./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa 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_product01_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 414a1cf94d85c55960b208d82c3570ad577d615a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:48:52,259 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:48:52,261 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:48:52,277 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:48:52,282 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:48:52,283 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:48:52,284 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:48:52,288 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:48:52,291 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:48:52,292 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:48:52,293 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:48:52,293 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:48:52,294 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:48:52,295 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:48:52,296 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:48:52,297 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:48:52,298 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:48:52,300 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:48:52,302 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:48:52,303 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:48:52,305 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:48:52,306 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:48:52,308 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:48:52,309 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:48:52,309 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:48:52,310 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:48:52,311 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:48:52,312 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:48:52,313 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:48:52,314 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:48:52,314 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:48:52,315 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:48:52,315 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:48:52,315 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:48:52,316 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:48:52,317 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:48:52,317 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:48:52,333 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:48:52,334 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:48:52,335 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:48:52,335 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:48:52,335 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:48:52,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:48:52,336 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:48:52,336 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:48:52,336 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:48:52,336 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:48:52,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:48:52,337 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:48:52,337 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:48:52,337 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:48:52,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:48:52,338 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:48:52,340 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:48:52,340 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:48:52,340 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:48:52,340 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:48:52,341 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:48:52,341 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:48:52,341 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:48:52,341 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:48:52,341 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:48:52,341 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:48:52,342 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:48:52,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:48:52,342 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 -> 414a1cf94d85c55960b208d82c3570ad577d615a [2018-12-31 09:48:52,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:48:52,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:48:52,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:48:52,432 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:48:52,433 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:48:52,433 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2018-12-31 09:48:52,500 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03d299410/e83f03d734d84beca835c603aa7513bf/FLAG03e77a09a [2018-12-31 09:48:52,998 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:48:52,999 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2018-12-31 09:48:53,011 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03d299410/e83f03d734d84beca835c603aa7513bf/FLAG03e77a09a [2018-12-31 09:48:53,278 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03d299410/e83f03d734d84beca835c603aa7513bf [2018-12-31 09:48:53,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:48:53,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:48:53,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:48:53,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:48:53,298 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:48:53,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:48:53" (1/1) ... [2018-12-31 09:48:53,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27da911d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:53, skipping insertion in model container [2018-12-31 09:48:53,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:48:53" (1/1) ... [2018-12-31 09:48:53,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:48:53,380 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:48:53,756 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:48:53,788 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:48:53,976 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:48:54,021 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:48:54,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54 WrapperNode [2018-12-31 09:48:54,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:48:54,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:48:54,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:48:54,023 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:48:54,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:48:54,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:48:54,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:48:54,088 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:48:54,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (1/1) ... [2018-12-31 09:48:54,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:48:54,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:48:54,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:48:54,127 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:48:54,127 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (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 [2018-12-31 09:48:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:48:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:48:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:48:54,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:48:55,137 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:48:55,138 INFO L280 CfgBuilder]: Removed 66 assue(true) statements. [2018-12-31 09:48:55,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:48:55 BoogieIcfgContainer [2018-12-31 09:48:55,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:48:55,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:48:55,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:48:55,144 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:48:55,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:48:53" (1/3) ... [2018-12-31 09:48:55,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48826fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:48:55, skipping insertion in model container [2018-12-31 09:48:55,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:48:54" (2/3) ... [2018-12-31 09:48:55,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48826fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:48:55, skipping insertion in model container [2018-12-31 09:48:55,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:48:55" (3/3) ... [2018-12-31 09:48:55,149 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2018-12-31 09:48:55,160 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:48:55,169 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:48:55,188 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:48:55,225 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:48:55,226 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:48:55,226 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:48:55,226 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:48:55,227 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:48:55,227 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:48:55,227 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:48:55,227 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:48:55,228 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:48:55,247 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2018-12-31 09:48:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 09:48:55,258 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:55,259 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:48:55,261 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:55,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:55,269 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2018-12-31 09:48:55,271 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:55,272 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:55,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:55,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:55,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:48:55,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:55,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:48:55,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:48:55,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:48:55,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:48:55,617 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2018-12-31 09:48:55,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:55,645 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2018-12-31 09:48:55,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:48:55,647 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-31 09:48:55,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:55,657 INFO L225 Difference]: With dead ends: 108 [2018-12-31 09:48:55,657 INFO L226 Difference]: Without dead ends: 53 [2018-12-31 09:48:55,661 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 [2018-12-31 09:48:55,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-12-31 09:48:55,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-12-31 09:48:55,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-12-31 09:48:55,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2018-12-31 09:48:55,703 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2018-12-31 09:48:55,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:55,703 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2018-12-31 09:48:55,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:48:55,704 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2018-12-31 09:48:55,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 09:48:55,705 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:55,705 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:48:55,705 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:55,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:55,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2018-12-31 09:48:55,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:55,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:55,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:55,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:55,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:48:55,876 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:55,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:48:55,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:48:55,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:48:55,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:48:55,879 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2018-12-31 09:48:55,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:55,905 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2018-12-31 09:48:55,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:48:55,906 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-12-31 09:48:55,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:55,907 INFO L225 Difference]: With dead ends: 53 [2018-12-31 09:48:55,907 INFO L226 Difference]: Without dead ends: 27 [2018-12-31 09:48:55,909 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 [2018-12-31 09:48:55,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-12-31 09:48:55,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-12-31 09:48:55,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-12-31 09:48:55,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2018-12-31 09:48:55,914 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2018-12-31 09:48:55,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:55,915 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2018-12-31 09:48:55,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:48:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-12-31 09:48:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 09:48:55,917 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:55,917 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] [2018-12-31 09:48:55,917 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:55,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:55,918 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2018-12-31 09:48:55,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:55,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:55,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:55,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:55,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:48:56,159 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:56,159 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:48:56,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:48:56,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:48:56,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:48:56,162 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 6 states. [2018-12-31 09:48:56,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:56,800 INFO L93 Difference]: Finished difference Result 142 states and 221 transitions. [2018-12-31 09:48:56,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-31 09:48:56,801 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-12-31 09:48:56,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:56,806 INFO L225 Difference]: With dead ends: 142 [2018-12-31 09:48:56,806 INFO L226 Difference]: Without dead ends: 121 [2018-12-31 09:48:56,807 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2018-12-31 09:48:56,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-12-31 09:48:56,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 60. [2018-12-31 09:48:56,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-12-31 09:48:56,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 86 transitions. [2018-12-31 09:48:56,827 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 86 transitions. Word has length 22 [2018-12-31 09:48:56,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:56,827 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 86 transitions. [2018-12-31 09:48:56,827 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:48:56,827 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2018-12-31 09:48:56,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-31 09:48:56,829 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:48:56,829 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] [2018-12-31 09:48:56,829 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:48:56,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:48:56,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1660275790, now seen corresponding path program 1 times [2018-12-31 09:48:56,830 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:48:56,831 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:48:56,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:56,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:48:56,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:48:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:48:57,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:48:57,042 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:48:57,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:48:57,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:48:57,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:48:57,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:48:57,044 INFO L87 Difference]: Start difference. First operand 60 states and 86 transitions. Second operand 5 states. [2018-12-31 09:48:57,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:48:57,413 INFO L93 Difference]: Finished difference Result 163 states and 243 transitions. [2018-12-31 09:48:57,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:48:57,416 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-31 09:48:57,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:48:57,417 INFO L225 Difference]: With dead ends: 163 [2018-12-31 09:48:57,417 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:48:57,419 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:48:57,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:48:57,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:48:57,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:48:57,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:48:57,420 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-12-31 09:48:57,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:48:57,420 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:48:57,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:48:57,420 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:48:57,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:48:57,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:48:57,698 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:48:57,698 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:48:57,699 INFO L444 ceAbstractionStarter]: At program point L202(lines 201 220) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:57,699 INFO L448 ceAbstractionStarter]: For program point L202-1(lines 202 208) no Hoare annotation was computed. [2018-12-31 09:48:57,699 INFO L444 ceAbstractionStarter]: At program point L202-2(lines 201 220) the Hoare annotation is: false [2018-12-31 09:48:57,699 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 107) no Hoare annotation was computed. [2018-12-31 09:48:57,699 INFO L444 ceAbstractionStarter]: At program point L202-3(lines 201 220) the Hoare annotation is: false [2018-12-31 09:48:57,699 INFO L448 ceAbstractionStarter]: For program point L103-1(lines 202 208) no Hoare annotation was computed. [2018-12-31 09:48:57,700 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:48:57,700 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 390) no Hoare annotation was computed. [2018-12-31 09:48:57,700 INFO L444 ceAbstractionStarter]: At program point L74(lines 1 838) the Hoare annotation is: (and (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ~systemActive~0 ~waterLevel~0)) [2018-12-31 09:48:57,700 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2018-12-31 09:48:57,700 INFO L444 ceAbstractionStarter]: At program point L322-1(lines 322 328) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:57,700 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:48:57,701 INFO L448 ceAbstractionStarter]: For program point L174(lines 174 181) no Hoare annotation was computed. [2018-12-31 09:48:57,701 INFO L451 ceAbstractionStarter]: At program point L174-1(lines 174 181) the Hoare annotation is: true [2018-12-31 09:48:57,701 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:48:57,701 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 469) no Hoare annotation was computed. [2018-12-31 09:48:57,701 INFO L444 ceAbstractionStarter]: At program point L456-1(lines 1 838) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:57,701 INFO L448 ceAbstractionStarter]: For program point L456-2(lines 456 469) no Hoare annotation was computed. [2018-12-31 09:48:57,702 INFO L444 ceAbstractionStarter]: At program point L456-3(lines 1 838) the Hoare annotation is: false [2018-12-31 09:48:57,702 INFO L448 ceAbstractionStarter]: For program point L456-4(lines 456 469) no Hoare annotation was computed. [2018-12-31 09:48:57,702 INFO L444 ceAbstractionStarter]: At program point L456-5(lines 1 838) the Hoare annotation is: false [2018-12-31 09:48:57,702 INFO L448 ceAbstractionStarter]: For program point L374(lines 374 378) no Hoare annotation was computed. [2018-12-31 09:48:57,702 INFO L448 ceAbstractionStarter]: For program point L374-3(lines 374 378) no Hoare annotation was computed. [2018-12-31 09:48:57,702 INFO L444 ceAbstractionStarter]: At program point L209(lines 209 215) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:57,702 INFO L444 ceAbstractionStarter]: At program point L209-1(lines 209 215) the Hoare annotation is: false [2018-12-31 09:48:57,703 INFO L448 ceAbstractionStarter]: For program point L374-6(lines 374 378) no Hoare annotation was computed. [2018-12-31 09:48:57,703 INFO L444 ceAbstractionStarter]: At program point L209-2(lines 209 215) the Hoare annotation is: false [2018-12-31 09:48:57,703 INFO L448 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2018-12-31 09:48:57,703 INFO L448 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2018-12-31 09:48:57,703 INFO L448 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2018-12-31 09:48:57,703 INFO L444 ceAbstractionStarter]: At program point L358(lines 311 359) the Hoare annotation is: false [2018-12-31 09:48:57,703 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:48:57,704 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 353) no Hoare annotation was computed. [2018-12-31 09:48:57,704 INFO L444 ceAbstractionStarter]: At program point L261(lines 256 264) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:57,704 INFO L444 ceAbstractionStarter]: At program point L261-1(lines 256 264) the Hoare annotation is: false [2018-12-31 09:48:57,704 INFO L444 ceAbstractionStarter]: At program point L261-2(lines 256 264) the Hoare annotation is: false [2018-12-31 09:48:57,704 INFO L444 ceAbstractionStarter]: At program point L443(lines 438 446) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:57,704 INFO L444 ceAbstractionStarter]: At program point L443-1(lines 438 446) the Hoare annotation is: false [2018-12-31 09:48:57,705 INFO L444 ceAbstractionStarter]: At program point L443-2(lines 438 446) the Hoare annotation is: false [2018-12-31 09:48:57,705 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 466) no Hoare annotation was computed. [2018-12-31 09:48:57,705 INFO L448 ceAbstractionStarter]: For program point L460-2(lines 460 466) no Hoare annotation was computed. [2018-12-31 09:48:57,705 INFO L448 ceAbstractionStarter]: For program point L460-4(lines 460 466) no Hoare annotation was computed. [2018-12-31 09:48:57,705 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:48:57,705 INFO L448 ceAbstractionStarter]: For program point L313(lines 312 357) no Hoare annotation was computed. [2018-12-31 09:48:57,705 INFO L444 ceAbstractionStarter]: At program point L82(lines 77 85) the Hoare annotation is: (and (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ~systemActive~0 ~waterLevel~0)) [2018-12-31 09:48:57,706 INFO L444 ceAbstractionStarter]: At program point L99-2(lines 99 113) the Hoare annotation is: false [2018-12-31 09:48:57,706 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 318) no Hoare annotation was computed. [2018-12-31 09:48:57,706 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-31 09:48:57,706 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2018-12-31 09:48:57,706 INFO L448 ceAbstractionStarter]: For program point L348-2(lines 202 208) no Hoare annotation was computed. [2018-12-31 09:48:57,706 INFO L451 ceAbstractionStarter]: At program point L183(lines 164 186) the Hoare annotation is: true [2018-12-31 09:48:57,706 INFO L444 ceAbstractionStarter]: At program point L150(lines 146 152) the Hoare annotation is: (and (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ~systemActive~0 ~waterLevel~0)) [2018-12-31 09:48:57,707 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 402) no Hoare annotation was computed. [2018-12-31 09:48:57,707 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 338) no Hoare annotation was computed. [2018-12-31 09:48:57,707 INFO L444 ceAbstractionStarter]: At program point L332-1(lines 332 338) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:48:57,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:48:57 BoogieIcfgContainer [2018-12-31 09:48:57,726 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:48:57,726 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:48:57,727 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:48:57,727 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:48:57,727 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:48:55" (3/4) ... [2018-12-31 09:48:57,731 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:48:57,745 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:48:57,746 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-31 09:48:57,746 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 09:48:57,747 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:48:57,747 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:48:57,747 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:48:57,777 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 [2018-12-31 09:48:57,836 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:48:57,837 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:48:57,837 INFO L168 Benchmark]: Toolchain (without parser) took 4551.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.0 MB in the beginning and 941.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 131.9 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:57,839 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-12-31 09:48:57,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -159.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:57,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.12 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:57,841 INFO L168 Benchmark]: Boogie Preprocessor took 37.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:48:57,841 INFO L168 Benchmark]: RCFGBuilder took 1012.79 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: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:57,842 INFO L168 Benchmark]: TraceAbstraction took 2586.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 948.7 MB in the end (delta: 108.4 MB). Peak memory consumption was 108.4 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:57,842 INFO L168 Benchmark]: Witness Printer took 110.16 ms. Allocated memory is still 1.2 GB. Free memory was 948.7 MB in the beginning and 941.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:48:57,847 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 733.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -159.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.12 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1012.79 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: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2586.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 948.7 MB in the end (delta: 108.4 MB). Peak memory consumption was 108.4 MB. Max. memory is 11.5 GB. * Witness Printer took 110.16 ms. Allocated memory is still 1.2 GB. Free memory was 948.7 MB in the beginning and 941.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: (!(0 == waterLevel) && pumpRunning == 0) && systemActive == waterLevel - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(0 == waterLevel) && pumpRunning == 0) && systemActive == waterLevel - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (!(0 == waterLevel) && pumpRunning == 0) && systemActive == waterLevel - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. SAFE Result, 2.4s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 213 SDtfs, 279 SDslu, 308 SDs, 0 SdLazy, 86 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=3, 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 61 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 66 NumberOfFragments, 99 HoareAnnotationTreeSize, 24 FomulaSimplifications, 1205 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3213 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...