./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product58_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec4_product58_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99a0574ff0f23dd43b458f22f446fd063a15f78d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 14:54:34,391 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:54:34,393 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:54:34,404 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:54:34,405 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:54:34,406 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:54:34,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:54:34,410 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:54:34,412 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:54:34,413 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:54:34,414 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:54:34,414 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:54:34,415 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:54:34,416 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:54:34,418 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:54:34,419 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:54:34,420 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:54:34,422 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:54:34,425 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:54:34,427 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:54:34,428 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:54:34,430 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:54:34,433 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:54:34,433 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:54:34,433 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:54:34,434 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:54:34,436 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:54:34,437 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:54:34,437 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:54:34,439 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:54:34,439 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:54:34,440 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:54:34,440 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:54:34,440 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:54:34,442 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:54:34,443 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:54:34,443 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:54:34,460 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:54:34,460 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:54:34,462 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:54:34,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:54:34,462 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:54:34,463 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:54:34,463 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:54:34,463 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:54:34,463 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:54:34,464 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:54:34,465 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:54:34,465 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:54:34,465 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:54:34,465 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:54:34,466 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:54:34,466 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:54:34,466 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:54:34,467 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:54:34,468 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:54:34,468 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:54:34,468 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:54:34,469 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:54:34,469 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:54:34,469 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:54:34,469 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:54:34,470 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:54:34,471 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:54:34,471 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:54:34,471 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99a0574ff0f23dd43b458f22f446fd063a15f78d [2019-01-12 14:54:34,507 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:54:34,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:54:34,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:54:34,528 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:54:34,529 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:54:34,531 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product58_true-unreach-call_false-termination.cil.c [2019-01-12 14:54:34,584 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168b6dd32/c9bae671548041a0950ddea9739a98c1/FLAGdb81fe677 [2019-01-12 14:54:35,148 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:54:35,149 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product58_true-unreach-call_false-termination.cil.c [2019-01-12 14:54:35,169 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168b6dd32/c9bae671548041a0950ddea9739a98c1/FLAGdb81fe677 [2019-01-12 14:54:35,410 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168b6dd32/c9bae671548041a0950ddea9739a98c1 [2019-01-12 14:54:35,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:54:35,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:54:35,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:54:35,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:54:35,422 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:54:35,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:54:35" (1/1) ... [2019-01-12 14:54:35,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab6c94a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:35, skipping insertion in model container [2019-01-12 14:54:35,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:54:35" (1/1) ... [2019-01-12 14:54:35,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:54:35,489 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:54:35,879 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:54:35,902 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:54:35,992 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:54:36,110 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:54:36,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36 WrapperNode [2019-01-12 14:54:36,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:54:36,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:54:36,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:54:36,112 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:54:36,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:54:36,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:54:36,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:54:36,217 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:54:36,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... [2019-01-12 14:54:36,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:54:36,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:54:36,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:54:36,269 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:54:36,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:54:36,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:54:36,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:54:36,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:54:36,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:54:37,850 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:54:37,850 INFO L286 CfgBuilder]: Removed 194 assue(true) statements. [2019-01-12 14:54:37,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:54:37 BoogieIcfgContainer [2019-01-12 14:54:37,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:54:37,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:54:37,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:54:37,856 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:54:37,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:54:35" (1/3) ... [2019-01-12 14:54:37,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e580703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:54:37, skipping insertion in model container [2019-01-12 14:54:37,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:36" (2/3) ... [2019-01-12 14:54:37,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e580703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:54:37, skipping insertion in model container [2019-01-12 14:54:37,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:54:37" (3/3) ... [2019-01-12 14:54:37,860 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product58_true-unreach-call_false-termination.cil.c [2019-01-12 14:54:37,870 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:54:37,879 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:54:37,896 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:54:37,926 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:54:37,927 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:54:37,927 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:54:37,927 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:54:37,928 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:54:37,928 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:54:37,928 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:54:37,928 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:54:37,928 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:54:37,947 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-01-12 14:54:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 14:54:37,954 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:37,955 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:54:37,957 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:37,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:37,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1138467236, now seen corresponding path program 1 times [2019-01-12 14:54:37,966 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:37,967 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:38,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:38,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:38,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:38,224 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:38,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:54:38,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:54:38,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:54:38,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:54:38,240 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-01-12 14:54:38,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:38,277 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-01-12 14:54:38,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:54:38,279 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-01-12 14:54:38,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:38,293 INFO L225 Difference]: With dead ends: 264 [2019-01-12 14:54:38,294 INFO L226 Difference]: Without dead ends: 131 [2019-01-12 14:54:38,298 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:54:38,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-01-12 14:54:38,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-01-12 14:54:38,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-01-12 14:54:38,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-01-12 14:54:38,350 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 16 [2019-01-12 14:54:38,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:38,351 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-01-12 14:54:38,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:54:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-01-12 14:54:38,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 14:54:38,352 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:38,352 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:54:38,353 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:38,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:38,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1722273200, now seen corresponding path program 1 times [2019-01-12 14:54:38,353 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:38,354 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:38,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:38,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:38,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:38,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:54:38,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:54:38,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:54:38,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:38,521 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2019-01-12 14:54:38,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:38,548 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-01-12 14:54:38,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:54:38,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-01-12 14:54:38,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:38,550 INFO L225 Difference]: With dead ends: 131 [2019-01-12 14:54:38,550 INFO L226 Difference]: Without dead ends: 53 [2019-01-12 14:54:38,551 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:38,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-12 14:54:38,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-01-12 14:54:38,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-01-12 14:54:38,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-01-12 14:54:38,559 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2019-01-12 14:54:38,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:38,559 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-01-12 14:54:38,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:54:38,559 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-01-12 14:54:38,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-12 14:54:38,560 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:38,561 INFO L402 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] [2019-01-12 14:54:38,561 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:38,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:38,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1529505855, now seen corresponding path program 1 times [2019-01-12 14:54:38,561 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:38,562 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:38,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:38,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:38,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:38,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:38,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:54:38,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:54:38,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:54:38,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:38,696 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-01-12 14:54:38,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:38,735 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-01-12 14:54:38,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:54:38,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-01-12 14:54:38,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:38,737 INFO L225 Difference]: With dead ends: 100 [2019-01-12 14:54:38,737 INFO L226 Difference]: Without dead ends: 53 [2019-01-12 14:54:38,738 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:38,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-12 14:54:38,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-01-12 14:54:38,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-01-12 14:54:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-01-12 14:54:38,747 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 22 [2019-01-12 14:54:38,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:38,747 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-01-12 14:54:38,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:54:38,748 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-01-12 14:54:38,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:54:38,749 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:38,749 INFO L402 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] [2019-01-12 14:54:38,749 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:38,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:38,750 INFO L82 PathProgramCache]: Analyzing trace with hash 583703192, now seen corresponding path program 1 times [2019-01-12 14:54:38,750 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:38,750 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:38,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:38,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:38,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:38,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:38,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:54:38,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:54:38,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:54:38,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:38,843 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-01-12 14:54:38,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:38,925 INFO L93 Difference]: Finished difference Result 121 states and 174 transitions. [2019-01-12 14:54:38,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:54:38,926 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-01-12 14:54:38,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:38,929 INFO L225 Difference]: With dead ends: 121 [2019-01-12 14:54:38,929 INFO L226 Difference]: Without dead ends: 74 [2019-01-12 14:54:38,930 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:38,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-01-12 14:54:38,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 72. [2019-01-12 14:54:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-01-12 14:54:38,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2019-01-12 14:54:38,939 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 24 [2019-01-12 14:54:38,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:38,940 INFO L480 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2019-01-12 14:54:38,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:54:38,940 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2019-01-12 14:54:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-01-12 14:54:38,941 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:38,941 INFO L402 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] [2019-01-12 14:54:38,942 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:38,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:38,942 INFO L82 PathProgramCache]: Analyzing trace with hash -198690772, now seen corresponding path program 1 times [2019-01-12 14:54:38,942 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:38,943 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:38,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:38,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:39,235 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:39,235 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:54:39,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-12 14:54:39,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-12 14:54:39,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:54:39,236 INFO L87 Difference]: Start difference. First operand 72 states and 101 transitions. Second operand 7 states. [2019-01-12 14:54:40,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:40,409 INFO L93 Difference]: Finished difference Result 461 states and 669 transitions. [2019-01-12 14:54:40,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-12 14:54:40,410 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 30 [2019-01-12 14:54:40,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:40,413 INFO L225 Difference]: With dead ends: 461 [2019-01-12 14:54:40,414 INFO L226 Difference]: Without dead ends: 395 [2019-01-12 14:54:40,415 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2019-01-12 14:54:40,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2019-01-12 14:54:40,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 173. [2019-01-12 14:54:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2019-01-12 14:54:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 240 transitions. [2019-01-12 14:54:40,449 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 240 transitions. Word has length 30 [2019-01-12 14:54:40,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:40,449 INFO L480 AbstractCegarLoop]: Abstraction has 173 states and 240 transitions. [2019-01-12 14:54:40,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-12 14:54:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 240 transitions. [2019-01-12 14:54:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-12 14:54:40,457 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:40,458 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:54:40,458 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:40,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:40,458 INFO L82 PathProgramCache]: Analyzing trace with hash 731988412, now seen corresponding path program 1 times [2019-01-12 14:54:40,459 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:40,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:40,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:40,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:40,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:40,831 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-01-12 14:54:40,831 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:40,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:54:40,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:54:40,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:54:40,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:54:40,833 INFO L87 Difference]: Start difference. First operand 173 states and 240 transitions. Second operand 5 states. [2019-01-12 14:54:41,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:41,485 INFO L93 Difference]: Finished difference Result 423 states and 597 transitions. [2019-01-12 14:54:41,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:54:41,486 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2019-01-12 14:54:41,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:41,489 INFO L225 Difference]: With dead ends: 423 [2019-01-12 14:54:41,489 INFO L226 Difference]: Without dead ends: 421 [2019-01-12 14:54:41,490 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:54:41,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-01-12 14:54:41,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 173. [2019-01-12 14:54:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2019-01-12 14:54:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 239 transitions. [2019-01-12 14:54:41,519 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 239 transitions. Word has length 53 [2019-01-12 14:54:41,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:41,520 INFO L480 AbstractCegarLoop]: Abstraction has 173 states and 239 transitions. [2019-01-12 14:54:41,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:54:41,520 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 239 transitions. [2019-01-12 14:54:41,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-01-12 14:54:41,522 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:41,523 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-12 14:54:41,523 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:41,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:41,524 INFO L82 PathProgramCache]: Analyzing trace with hash -1233125419, now seen corresponding path program 1 times [2019-01-12 14:54:41,524 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:41,524 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:41,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:41,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:41,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:41,653 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-12 14:54:41,654 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:41,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:54:41,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:54:41,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:54:41,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:54:41,655 INFO L87 Difference]: Start difference. First operand 173 states and 239 transitions. Second operand 5 states. [2019-01-12 14:54:42,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:42,036 INFO L93 Difference]: Finished difference Result 462 states and 633 transitions. [2019-01-12 14:54:42,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:54:42,037 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2019-01-12 14:54:42,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:42,039 INFO L225 Difference]: With dead ends: 462 [2019-01-12 14:54:42,039 INFO L226 Difference]: Without dead ends: 295 [2019-01-12 14:54:42,040 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:54:42,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2019-01-12 14:54:42,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 188. [2019-01-12 14:54:42,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2019-01-12 14:54:42,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 254 transitions. [2019-01-12 14:54:42,065 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 254 transitions. Word has length 54 [2019-01-12 14:54:42,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:42,065 INFO L480 AbstractCegarLoop]: Abstraction has 188 states and 254 transitions. [2019-01-12 14:54:42,065 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:54:42,065 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 254 transitions. [2019-01-12 14:54:42,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-01-12 14:54:42,067 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:42,067 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-12 14:54:42,068 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:42,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:42,068 INFO L82 PathProgramCache]: Analyzing trace with hash 817858579, now seen corresponding path program 1 times [2019-01-12 14:54:42,068 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:42,068 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:42,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:42,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:42,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-12 14:54:42,202 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:42,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:54:42,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 14:54:42,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 14:54:42,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-12 14:54:42,205 INFO L87 Difference]: Start difference. First operand 188 states and 254 transitions. Second operand 4 states. [2019-01-12 14:54:42,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:42,497 INFO L93 Difference]: Finished difference Result 398 states and 537 transitions. [2019-01-12 14:54:42,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-12 14:54:42,498 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2019-01-12 14:54:42,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:42,500 INFO L225 Difference]: With dead ends: 398 [2019-01-12 14:54:42,500 INFO L226 Difference]: Without dead ends: 216 [2019-01-12 14:54:42,502 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:54:42,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2019-01-12 14:54:42,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 158. [2019-01-12 14:54:42,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-01-12 14:54:42,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 209 transitions. [2019-01-12 14:54:42,525 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 209 transitions. Word has length 54 [2019-01-12 14:54:42,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:42,525 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 209 transitions. [2019-01-12 14:54:42,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 14:54:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 209 transitions. [2019-01-12 14:54:42,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-01-12 14:54:42,527 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:42,527 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-12 14:54:42,527 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:42,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:42,528 INFO L82 PathProgramCache]: Analyzing trace with hash 473466575, now seen corresponding path program 1 times [2019-01-12 14:54:42,528 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:42,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:42,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:42,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:42,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:42,709 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:42,709 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:54:42,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:54:42,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:54:42,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:54:42,711 INFO L87 Difference]: Start difference. First operand 158 states and 209 transitions. Second operand 6 states. [2019-01-12 14:54:43,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:43,550 INFO L93 Difference]: Finished difference Result 632 states and 859 transitions. [2019-01-12 14:54:43,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-12 14:54:43,551 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-01-12 14:54:43,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:43,554 INFO L225 Difference]: With dead ends: 632 [2019-01-12 14:54:43,554 INFO L226 Difference]: Without dead ends: 504 [2019-01-12 14:54:43,555 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2019-01-12 14:54:43,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2019-01-12 14:54:43,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 205. [2019-01-12 14:54:43,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2019-01-12 14:54:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 270 transitions. [2019-01-12 14:54:43,586 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 270 transitions. Word has length 55 [2019-01-12 14:54:43,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:43,587 INFO L480 AbstractCegarLoop]: Abstraction has 205 states and 270 transitions. [2019-01-12 14:54:43,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:54:43,587 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 270 transitions. [2019-01-12 14:54:43,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-01-12 14:54:43,588 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:43,588 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-12 14:54:43,588 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:43,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:43,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1174531153, now seen corresponding path program 1 times [2019-01-12 14:54:43,589 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:43,589 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:43,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:43,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:43,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:43,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-01-12 14:54:43,992 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-12 14:54:43,992 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 [2019-01-12 14:54:44,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:44,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 14:54:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-01-12 14:54:44,453 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-12 14:54:44,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-01-12 14:54:44,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-12 14:54:44,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-12 14:54:44,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:54:44,455 INFO L87 Difference]: Start difference. First operand 205 states and 270 transitions. Second operand 9 states. [2019-01-12 14:54:45,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:45,062 INFO L93 Difference]: Finished difference Result 384 states and 507 transitions. [2019-01-12 14:54:45,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:54:45,063 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 55 [2019-01-12 14:54:45,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:45,063 INFO L225 Difference]: With dead ends: 384 [2019-01-12 14:54:45,063 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:54:45,064 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-01-12 14:54:45,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:54:45,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:54:45,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:54:45,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:54:45,065 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2019-01-12 14:54:45,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:45,065 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:54:45,065 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-12 14:54:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:54:45,066 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:54:45,071 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:54:45,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,295 WARN L181 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 61 [2019-01-12 14:54:45,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,517 WARN L181 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 61 [2019-01-12 14:54:45,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:45,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:47,677 WARN L181 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2019-01-12 14:54:47,811 WARN L181 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 16 [2019-01-12 14:54:47,938 WARN L181 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 23 [2019-01-12 14:54:48,297 WARN L181 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 24 [2019-01-12 14:54:48,437 WARN L181 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 16 [2019-01-12 14:54:48,607 WARN L181 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-12 14:54:48,805 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2019-01-12 14:54:49,236 WARN L181 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 16 [2019-01-12 14:54:49,462 WARN L181 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 9 [2019-01-12 14:54:49,468 INFO L448 ceAbstractionStarter]: For program point L928(lines 927 974) no Hoare annotation was computed. [2019-01-12 14:54:49,468 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 802) no Hoare annotation was computed. [2019-01-12 14:54:49,468 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-01-12 14:54:49,469 INFO L448 ceAbstractionStarter]: For program point L796-2(lines 796 802) no Hoare annotation was computed. [2019-01-12 14:54:49,469 INFO L448 ceAbstractionStarter]: For program point L763-1(lines 763 771) no Hoare annotation was computed. [2019-01-12 14:54:49,469 INFO L448 ceAbstractionStarter]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2019-01-12 14:54:49,469 INFO L448 ceAbstractionStarter]: For program point L796-4(lines 796 802) no Hoare annotation was computed. [2019-01-12 14:54:49,469 INFO L448 ceAbstractionStarter]: For program point L796-6(lines 796 802) no Hoare annotation was computed. [2019-01-12 14:54:49,469 INFO L448 ceAbstractionStarter]: For program point L796-8(lines 796 802) no Hoare annotation was computed. [2019-01-12 14:54:49,470 INFO L448 ceAbstractionStarter]: For program point L796-10(lines 796 802) no Hoare annotation was computed. [2019-01-12 14:54:49,470 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 933) no Hoare annotation was computed. [2019-01-12 14:54:49,470 INFO L444 ceAbstractionStarter]: At program point L830(lines 825 833) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:54:49,470 INFO L444 ceAbstractionStarter]: At program point L830-1(lines 825 833) the Hoare annotation is: false [2019-01-12 14:54:49,470 INFO L444 ceAbstractionStarter]: At program point L830-2(lines 825 833) the Hoare annotation is: false [2019-01-12 14:54:49,470 INFO L444 ceAbstractionStarter]: At program point L566-2(lines 566 580) the Hoare annotation is: false [2019-01-12 14:54:49,470 INFO L448 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 540) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L534-2(lines 534 540) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L534-3(lines 534 540) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L534-4(lines 534 540) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L534-5(lines 534 540) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 902) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L898-2(lines 898 902) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L898-3(lines 898 902) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L733(lines 733 750) no Hoare annotation was computed. [2019-01-12 14:54:49,471 INFO L448 ceAbstractionStarter]: For program point L898-5(lines 898 902) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L733-1(lines 733 750) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L898-6(lines 898 902) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L733-2(lines 733 750) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L733-3(lines 733 750) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L898-8(lines 898 902) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L733-4(lines 733 750) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L733-5(lines 733 750) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 473) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L448 ceAbstractionStarter]: For program point L965(lines 965 969) no Hoare annotation was computed. [2019-01-12 14:54:49,472 INFO L444 ceAbstractionStarter]: At program point L965-2(lines 701 707) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and .cse0 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) .cse1) (and (and (<= 2 ~waterLevel~0) .cse0) .cse1))) [2019-01-12 14:54:49,473 INFO L444 ceAbstractionStarter]: At program point L701(lines 700 719) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2019-01-12 14:54:49,473 INFO L448 ceAbstractionStarter]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2019-01-12 14:54:49,473 INFO L444 ceAbstractionStarter]: At program point L701-2(lines 700 719) the Hoare annotation is: false [2019-01-12 14:54:49,473 INFO L444 ceAbstractionStarter]: At program point L701-3(lines 700 719) the Hoare annotation is: false [2019-01-12 14:54:49,473 INFO L448 ceAbstractionStarter]: For program point L570(lines 570 574) no Hoare annotation was computed. [2019-01-12 14:54:49,473 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 701 707) no Hoare annotation was computed. [2019-01-12 14:54:49,473 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-01-12 14:54:49,473 INFO L448 ceAbstractionStarter]: For program point L439-1(line 439) no Hoare annotation was computed. [2019-01-12 14:54:49,473 INFO L448 ceAbstractionStarter]: For program point L439-2(line 439) no Hoare annotation was computed. [2019-01-12 14:54:49,473 INFO L448 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2019-01-12 14:54:49,474 INFO L448 ceAbstractionStarter]: For program point L737-1(lines 737 745) no Hoare annotation was computed. [2019-01-12 14:54:49,474 INFO L448 ceAbstractionStarter]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2019-01-12 14:54:49,474 INFO L448 ceAbstractionStarter]: For program point L737-3(lines 737 745) no Hoare annotation was computed. [2019-01-12 14:54:49,474 INFO L448 ceAbstractionStarter]: For program point L737-4(lines 737 745) no Hoare annotation was computed. [2019-01-12 14:54:49,474 INFO L448 ceAbstractionStarter]: For program point L737-5(lines 737 745) no Hoare annotation was computed. [2019-01-12 14:54:49,474 INFO L444 ceAbstractionStarter]: At program point L539(lines 530 543) the Hoare annotation is: false [2019-01-12 14:54:49,474 INFO L444 ceAbstractionStarter]: At program point L539-1(lines 530 543) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1))) (or (and .cse0 (= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|) (<= 1 ~waterLevel~0) .cse1 .cse2) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2019-01-12 14:54:49,474 INFO L444 ceAbstractionStarter]: At program point L539-2(lines 530 543) the Hoare annotation is: false [2019-01-12 14:54:49,475 INFO L444 ceAbstractionStarter]: At program point L539-3(lines 530 543) the Hoare annotation is: false [2019-01-12 14:54:49,475 INFO L444 ceAbstractionStarter]: At program point L539-4(lines 530 543) the Hoare annotation is: false [2019-01-12 14:54:49,475 INFO L444 ceAbstractionStarter]: At program point L539-5(lines 530 543) the Hoare annotation is: false [2019-01-12 14:54:49,475 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2019-01-12 14:54:49,475 INFO L444 ceAbstractionStarter]: At program point L937-1(lines 937 943) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and .cse0 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) .cse1) (and (and (<= 2 ~waterLevel~0) .cse0) .cse1))) [2019-01-12 14:54:49,475 INFO L444 ceAbstractionStarter]: At program point L904(lines 889 907) the Hoare annotation is: (and (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~2) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~9) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2019-01-12 14:54:49,475 INFO L444 ceAbstractionStarter]: At program point L904-1(lines 889 907) the Hoare annotation is: false [2019-01-12 14:54:49,475 INFO L444 ceAbstractionStarter]: At program point L904-2(lines 889 907) the Hoare annotation is: false [2019-01-12 14:54:49,476 INFO L444 ceAbstractionStarter]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (and .cse0 (= ~pumpRunning~0 0) .cse1) (<= 1 ~waterLevel~0)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-01-12 14:54:49,476 INFO L444 ceAbstractionStarter]: At program point L708-1(lines 708 714) the Hoare annotation is: false [2019-01-12 14:54:49,476 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 649) no Hoare annotation was computed. [2019-01-12 14:54:49,476 INFO L444 ceAbstractionStarter]: At program point L708-2(lines 708 714) the Hoare annotation is: false [2019-01-12 14:54:49,476 INFO L451 ceAbstractionStarter]: At program point L642-1(lines 642 649) the Hoare annotation is: true [2019-01-12 14:54:49,476 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2019-01-12 14:54:49,476 INFO L444 ceAbstractionStarter]: At program point L975(lines 926 976) the Hoare annotation is: false [2019-01-12 14:54:49,476 INFO L444 ceAbstractionStarter]: At program point L678(lines 1 982) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= ~systemActive~0 ~waterLevel~0)) [2019-01-12 14:54:49,477 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2019-01-12 14:54:49,477 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 485) no Hoare annotation was computed. [2019-01-12 14:54:49,477 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:54:49,477 INFO L448 ceAbstractionStarter]: For program point L879(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,477 INFO L448 ceAbstractionStarter]: For program point L879-2(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,477 INFO L448 ceAbstractionStarter]: For program point L879-3(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,477 INFO L448 ceAbstractionStarter]: For program point L879-5(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,477 INFO L448 ceAbstractionStarter]: For program point L879-6(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,477 INFO L444 ceAbstractionStarter]: At program point L615(lines 611 617) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= ~systemActive~0 ~waterLevel~0)) [2019-01-12 14:54:49,478 INFO L448 ceAbstractionStarter]: For program point L879-8(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,478 INFO L448 ceAbstractionStarter]: For program point L879-9(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,478 INFO L444 ceAbstractionStarter]: At program point L549(lines 544 552) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2019-01-12 14:54:49,478 INFO L444 ceAbstractionStarter]: At program point L549-1(lines 544 552) the Hoare annotation is: false [2019-01-12 14:54:49,478 INFO L448 ceAbstractionStarter]: For program point L879-11(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,478 INFO L444 ceAbstractionStarter]: At program point L549-2(lines 544 552) the Hoare annotation is: false [2019-01-12 14:54:49,478 INFO L448 ceAbstractionStarter]: For program point L879-12(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,478 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 430) no Hoare annotation was computed. [2019-01-12 14:54:49,478 INFO L448 ceAbstractionStarter]: For program point L879-14(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,479 INFO L444 ceAbstractionStarter]: At program point L417-1(lines 1 982) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (and (not (= 0 |ULTIMATE.start_getWaterLevel_#res|)) (<= 2 ~waterLevel~0) .cse0 (not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3))) .cse1) (and (and (<= 1 ~waterLevel~0) (and .cse0 (= ~pumpRunning~0 0))) .cse1))) [2019-01-12 14:54:49,479 INFO L448 ceAbstractionStarter]: For program point L879-15(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,479 INFO L448 ceAbstractionStarter]: For program point L417-2(lines 417 430) no Hoare annotation was computed. [2019-01-12 14:54:49,479 INFO L444 ceAbstractionStarter]: At program point L417-3(lines 1 982) the Hoare annotation is: false [2019-01-12 14:54:49,479 INFO L448 ceAbstractionStarter]: For program point L879-17(lines 879 883) no Hoare annotation was computed. [2019-01-12 14:54:49,479 INFO L448 ceAbstractionStarter]: For program point L417-4(lines 417 430) no Hoare annotation was computed. [2019-01-12 14:54:49,479 INFO L444 ceAbstractionStarter]: At program point L417-5(lines 1 982) the Hoare annotation is: false [2019-01-12 14:54:49,480 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2019-01-12 14:54:49,480 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2019-01-12 14:54:49,480 INFO L444 ceAbstractionStarter]: At program point L947-1(lines 947 953) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and .cse0 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) .cse1) (and (and (<= 2 ~waterLevel~0) .cse0) .cse1))) [2019-01-12 14:54:49,480 INFO L451 ceAbstractionStarter]: At program point L651(lines 632 654) the Hoare annotation is: true [2019-01-12 14:54:49,480 INFO L448 ceAbstractionStarter]: For program point L421(lines 421 427) no Hoare annotation was computed. [2019-01-12 14:54:49,480 INFO L448 ceAbstractionStarter]: For program point L421-2(lines 421 427) no Hoare annotation was computed. [2019-01-12 14:54:49,480 INFO L448 ceAbstractionStarter]: For program point L421-4(lines 421 427) no Hoare annotation was computed. [2019-01-12 14:54:49,480 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:54:49,480 INFO L444 ceAbstractionStarter]: At program point L686(lines 681 689) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= ~systemActive~0 ~waterLevel~0)) [2019-01-12 14:54:49,481 INFO L444 ceAbstractionStarter]: At program point L885(lines 870 888) the Hoare annotation is: false [2019-01-12 14:54:49,481 INFO L444 ceAbstractionStarter]: At program point L885-1(lines 870 888) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1))) (or (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse0 (= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|) (<= 1 ~waterLevel~0) .cse1 .cse2) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2019-01-12 14:54:49,481 INFO L444 ceAbstractionStarter]: At program point L885-2(lines 870 888) the Hoare annotation is: false [2019-01-12 14:54:49,481 INFO L444 ceAbstractionStarter]: At program point L885-3(lines 870 888) the Hoare annotation is: false [2019-01-12 14:54:49,481 INFO L444 ceAbstractionStarter]: At program point L885-4(lines 870 888) the Hoare annotation is: false [2019-01-12 14:54:49,481 INFO L444 ceAbstractionStarter]: At program point L885-5(lines 870 888) the Hoare annotation is: false [2019-01-12 14:54:49,481 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 461) no Hoare annotation was computed. [2019-01-12 14:54:49,481 INFO L448 ceAbstractionStarter]: For program point L457-3(lines 457 461) no Hoare annotation was computed. [2019-01-12 14:54:49,481 INFO L448 ceAbstractionStarter]: For program point L457-6(lines 457 461) no Hoare annotation was computed. [2019-01-12 14:54:49,481 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L821(lines 814 824) the Hoare annotation is: false [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L821-1(lines 814 824) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L821-2(lines 814 824) the Hoare annotation is: false [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L821-3(lines 814 824) the Hoare annotation is: false [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L821-4(lines 814 824) the Hoare annotation is: false [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L821-5(lines 814 824) the Hoare annotation is: false [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L526(lines 521 529) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~systemActive~0 1))) (or (and (and (and .cse0 (= ~pumpRunning~0 0)) (<= 1 ~waterLevel~0)) .cse1) (and (not (= 0 |ULTIMATE.start_getWaterLevel_#res|)) (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L526-1(lines 521 529) the Hoare annotation is: false [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L526-2(lines 521 529) the Hoare annotation is: false [2019-01-12 14:54:49,482 INFO L444 ceAbstractionStarter]: At program point L494(lines 489 497) the Hoare annotation is: false [2019-01-12 14:54:49,483 INFO L444 ceAbstractionStarter]: At program point L494-1(lines 489 497) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:54:49,483 INFO L444 ceAbstractionStarter]: At program point L494-2(lines 489 497) the Hoare annotation is: false [2019-01-12 14:54:49,483 INFO L444 ceAbstractionStarter]: At program point L494-3(lines 489 497) the Hoare annotation is: false [2019-01-12 14:54:49,483 INFO L444 ceAbstractionStarter]: At program point L494-4(lines 489 497) the Hoare annotation is: false [2019-01-12 14:54:49,483 INFO L444 ceAbstractionStarter]: At program point L494-5(lines 489 497) the Hoare annotation is: false [2019-01-12 14:54:49,483 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:54:49,483 INFO L448 ceAbstractionStarter]: For program point L957(lines 957 970) no Hoare annotation was computed. [2019-01-12 14:54:49,483 INFO L448 ceAbstractionStarter]: For program point L759(lines 759 776) no Hoare annotation was computed. [2019-01-12 14:54:49,483 INFO L448 ceAbstractionStarter]: For program point L759-1(lines 759 776) no Hoare annotation was computed. [2019-01-12 14:54:49,483 INFO L448 ceAbstractionStarter]: For program point L759-2(lines 759 776) no Hoare annotation was computed. [2019-01-12 14:54:49,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:54:49 BoogieIcfgContainer [2019-01-12 14:54:49,528 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:54:49,528 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:54:49,528 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:54:49,528 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:54:49,531 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:54:37" (3/4) ... [2019-01-12 14:54:49,538 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:54:49,572 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:54:49,573 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-01-12 14:54:49,579 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 14:54:49,581 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:54:49,582 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:54:49,583 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:54:49,618 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \result) && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == tmp)) && systemActive == 1) || ((1 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:54:49,623 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || (((!(0 == \result) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) [2019-01-12 14:54:49,624 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1 [2019-01-12 14:54:49,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1) || (((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:54:49,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1 [2019-01-12 14:54:49,627 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= tmp___0 && 0 == \result) && splverifierCounter == 0) && 1 <= \result) && 0 == tmp) && 1 <= waterLevel) && systemActive == 1 [2019-01-12 14:54:49,628 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == \result && tmp == 1) && 0 == tmp___0) && splverifierCounter == 0) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1) || (((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:54:49,746 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:54:49,747 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:54:49,747 INFO L168 Benchmark]: Toolchain (without parser) took 14331.96 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 294.6 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -255.1 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:49,748 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:54:49,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:49,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:49,749 INFO L168 Benchmark]: Boogie Preprocessor took 52.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:49,749 INFO L168 Benchmark]: RCFGBuilder took 1583.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.0 MB). Peak memory consumption was 66.0 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:49,750 INFO L168 Benchmark]: TraceAbstraction took 11674.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 163.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -180.7 MB). Peak memory consumption was 327.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:49,750 INFO L168 Benchmark]: Witness Printer took 218.72 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:49,753 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 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 692.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1583.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.0 MB). Peak memory consumption was 66.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11674.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 163.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -180.7 MB). Peak memory consumption was 327.6 MB. Max. memory is 11.5 GB. * Witness Printer took 218.72 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 <= waterLevel) && systemActive == 1) || (((!(0 == \result) && 2 <= waterLevel) && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1) || ((2 <= waterLevel && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: (((((((0 == \result && tmp == 1) && 0 == tmp___0) && splverifierCounter == 0) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1) || (((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: (((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1) || ((2 <= waterLevel && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((!(0 == \result) && 2 <= waterLevel) && splverifierCounter == 0) && !(0 == tmp)) && systemActive == 1) || ((1 <= waterLevel && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1) || ((2 <= waterLevel && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: (((((1 <= tmp___0 && 0 == \result) && splverifierCounter == 0) && 1 <= \result) && 0 == tmp) && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && systemActive == 1) && systemActive == waterLevel - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: ((0 == \result && splverifierCounter == 0) && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && systemActive == 1) && systemActive == waterLevel - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && systemActive == 1) || (((2 <= waterLevel && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) && 1 <= waterLevel) || ((2 <= waterLevel && splverifierCounter == 0) && systemActive == 1) - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && systemActive == 1) && systemActive == waterLevel - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 <= waterLevel) && systemActive == 1 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. SAFE Result, 11.5s OverallTime, 10 OverallIterations, 2 TraceHistogramMax, 4.2s AutomataDifference, 0.0s DeadEndRemovalTime, 4.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1092 SDtfs, 1768 SDslu, 1978 SDs, 0 SdLazy, 302 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=205occurred in iteration=9, 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, 10 MinimizatonAttempts, 936 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 138 NumberOfFragments, 389 HoareAnnotationTreeSize, 55 FomulaSimplifications, 149409 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 55 FomulaSimplificationsInter, 20886 FormulaSimplificationTreeSizeReductionInter, 3.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 435 NumberOfCodeBlocks, 435 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 424 ConstructedInterpolants, 0 QuantifiedInterpolants, 31679 SizeOfPredicates, 4 NumberOfNonLiveVariables, 419 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 90/92 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...