java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label07_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 19:57:16,138 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 19:57:16,140 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 19:57:16,157 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 19:57:16,158 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 19:57:16,159 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 19:57:16,160 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 19:57:16,163 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 19:57:16,166 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 19:57:16,167 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 19:57:16,168 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 19:57:16,169 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 19:57:16,170 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 19:57:16,171 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 19:57:16,173 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 19:57:16,173 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 19:57:16,181 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 19:57:16,184 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 19:57:16,186 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 19:57:16,187 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 19:57:16,188 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 19:57:16,189 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 19:57:16,192 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 19:57:16,200 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-23 19:57:16,227 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 19:57:16,228 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 19:57:16,228 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 19:57:16,229 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 19:57:16,229 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 19:57:16,229 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 19:57:16,230 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 19:57:16,230 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 19:57:16,230 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 19:57:16,230 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 19:57:16,230 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 19:57:16,231 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 19:57:16,231 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 19:57:16,231 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 19:57:16,231 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 19:57:16,231 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 19:57:16,232 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 19:57:16,232 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 19:57:16,232 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 19:57:16,232 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 19:57:16,232 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 19:57:16,233 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 19:57:16,233 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 19:57:16,233 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 19:57:16,233 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 19:57:16,234 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 19:57:16,234 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 19:57:16,234 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 19:57:16,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 19:57:16,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 19:57:16,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 19:57:16,303 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 19:57:16,303 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 19:57:16,304 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label07_true-unreach-call.c [2018-10-23 19:57:16,368 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/94379a9c0/39a601e5f9cb4bd69462ed33e2a3a555/FLAG0ef337323 [2018-10-23 19:57:16,917 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 19:57:16,918 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label07_true-unreach-call.c [2018-10-23 19:57:16,945 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/94379a9c0/39a601e5f9cb4bd69462ed33e2a3a555/FLAG0ef337323 [2018-10-23 19:57:16,964 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/94379a9c0/39a601e5f9cb4bd69462ed33e2a3a555 [2018-10-23 19:57:16,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 19:57:16,978 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 19:57:16,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 19:57:16,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 19:57:16,983 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 19:57:16,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:57:16" (1/1) ... [2018-10-23 19:57:16,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a459524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:16, skipping insertion in model container [2018-10-23 19:57:16,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:57:16" (1/1) ... [2018-10-23 19:57:16,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 19:57:17,062 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 19:57:17,492 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 19:57:17,496 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 19:57:17,653 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 19:57:17,670 INFO L193 MainTranslator]: Completed translation [2018-10-23 19:57:17,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17 WrapperNode [2018-10-23 19:57:17,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 19:57:17,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 19:57:17,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 19:57:17,672 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 19:57:17,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 19:57:17,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 19:57:17,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 19:57:17,866 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 19:57:17,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... [2018-10-23 19:57:17,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 19:57:17,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 19:57:17,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 19:57:17,943 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 19:57:17,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-23 19:57:18,030 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 19:57:18,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 19:57:18,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 19:57:21,077 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 19:57:21,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 07:57:21 BoogieIcfgContainer [2018-10-23 19:57:21,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 19:57:21,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 19:57:21,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 19:57:21,086 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 19:57:21,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 07:57:16" (1/3) ... [2018-10-23 19:57:21,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ddd9333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 07:57:21, skipping insertion in model container [2018-10-23 19:57:21,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:57:17" (2/3) ... [2018-10-23 19:57:21,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ddd9333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 07:57:21, skipping insertion in model container [2018-10-23 19:57:21,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 07:57:21" (3/3) ... [2018-10-23 19:57:21,092 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label07_true-unreach-call.c [2018-10-23 19:57:21,104 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 19:57:21,113 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 19:57:21,131 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 19:57:21,166 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 19:57:21,167 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 19:57:21,167 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 19:57:21,168 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 19:57:21,168 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 19:57:21,168 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 19:57:21,168 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 19:57:21,168 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 19:57:21,169 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 19:57:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-10-23 19:57:21,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-23 19:57:21,202 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 19:57:21,203 INFO L375 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] [2018-10-23 19:57:21,205 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 19:57:21,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 19:57:21,210 INFO L82 PathProgramCache]: Analyzing trace with hash 279835594, now seen corresponding path program 1 times [2018-10-23 19:57:21,212 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 19:57:21,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 19:57:21,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:21,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:21,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:21,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 19:57:21,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 19:57:21,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 19:57:21,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 19:57:21,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 19:57:21,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 19:57:21,705 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2018-10-23 19:57:24,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 19:57:24,461 INFO L93 Difference]: Finished difference Result 713 states and 1265 transitions. [2018-10-23 19:57:24,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 19:57:24,464 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2018-10-23 19:57:24,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 19:57:24,485 INFO L225 Difference]: With dead ends: 713 [2018-10-23 19:57:24,485 INFO L226 Difference]: Without dead ends: 499 [2018-10-23 19:57:24,490 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 19:57:24,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-10-23 19:57:24,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 344. [2018-10-23 19:57:24,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-10-23 19:57:24,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 599 transitions. [2018-10-23 19:57:24,563 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 599 transitions. Word has length 46 [2018-10-23 19:57:24,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 19:57:24,563 INFO L481 AbstractCegarLoop]: Abstraction has 344 states and 599 transitions. [2018-10-23 19:57:24,564 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 19:57:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 599 transitions. [2018-10-23 19:57:24,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-23 19:57:24,569 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 19:57:24,569 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 19:57:24,570 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 19:57:24,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 19:57:24,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1498721673, now seen corresponding path program 1 times [2018-10-23 19:57:24,570 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 19:57:24,571 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 19:57:24,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:24,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:24,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:25,144 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 17 [2018-10-23 19:57:25,286 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 19:57:25,286 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 19:57:25,286 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-23 19:57:25,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:25,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 19:57:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-23 19:57:25,503 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 19:57:25,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2018-10-23 19:57:25,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-23 19:57:25,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-23 19:57:25,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-10-23 19:57:25,506 INFO L87 Difference]: Start difference. First operand 344 states and 599 transitions. Second operand 8 states. [2018-10-23 19:57:31,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 19:57:31,178 INFO L93 Difference]: Finished difference Result 1946 states and 3568 transitions. [2018-10-23 19:57:31,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-23 19:57:31,178 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2018-10-23 19:57:31,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 19:57:31,189 INFO L225 Difference]: With dead ends: 1946 [2018-10-23 19:57:31,189 INFO L226 Difference]: Without dead ends: 1604 [2018-10-23 19:57:31,192 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2018-10-23 19:57:31,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1604 states. [2018-10-23 19:57:31,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1604 to 1324. [2018-10-23 19:57:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1324 states. [2018-10-23 19:57:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1324 states and 1986 transitions. [2018-10-23 19:57:31,265 INFO L78 Accepts]: Start accepts. Automaton has 1324 states and 1986 transitions. Word has length 113 [2018-10-23 19:57:31,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 19:57:31,266 INFO L481 AbstractCegarLoop]: Abstraction has 1324 states and 1986 transitions. [2018-10-23 19:57:31,266 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-23 19:57:31,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1986 transitions. [2018-10-23 19:57:31,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-23 19:57:31,275 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 19:57:31,275 INFO L375 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, 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] [2018-10-23 19:57:31,276 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 19:57:31,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 19:57:31,276 INFO L82 PathProgramCache]: Analyzing trace with hash -2085836546, now seen corresponding path program 1 times [2018-10-23 19:57:31,276 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 19:57:31,276 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 19:57:31,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:31,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:31,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-23 19:57:31,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 19:57:31,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 19:57:31,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 19:57:31,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 19:57:31,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 19:57:31,806 INFO L87 Difference]: Start difference. First operand 1324 states and 1986 transitions. Second operand 4 states. [2018-10-23 19:57:34,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 19:57:34,072 INFO L93 Difference]: Finished difference Result 3066 states and 4551 transitions. [2018-10-23 19:57:34,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 19:57:34,074 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 235 [2018-10-23 19:57:34,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 19:57:34,084 INFO L225 Difference]: With dead ends: 3066 [2018-10-23 19:57:34,084 INFO L226 Difference]: Without dead ends: 1744 [2018-10-23 19:57:34,087 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 19:57:34,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1744 states. [2018-10-23 19:57:34,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1744 to 1744. [2018-10-23 19:57:34,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1744 states. [2018-10-23 19:57:34,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1744 states and 2402 transitions. [2018-10-23 19:57:34,124 INFO L78 Accepts]: Start accepts. Automaton has 1744 states and 2402 transitions. Word has length 235 [2018-10-23 19:57:34,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 19:57:34,125 INFO L481 AbstractCegarLoop]: Abstraction has 1744 states and 2402 transitions. [2018-10-23 19:57:34,125 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 19:57:34,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2402 transitions. [2018-10-23 19:57:34,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-10-23 19:57:34,132 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 19:57:34,132 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 19:57:34,132 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 19:57:34,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 19:57:34,133 INFO L82 PathProgramCache]: Analyzing trace with hash -710015700, now seen corresponding path program 1 times [2018-10-23 19:57:34,133 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 19:57:34,133 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 19:57:34,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:34,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:34,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-23 19:57:34,448 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 19:57:34,448 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 19:57:34,450 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 19:57:34,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 19:57:34,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 19:57:34,451 INFO L87 Difference]: Start difference. First operand 1744 states and 2402 transitions. Second operand 3 states. [2018-10-23 19:57:35,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 19:57:35,599 INFO L93 Difference]: Finished difference Result 4046 states and 5724 transitions. [2018-10-23 19:57:35,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 19:57:35,600 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 304 [2018-10-23 19:57:35,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 19:57:35,612 INFO L225 Difference]: With dead ends: 4046 [2018-10-23 19:57:35,613 INFO L226 Difference]: Without dead ends: 2444 [2018-10-23 19:57:35,615 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 19:57:35,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2444 states. [2018-10-23 19:57:35,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2444 to 2444. [2018-10-23 19:57:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2444 states. [2018-10-23 19:57:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2444 states and 3175 transitions. [2018-10-23 19:57:35,663 INFO L78 Accepts]: Start accepts. Automaton has 2444 states and 3175 transitions. Word has length 304 [2018-10-23 19:57:35,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 19:57:35,663 INFO L481 AbstractCegarLoop]: Abstraction has 2444 states and 3175 transitions. [2018-10-23 19:57:35,664 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 19:57:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 3175 transitions. [2018-10-23 19:57:35,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-10-23 19:57:35,672 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 19:57:35,672 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 19:57:35,673 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 19:57:35,673 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 19:57:35,673 INFO L82 PathProgramCache]: Analyzing trace with hash 2072533663, now seen corresponding path program 1 times [2018-10-23 19:57:35,673 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 19:57:35,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 19:57:35,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:35,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:35,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:36,058 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-23 19:57:36,121 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-23 19:57:36,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 19:57:36,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-23 19:57:36,122 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-23 19:57:36,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-23 19:57:36,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-23 19:57:36,123 INFO L87 Difference]: Start difference. First operand 2444 states and 3175 transitions. Second operand 5 states. [2018-10-23 19:57:38,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 19:57:38,796 INFO L93 Difference]: Finished difference Result 5446 states and 7115 transitions. [2018-10-23 19:57:38,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 19:57:38,799 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 313 [2018-10-23 19:57:38,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 19:57:38,810 INFO L225 Difference]: With dead ends: 5446 [2018-10-23 19:57:38,810 INFO L226 Difference]: Without dead ends: 1269 [2018-10-23 19:57:38,815 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-23 19:57:38,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2018-10-23 19:57:38,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1129. [2018-10-23 19:57:38,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1129 states. [2018-10-23 19:57:38,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 1129 states and 1261 transitions. [2018-10-23 19:57:38,841 INFO L78 Accepts]: Start accepts. Automaton has 1129 states and 1261 transitions. Word has length 313 [2018-10-23 19:57:38,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 19:57:38,842 INFO L481 AbstractCegarLoop]: Abstraction has 1129 states and 1261 transitions. [2018-10-23 19:57:38,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-23 19:57:38,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1261 transitions. [2018-10-23 19:57:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-10-23 19:57:38,848 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 19:57:38,849 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 19:57:38,849 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 19:57:38,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 19:57:38,850 INFO L82 PathProgramCache]: Analyzing trace with hash 1837088121, now seen corresponding path program 1 times [2018-10-23 19:57:38,850 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 19:57:38,850 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 19:57:38,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:38,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:38,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:39,288 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-23 19:57:39,502 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-23 19:57:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 334 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 19:57:39,914 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 19:57:39,914 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-23 19:57:39,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:40,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 19:57:40,235 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-23 19:57:40,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 19:57:40,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2018-10-23 19:57:40,269 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 19:57:40,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 19:57:40,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-10-23 19:57:40,270 INFO L87 Difference]: Start difference. First operand 1129 states and 1261 transitions. Second operand 7 states. [2018-10-23 19:57:43,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 19:57:43,917 INFO L93 Difference]: Finished difference Result 3288 states and 3765 transitions. [2018-10-23 19:57:43,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-23 19:57:43,917 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 349 [2018-10-23 19:57:43,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 19:57:43,928 INFO L225 Difference]: With dead ends: 3288 [2018-10-23 19:57:43,928 INFO L226 Difference]: Without dead ends: 2160 [2018-10-23 19:57:43,930 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=68, Invalid=114, Unknown=0, NotChecked=0, Total=182 [2018-10-23 19:57:43,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2160 states. [2018-10-23 19:57:43,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2160 to 1968. [2018-10-23 19:57:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1968 states. [2018-10-23 19:57:43,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1968 states and 2161 transitions. [2018-10-23 19:57:43,963 INFO L78 Accepts]: Start accepts. Automaton has 1968 states and 2161 transitions. Word has length 349 [2018-10-23 19:57:43,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 19:57:43,964 INFO L481 AbstractCegarLoop]: Abstraction has 1968 states and 2161 transitions. [2018-10-23 19:57:43,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 19:57:43,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2161 transitions. [2018-10-23 19:57:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-10-23 19:57:43,972 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 19:57:43,973 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 19:57:43,973 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 19:57:43,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 19:57:43,974 INFO L82 PathProgramCache]: Analyzing trace with hash 699670140, now seen corresponding path program 1 times [2018-10-23 19:57:43,974 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 19:57:43,974 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 19:57:43,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:43,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:43,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 19:57:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:44,469 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 19:57:44,677 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-23 19:57:45,207 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 109 proven. 282 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-23 19:57:45,207 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 19:57:45,207 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-23 19:57:45,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 19:57:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 19:57:45,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 19:57:45,437 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2018-10-23 19:57:45,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 19:57:45,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-10-23 19:57:45,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-23 19:57:45,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-23 19:57:45,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-23 19:57:45,460 INFO L87 Difference]: Start difference. First operand 1968 states and 2161 transitions. Second operand 8 states. [2018-10-23 19:57:50,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 19:57:50,871 INFO L93 Difference]: Finished difference Result 4412 states and 4900 transitions. [2018-10-23 19:57:50,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-23 19:57:50,872 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 362 [2018-10-23 19:57:50,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 19:57:50,873 INFO L225 Difference]: With dead ends: 4412 [2018-10-23 19:57:50,873 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 19:57:50,877 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 369 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2018-10-23 19:57:50,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 19:57:50,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 19:57:50,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 19:57:50,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 19:57:50,878 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 362 [2018-10-23 19:57:50,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 19:57:50,878 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 19:57:50,879 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-23 19:57:50,879 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 19:57:50,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 19:57:50,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 19:57:50,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:50,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:50,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:50,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:50,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:50,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:50,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:50,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:50,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:51,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 19:57:51,350 WARN L179 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 28 [2018-10-23 19:57:51,494 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 28 [2018-10-23 19:57:51,498 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-10-23 19:57:51,498 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,498 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,498 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,498 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,498 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,499 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,499 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-10-23 19:57:51,499 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-10-23 19:57:51,499 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-23 19:57:51,499 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-23 19:57:51,499 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-23 19:57:51,499 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-23 19:57:51,499 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-23 19:57:51,500 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-23 19:57:51,500 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-10-23 19:57:51,500 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-10-23 19:57:51,500 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-10-23 19:57:51,500 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,500 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,500 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,500 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-23 19:57:51,501 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,502 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,503 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,503 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,503 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-10-23 19:57:51,503 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 139) no Hoare annotation was computed. [2018-10-23 19:57:51,503 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-23 19:57:51,503 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-23 19:57:51,503 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-23 19:57:51,503 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-23 19:57:51,504 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-23 19:57:51,504 INFO L421 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (= ~a12~0 0)) (.cse1 (= ~a4~0 14)) (.cse2 (<= ~a19~0 8))) (or (and (= ~a19~0 9) .cse0 .cse1) (and (and .cse0 .cse1) (not (= 2 ~a10~0))) (and (not (= ~a19~0 6)) .cse2) (and (< 0 (+ ~a1~0 13)) .cse2))) [2018-10-23 19:57:51,504 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-10-23 19:57:51,504 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-10-23 19:57:51,504 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-10-23 19:57:51,505 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-10-23 19:57:51,505 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,505 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,505 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,505 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,505 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,505 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-10-23 19:57:51,505 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-10-23 19:57:51,506 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-10-23 19:57:51,506 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-23 19:57:51,506 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-23 19:57:51,506 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-23 19:57:51,506 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-23 19:57:51,506 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-23 19:57:51,506 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-10-23 19:57:51,506 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-10-23 19:57:51,507 INFO L428 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2018-10-23 19:57:51,507 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-10-23 19:57:51,507 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-10-23 19:57:51,507 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-10-23 19:57:51,507 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,507 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,507 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,507 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,507 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,508 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-23 19:57:51,508 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-23 19:57:51,508 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-23 19:57:51,508 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-23 19:57:51,508 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-23 19:57:51,508 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-10-23 19:57:51,508 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-10-23 19:57:51,508 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-10-23 19:57:51,509 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-10-23 19:57:51,510 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-10-23 19:57:51,510 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-23 19:57:51,510 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-23 19:57:51,510 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-23 19:57:51,510 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-23 19:57:51,510 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-23 19:57:51,510 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-10-23 19:57:51,510 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-10-23 19:57:51,511 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 19:57:51,511 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-10-23 19:57:51,511 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-10-23 19:57:51,511 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse0 (= ~a12~0 0)) (.cse1 (= ~a4~0 14)) (.cse2 (<= ~a19~0 8))) (or (and (= ~a19~0 9) .cse0 .cse1) (and (and .cse0 .cse1) (not (= 2 ~a10~0))) (and (not (= ~a19~0 6)) .cse2) (and (< 0 (+ ~a1~0 13)) .cse2))) [2018-10-23 19:57:51,511 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-10-23 19:57:51,511 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,511 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-10-23 19:57:51,512 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-10-23 19:57:51,513 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-10-23 19:57:51,514 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-10-23 19:57:51,515 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,516 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-10-23 19:57:51,517 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-10-23 19:57:51,518 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-10-23 19:57:51,518 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-10-23 19:57:51,518 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-10-23 19:57:51,518 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-10-23 19:57:51,518 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,518 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,518 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,518 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-23 19:57:51,519 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,520 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-23 19:57:51,521 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-23 19:57:51,522 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-23 19:57:51,522 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-23 19:57:51,522 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-10-23 19:57:51,522 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-10-23 19:57:51,522 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-10-23 19:57:51,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 07:57:51 BoogieIcfgContainer [2018-10-23 19:57:51,540 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 19:57:51,540 INFO L168 Benchmark]: Toolchain (without parser) took 34564.13 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -966.2 MB). Peak memory consumption was 207.7 MB. Max. memory is 7.1 GB. [2018-10-23 19:57:51,542 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 19:57:51,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-23 19:57:51,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 743.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -819.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2018-10-23 19:57:51,544 INFO L168 Benchmark]: Boogie Preprocessor took 77.15 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 19:57:51,545 INFO L168 Benchmark]: RCFGBuilder took 3135.12 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 129.6 MB). Peak memory consumption was 129.6 MB. Max. memory is 7.1 GB. [2018-10-23 19:57:51,546 INFO L168 Benchmark]: TraceAbstraction took 30457.47 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 430.4 MB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -318.3 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. [2018-10-23 19:57:51,551 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 193.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 743.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -819.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.15 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3135.12 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 129.6 MB). Peak memory consumption was 129.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30457.47 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 430.4 MB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -318.3 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 139]: 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: 582]: Loop Invariant Derived loop invariant: ((((a19 == 9 && a12 == 0) && a4 == 14) || ((a12 == 0 && a4 == 14) && !(2 == a10))) || (!(a19 == 6) && a19 <= 8)) || (0 < a1 + 13 && a19 <= 8) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((a19 == 9 && a12 == 0) && a4 == 14) || ((a12 == 0 && a4 == 14) && !(2 == a10))) || (!(a19 == 6) && a19 <= 8)) || (0 < a1 + 13 && a19 <= 8) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 207 locations, 1 error locations. SAFE Result, 30.3s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 23.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 907 SDtfs, 3748 SDslu, 683 SDs, 0 SdLazy, 9026 SolverSat, 1791 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 20.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 890 GetRequests, 843 SyntacticMatches, 4 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2444occurred in iteration=4, 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: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 767 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 100 NumberOfFragments, 81 HoareAnnotationTreeSize, 3 FomulaSimplifications, 4700 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 766 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 2546 NumberOfCodeBlocks, 2546 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2536 ConstructedInterpolants, 0 QuantifiedInterpolants, 2809094 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1121 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 2149/2482 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...