions. [2019-09-07 20:10:14,804 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 20:10:14,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3246 transitions. [2019-09-07 20:10:14,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-09-07 20:10:14,814 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 20:10:14,815 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, 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, 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] [2019-09-07 20:10:14,815 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 20:10:14,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 20:10:14,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1471418069, now seen corresponding path program 1 times [2019-09-07 20:10:14,816 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 20:10:14,816 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 20:10:14,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:14,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 20:10:14,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 20:10:15,749 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 20:10:15,749 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 20:10:15,749 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) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 20:10:15,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 20:10:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 20:10:15,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 20:10:15,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 20:10:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-09-07 20:10:15,981 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-07 20:10:15,983 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2019-09-07 20:10:15,984 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-09-07 20:10:15,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-09-07 20:10:15,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2019-09-07 20:10:15,985 INFO L87 Difference]: Start difference. First operand 2318 states and 3246 transitions. Second operand 11 states. [2019-09-07 20:10:19,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 20:10:19,290 INFO L93 Difference]: Finished difference Result 6196 states and 9281 transitions. [2019-09-07 20:10:19,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-09-07 20:10:19,290 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 278 [2019-09-07 20:10:19,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 20:10:19,314 INFO L225 Difference]: With dead ends: 6196 [2019-09-07 20:10:19,315 INFO L226 Difference]: Without dead ends: 3700 [2019-09-07 20:10:19,326 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 289 SyntacticMatches, 8 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=192, Invalid=458, Unknown=0, NotChecked=0, Total=650 [2019-09-07 20:10:19,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3700 states. [2019-09-07 20:10:19,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3700 to 3282. [2019-09-07 20:10:19,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3282 states. [2019-09-07 20:10:19,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 4491 transitions. [2019-09-07 20:10:19,448 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 4491 transitions. Word has length 278 [2019-09-07 20:10:19,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 20:10:19,449 INFO L475 AbstractCegarLoop]: Abstraction has 3282 states and 4491 transitions. [2019-09-07 20:10:19,449 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-09-07 20:10:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 4491 transitions. [2019-09-07 20:10:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-09-07 20:10:19,459 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 20:10:19,459 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, 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, 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] [2019-09-07 20:10:19,459 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 20:10:19,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 20:10:19,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1335341030, now seen corresponding path program 1 times [2019-09-07 20:10:19,460 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 20:10:19,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 20:10:19,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:19,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 20:10:19,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 20:10:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 20:10:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-09-07 20:10:19,668 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 20:10:19,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-07 20:10:19,669 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-07 20:10:19,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-07 20:10:19,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-07 20:10:19,670 INFO L87 Difference]: Start difference. First operand 3282 states and 4491 transitions. Second operand 4 states. [2019-09-07 20:10:20,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 20:10:20,591 INFO L93 Difference]: Finished difference Result 7520 states and 10355 transitions. [2019-09-07 20:10:20,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 20:10:20,592 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 289 [2019-09-07 20:10:20,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 20:10:20,593 INFO L225 Difference]: With dead ends: 7520 [2019-09-07 20:10:20,593 INFO L226 Difference]: Without dead ends: 0 [2019-09-07 20:10:20,619 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-07 20:10:20,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-07 20:10:20,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-07 20:10:20,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-07 20:10:20,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-07 20:10:20,625 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 289 [2019-09-07 20:10:20,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 20:10:20,626 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-07 20:10:20,626 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-07 20:10:20,626 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-07 20:10:20,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-07 20:10:20,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-07 20:10:20,876 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 108 [2019-09-07 20:10:20,978 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 108 [2019-09-07 20:10:21,255 WARN L188 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 28 [2019-09-07 20:10:21,454 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2019-09-07 20:10:21,651 WARN L188 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2019-09-07 20:10:21,654 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-07 20:10:21,654 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2019-09-07 20:10:21,654 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-07 20:10:21,655 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-09-07 20:10:21,655 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-09-07 20:10:21,655 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,655 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,655 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,655 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-09-07 20:10:21,655 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-09-07 20:10:21,656 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-09-07 20:10:21,656 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-09-07 20:10:21,656 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-09-07 20:10:21,656 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-09-07 20:10:21,657 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-09-07 20:10:21,657 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-09-07 20:10:21,657 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,657 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,657 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,657 INFO L443 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-09-07 20:10:21,658 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-09-07 20:10:21,659 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-09-07 20:10:21,660 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-09-07 20:10:21,660 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-09-07 20:10:21,660 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-09-07 20:10:21,660 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-09-07 20:10:21,660 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-09-07 20:10:21,660 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,660 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,660 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,661 INFO L443 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-09-07 20:10:21,661 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-09-07 20:10:21,661 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-09-07 20:10:21,661 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-09-07 20:10:21,663 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-09-07 20:10:21,663 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-09-07 20:10:21,663 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-09-07 20:10:21,663 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-09-07 20:10:21,663 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-09-07 20:10:21,663 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-09-07 20:10:21,664 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-09-07 20:10:21,665 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-09-07 20:10:21,666 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-09-07 20:10:21,666 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-09-07 20:10:21,666 INFO L443 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-09-07 20:10:21,666 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,666 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,666 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,667 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,667 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-09-07 20:10:21,667 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-09-07 20:10:21,667 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-09-07 20:10:21,667 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-09-07 20:10:21,667 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-09-07 20:10:21,667 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-09-07 20:10:21,667 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-09-07 20:10:21,668 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-09-07 20:10:21,669 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-09-07 20:10:21,670 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-09-07 20:10:21,670 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-09-07 20:10:21,670 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse0 (= ~a12~0 |old(~a12~0)|)) (.cse1 (= ~a15~0 |old(~a15~0)|))) (let ((.cse2 (and .cse0 (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) .cse1))) (and (or (and .cse0 (not (= 8 ~a21~0)) .cse1 (<= |old(~a21~0)| ~a21~0)) (= 8 |old(~a21~0)|)) (or .cse2 (not (< 11 |old(~a12~0)|))) (or .cse2 (= 6 |old(~a15~0)|))))) [2019-09-07 20:10:21,670 INFO L443 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-09-07 20:10:21,670 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-09-07 20:10:21,670 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,670 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-09-07 20:10:21,671 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-09-07 20:10:21,672 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-09-07 20:10:21,673 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,673 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,673 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,673 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-09-07 20:10:21,673 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-09-07 20:10:21,673 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-09-07 20:10:21,673 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-09-07 20:10:21,673 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-09-07 20:10:21,674 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-09-07 20:10:21,674 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-09-07 20:10:21,674 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-09-07 20:10:21,674 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,674 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,674 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,674 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-09-07 20:10:21,675 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-09-07 20:10:21,675 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-09-07 20:10:21,675 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-09-07 20:10:21,675 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-09-07 20:10:21,675 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-09-07 20:10:21,675 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-09-07 20:10:21,675 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-09-07 20:10:21,675 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,676 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,676 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-09-07 20:10:21,676 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-09-07 20:10:21,676 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-09-07 20:10:21,676 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-09-07 20:10:21,676 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-09-07 20:10:21,677 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-09-07 20:10:21,677 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-09-07 20:10:21,678 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-09-07 20:10:21,679 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-09-07 20:10:21,680 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-09-07 20:10:21,681 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-09-07 20:10:21,682 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,683 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,684 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,685 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-09-07 20:10:21,685 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-09-07 20:10:21,685 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2019-09-07 20:10:21,685 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-09-07 20:10:21,685 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-09-07 20:10:21,685 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-09-07 20:10:21,685 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-09-07 20:10:21,685 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-09-07 20:10:21,686 INFO L443 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-09-07 20:10:21,687 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-09-07 20:10:21,688 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-09-07 20:10:21,688 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-09-07 20:10:21,688 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-07 20:10:21,688 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 8 ~a21~0)) (not (= 9 ~a15~0)) (<= (+ ~a12~0 49) 0) (not (= ~a15~0 6))) [2019-09-07 20:10:21,688 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-07 20:10:21,688 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-07 20:10:21,688 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= (+ |old(~a12~0)| 49) 0)) (= 6 |old(~a15~0)|) (= 8 |old(~a21~0)|) (= 9 |old(~a15~0)|)) [2019-09-07 20:10:21,689 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2019-09-07 20:10:21,689 INFO L439 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (not (= 8 ~a21~0)) (< 11 ~a12~0) (not (<= (+ |old(~a12~0)| 49) 0)) (not (= ~a15~0 6)) (= 6 |old(~a15~0)|) (= 9 |old(~a15~0)|) (= 8 |old(~a21~0)|)) [2019-09-07 20:10:21,689 INFO L443 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2019-09-07 20:10:21,689 INFO L443 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-09-07 20:10:21,689 INFO L439 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (not (= 8 ~a21~0)) (< 11 ~a12~0) (not (<= (+ |old(~a12~0)| 49) 0)) (not (= ~a15~0 6)) (= 6 |old(~a15~0)|) (= 9 |old(~a15~0)|) (= 8 |old(~a21~0)|)) [2019-09-07 20:10:21,689 INFO L443 ceAbstractionStarter]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2019-09-07 20:10:21,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 08:10:21 BoogieIcfgContainer [2019-09-07 20:10:21,705 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 20:10:21,707 INFO L168 Benchmark]: Toolchain (without parser) took 20239.22 ms. Allocated memory was 134.2 MB in the beginning and 530.6 MB in the end (delta: 396.4 MB). Free memory was 87.9 MB in the beginning and 449.4 MB in the end (delta: -361.5 MB). Peak memory consumption was 408.6 MB. Max. memory is 7.1 GB. [2019-09-07 20:10:21,708 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-07 20:10:21,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 878.97 ms. Allocated memory was 134.2 MB in the beginning and 204.5 MB in the end (delta: 70.3 MB). Free memory was 87.7 MB in the beginning and 165.3 MB in the end (delta: -77.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2019-09-07 20:10:21,710 INFO L168 Benchmark]: Boogie Preprocessor took 110.66 ms. Allocated memory is still 204.5 MB. Free memory was 165.3 MB in the beginning and 159.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-09-07 20:10:21,711 INFO L168 Benchmark]: RCFGBuilder took 1610.55 ms. Allocated memory was 204.5 MB in the beginning and 231.2 MB in the end (delta: 26.7 MB). Free memory was 159.8 MB in the beginning and 156.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 85.1 MB. Max. memory is 7.1 GB. [2019-09-07 20:10:21,712 INFO L168 Benchmark]: TraceAbstraction took 17634.43 ms. Allocated memory was 231.2 MB in the beginning and 530.6 MB in the end (delta: 299.4 MB). Free memory was 156.3 MB in the beginning and 449.4 MB in the end (delta: -293.1 MB). Peak memory consumption was 380.0 MB. Max. memory is 7.1 GB. [2019-09-07 20:10:21,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 878.97 ms. Allocated memory was 134.2 MB in the beginning and 204.5 MB in the end (delta: 70.3 MB). Free memory was 87.7 MB in the beginning and 165.3 MB in the end (delta: -77.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.66 ms. Allocated memory is still 204.5 MB. Free memory was 165.3 MB in the beginning and 159.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1610.55 ms. Allocated memory was 204.5 MB in the beginning and 231.2 MB in the end (delta: 26.7 MB). Free memory was 159.8 MB in the beginning and 156.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 85.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17634.43 ms. Allocated memory was 231.2 MB in the beginning and 530.6 MB in the end (delta: 299.4 MB). Free memory was 156.3 MB in the beginning and 449.4 MB in the end (delta: -293.1 MB). Peak memory consumption was 380.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 202]: 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: 880]: Loop Invariant Derived loop invariant: (((((!(8 == a21) || 11 < a12) || !(\old(a12) + 49 <= 0)) || !(a15 == 6)) || 6 == \old(a15)) || 9 == \old(a15)) || 8 == \old(a21) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. SAFE Result, 17.5s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 13.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 218 SDtfs, 3699 SDslu, 467 SDs, 0 SdLazy, 9830 SolverSat, 2084 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 638 GetRequests, 549 SyntacticMatches, 11 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 531 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3282occurred 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: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 706 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 140 PreInvPairs, 260 NumberOfFragments, 169 HoareAnnotationTreeSize, 140 FomulaSimplifications, 8396 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3307 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1739 NumberOfCodeBlocks, 1739 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1731 ConstructedInterpolants, 0 QuantifiedInterpolants, 1396992 SizeOfPredicates, 2 NumberOfNonLiveVariables, 874 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 1219/1225 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...