./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 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_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 0.1.24-0ed9222-m [2019-01-12 14:53:27,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:53:27,116 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:53:27,133 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:53:27,133 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:53:27,134 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:53:27,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:53:27,138 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:53:27,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:53:27,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:53:27,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:53:27,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:53:27,142 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:53:27,143 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:53:27,144 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:53:27,147 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:53:27,148 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:53:27,153 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:53:27,159 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:53:27,163 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:53:27,164 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:53:27,167 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:53:27,171 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:53:27,172 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:53:27,172 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:53:27,173 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:53:27,176 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:53:27,178 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:53:27,180 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:53:27,182 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:53:27,182 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:53:27,182 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:53:27,182 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:53:27,185 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:53:27,186 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:53:27,187 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:53:27,189 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:53:27,203 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:53:27,203 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:53:27,204 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:53:27,205 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:53:27,205 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:53:27,205 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:53:27,205 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:53:27,205 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:53:27,206 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:53:27,207 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:53:27,207 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:53:27,207 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:53:27,207 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:53:27,207 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:53:27,207 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:53:27,208 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:53:27,208 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:53:27,209 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:53:27,209 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:53:27,209 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:53:27,209 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:53:27,209 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:53:27,210 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:53:27,210 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:53:27,211 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:53:27,211 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:53:27,211 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:53:27,211 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:53:27,211 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 [2019-01-12 14:53:27,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:53:27,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:53:27,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:53:27,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:53:27,287 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:53:27,289 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:27,348 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49becead0/ea78febaec2d4f908c5827f445df7b15/FLAGa24720914 [2019-01-12 14:53:27,788 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:53:27,788 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:27,815 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49becead0/ea78febaec2d4f908c5827f445df7b15/FLAGa24720914 [2019-01-12 14:53:28,112 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49becead0/ea78febaec2d4f908c5827f445df7b15 [2019-01-12 14:53:28,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:53:28,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:53:28,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:53:28,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:53:28,122 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:53:28,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672937de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28, skipping insertion in model container [2019-01-12 14:53:28,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:53:28,198 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:53:28,525 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:53:28,550 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:53:28,624 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:53:28,668 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:53:28,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28 WrapperNode [2019-01-12 14:53:28,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:53:28,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:53:28,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:53:28,670 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:53:28,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:53:28,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:53:28,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:53:28,811 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:53:28,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (1/1) ... [2019-01-12 14:53:28,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:53:28,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:53:28,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:53:28,848 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:53:28,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (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 14:53:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:53:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:53:28,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:53:28,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:53:29,853 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:53:29,854 INFO L286 CfgBuilder]: Removed 66 assue(true) statements. [2019-01-12 14:53:29,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:29 BoogieIcfgContainer [2019-01-12 14:53:29,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:53:29,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:53:29,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:53:29,859 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:53:29,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:53:28" (1/3) ... [2019-01-12 14:53:29,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@338dbe2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:53:29, skipping insertion in model container [2019-01-12 14:53:29,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:28" (2/3) ... [2019-01-12 14:53:29,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@338dbe2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:53:29, skipping insertion in model container [2019-01-12 14:53:29,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:29" (3/3) ... [2019-01-12 14:53:29,864 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:29,875 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:53:29,886 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:53:29,902 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:53:29,933 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:53:29,934 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:53:29,934 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:53:29,935 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:53:29,935 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:53:29,936 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:53:29,936 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:53:29,936 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:53:29,936 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:53:29,958 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-01-12 14:53:29,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 14:53:29,964 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:29,965 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:29,967 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:29,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:29,972 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2019-01-12 14:53:29,974 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:29,974 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:30,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:30,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:30,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:30,213 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 14:53:30,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:30,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:53:30,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:53:30,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:53:30,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:53:30,238 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-01-12 14:53:30,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:30,260 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-01-12 14:53:30,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:53:30,262 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-01-12 14:53:30,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:30,271 INFO L225 Difference]: With dead ends: 108 [2019-01-12 14:53:30,271 INFO L226 Difference]: Without dead ends: 53 [2019-01-12 14:53:30,275 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 14:53:30,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-12 14:53:30,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-01-12 14:53:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-01-12 14:53:30,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-01-12 14:53:30,310 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-01-12 14:53:30,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:30,311 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-01-12 14:53:30,311 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:53:30,311 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-01-12 14:53:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 14:53:30,312 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:30,313 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 14:53:30,313 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:30,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:30,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2019-01-12 14:53:30,314 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:30,314 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:30,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:30,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:30,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:30,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:30,487 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 14:53:30,487 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:30,487 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:53:30,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:53:30,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:53:30,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:53:30,491 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2019-01-12 14:53:30,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:30,503 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-01-12 14:53:30,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:53:30,504 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-01-12 14:53:30,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:30,505 INFO L225 Difference]: With dead ends: 53 [2019-01-12 14:53:30,505 INFO L226 Difference]: Without dead ends: 27 [2019-01-12 14:53:30,506 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 14:53:30,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-01-12 14:53:30,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-01-12 14:53:30,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-01-12 14:53:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-01-12 14:53:30,512 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-01-12 14:53:30,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:30,512 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-01-12 14:53:30,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:53:30,512 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-01-12 14:53:30,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-12 14:53:30,513 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:30,513 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 14:53:30,514 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:30,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:30,514 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2019-01-12 14:53:30,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:30,515 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:30,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:30,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:30,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:30,717 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 14:53:30,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:30,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:53:30,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:53:30,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:53:30,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:53:30,720 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 6 states. [2019-01-12 14:53:31,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:31,297 INFO L93 Difference]: Finished difference Result 142 states and 221 transitions. [2019-01-12 14:53:31,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-12 14:53:31,299 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-01-12 14:53:31,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:31,303 INFO L225 Difference]: With dead ends: 142 [2019-01-12 14:53:31,303 INFO L226 Difference]: Without dead ends: 121 [2019-01-12 14:53:31,304 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2019-01-12 14:53:31,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-01-12 14:53:31,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 60. [2019-01-12 14:53:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-01-12 14:53:31,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 86 transitions. [2019-01-12 14:53:31,321 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 86 transitions. Word has length 22 [2019-01-12 14:53:31,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:31,321 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 86 transitions. [2019-01-12 14:53:31,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:53:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2019-01-12 14:53:31,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-12 14:53:31,323 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:31,323 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] [2019-01-12 14:53:31,324 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:31,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:31,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1660275790, now seen corresponding path program 1 times [2019-01-12 14:53:31,324 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:31,324 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:31,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:31,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:31,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:31,553 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 14:53:31,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:31,553 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:53:31,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:53:31,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:53:31,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:31,554 INFO L87 Difference]: Start difference. First operand 60 states and 86 transitions. Second operand 5 states. [2019-01-12 14:53:31,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:31,697 INFO L93 Difference]: Finished difference Result 163 states and 243 transitions. [2019-01-12 14:53:31,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:53:31,699 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-01-12 14:53:31,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:31,700 INFO L225 Difference]: With dead ends: 163 [2019-01-12 14:53:31,700 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:53:31,701 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 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 14:53:31,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:53:31,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:53:31,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:53:31,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:53:31,704 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-01-12 14:53:31,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:31,705 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:53:31,705 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:53:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:53:31,705 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:53:31,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:53:31,995 WARN L181 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-01-12 14:53:32,399 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:53:32,400 INFO L444 ceAbstractionStarter]: At program point L202(lines 201 220) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:32,400 INFO L448 ceAbstractionStarter]: For program point L202-1(lines 202 208) no Hoare annotation was computed. [2019-01-12 14:53:32,400 INFO L444 ceAbstractionStarter]: At program point L202-2(lines 201 220) the Hoare annotation is: false [2019-01-12 14:53:32,400 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 107) no Hoare annotation was computed. [2019-01-12 14:53:32,400 INFO L444 ceAbstractionStarter]: At program point L202-3(lines 201 220) the Hoare annotation is: false [2019-01-12 14:53:32,400 INFO L448 ceAbstractionStarter]: For program point L103-1(lines 202 208) no Hoare annotation was computed. [2019-01-12 14:53:32,400 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 390) no Hoare annotation was computed. [2019-01-12 14:53:32,401 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)) [2019-01-12 14:53:32,401 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2019-01-12 14:53:32,401 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)) [2019-01-12 14:53:32,401 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:53:32,401 INFO L448 ceAbstractionStarter]: For program point L174(lines 174 181) no Hoare annotation was computed. [2019-01-12 14:53:32,402 INFO L451 ceAbstractionStarter]: At program point L174-1(lines 174 181) the Hoare annotation is: true [2019-01-12 14:53:32,402 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-01-12 14:53:32,402 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 469) no Hoare annotation was computed. [2019-01-12 14:53:32,402 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)) [2019-01-12 14:53:32,402 INFO L448 ceAbstractionStarter]: For program point L456-2(lines 456 469) no Hoare annotation was computed. [2019-01-12 14:53:32,402 INFO L444 ceAbstractionStarter]: At program point L456-3(lines 1 838) the Hoare annotation is: false [2019-01-12 14:53:32,403 INFO L448 ceAbstractionStarter]: For program point L456-4(lines 456 469) no Hoare annotation was computed. [2019-01-12 14:53:32,403 INFO L444 ceAbstractionStarter]: At program point L456-5(lines 1 838) the Hoare annotation is: false [2019-01-12 14:53:32,403 INFO L448 ceAbstractionStarter]: For program point L374(lines 374 378) no Hoare annotation was computed. [2019-01-12 14:53:32,403 INFO L448 ceAbstractionStarter]: For program point L374-3(lines 374 378) no Hoare annotation was computed. [2019-01-12 14:53:32,403 INFO L444 ceAbstractionStarter]: At program point L209(lines 209 215) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:32,403 INFO L444 ceAbstractionStarter]: At program point L209-1(lines 209 215) the Hoare annotation is: false [2019-01-12 14:53:32,403 INFO L448 ceAbstractionStarter]: For program point L374-6(lines 374 378) no Hoare annotation was computed. [2019-01-12 14:53:32,404 INFO L444 ceAbstractionStarter]: At program point L209-2(lines 209 215) the Hoare annotation is: false [2019-01-12 14:53:32,404 INFO L448 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-01-12 14:53:32,404 INFO L448 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-01-12 14:53:32,404 INFO L448 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-01-12 14:53:32,404 INFO L444 ceAbstractionStarter]: At program point L358(lines 311 359) the Hoare annotation is: false [2019-01-12 14:53:32,404 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:53:32,405 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 353) no Hoare annotation was computed. [2019-01-12 14:53:32,405 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-01-12 14:53:32,405 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)) [2019-01-12 14:53:32,405 INFO L444 ceAbstractionStarter]: At program point L261-1(lines 256 264) the Hoare annotation is: false [2019-01-12 14:53:32,405 INFO L444 ceAbstractionStarter]: At program point L261-2(lines 256 264) the Hoare annotation is: false [2019-01-12 14:53:32,405 INFO L444 ceAbstractionStarter]: At program point L443(lines 438 446) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:32,406 INFO L444 ceAbstractionStarter]: At program point L443-1(lines 438 446) the Hoare annotation is: false [2019-01-12 14:53:32,406 INFO L444 ceAbstractionStarter]: At program point L443-2(lines 438 446) the Hoare annotation is: false [2019-01-12 14:53:32,406 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 466) no Hoare annotation was computed. [2019-01-12 14:53:32,406 INFO L448 ceAbstractionStarter]: For program point L460-2(lines 460 466) no Hoare annotation was computed. [2019-01-12 14:53:32,406 INFO L448 ceAbstractionStarter]: For program point L460-4(lines 460 466) no Hoare annotation was computed. [2019-01-12 14:53:32,406 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:53:32,407 INFO L448 ceAbstractionStarter]: For program point L313(lines 312 357) no Hoare annotation was computed. [2019-01-12 14:53:32,407 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)) [2019-01-12 14:53:32,407 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-01-12 14:53:32,407 INFO L444 ceAbstractionStarter]: At program point L99-2(lines 99 113) the Hoare annotation is: false [2019-01-12 14:53:32,407 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 318) no Hoare annotation was computed. [2019-01-12 14:53:32,407 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-01-12 14:53:32,408 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2019-01-12 14:53:32,408 INFO L448 ceAbstractionStarter]: For program point L348-2(lines 202 208) no Hoare annotation was computed. [2019-01-12 14:53:32,408 INFO L451 ceAbstractionStarter]: At program point L183(lines 164 186) the Hoare annotation is: true [2019-01-12 14:53:32,408 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)) [2019-01-12 14:53:32,408 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 402) no Hoare annotation was computed. [2019-01-12 14:53:32,408 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 338) no Hoare annotation was computed. [2019-01-12 14:53:32,409 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)) [2019-01-12 14:53:32,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:53:32 BoogieIcfgContainer [2019-01-12 14:53:32,424 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:53:32,434 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:53:32,434 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:53:32,434 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:53:32,435 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:29" (3/4) ... [2019-01-12 14:53:32,439 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:53:32,462 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:53:32,463 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-01-12 14:53:32,463 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-12 14:53:32,464 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:53:32,464 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:53:32,465 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:53:32,497 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 [2019-01-12 14:53:32,558 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:53:32,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:53:32,560 INFO L168 Benchmark]: Toolchain (without parser) took 4443.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 952.7 MB in the beginning and 930.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 126.2 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:32,560 INFO L168 Benchmark]: CDTParser took 0.42 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 14:53:32,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.13 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 929.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:32,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -160.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:32,561 INFO L168 Benchmark]: Boogie Preprocessor took 37.02 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:53:32,563 INFO L168 Benchmark]: RCFGBuilder took 1008.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 45.7 MB). Peak memory consumption was 45.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:32,564 INFO L168 Benchmark]: TraceAbstraction took 2567.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 937.0 MB in the end (delta: 107.4 MB). Peak memory consumption was 107.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:32,566 INFO L168 Benchmark]: Witness Printer took 125.10 ms. Allocated memory is still 1.1 GB. Free memory was 937.0 MB in the beginning and 930.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:32,568 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 551.13 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 929.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 140.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -160.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.02 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1008.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 45.7 MB). Peak memory consumption was 45.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2567.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 937.0 MB in the end (delta: 107.4 MB). Peak memory consumption was 107.4 MB. Max. memory is 11.5 GB. * Witness Printer took 125.10 ms. Allocated memory is still 1.1 GB. Free memory was 937.0 MB in the beginning and 930.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 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, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 213 SDtfs, 279 SDslu, 308 SDs, 0 SdLazy, 86 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s 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, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s 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...