./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/product-lines/minepump_spec5_product60.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 f32a845991ccfb3a908c898acdfb7a48e8a7d63f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:27:58,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:27:58,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:27:58,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:27:58,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:27:58,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:27:58,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:27:58,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:27:58,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:27:58,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:27:58,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:27:58,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:27:58,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:27:58,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:27:58,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:27:58,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:27:58,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:27:58,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:27:58,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:27:58,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:27:58,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:27:58,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:27:58,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:27:58,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:27:58,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:27:58,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:27:58,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:27:58,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:27:58,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:27:58,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:27:58,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:27:58,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:27:58,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:27:58,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:27:58,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:27:58,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:27:58,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:27:58,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:27:58,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:27:58,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:27:58,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:27:58,259 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:27:58,278 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:27:58,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:27:58,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:27:58,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:27:58,282 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:27:58,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:27:58,283 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:27:58,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:27:58,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:27:58,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:27:58,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:27:58,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:27:58,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:27:58,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:27:58,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:27:58,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:27:58,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:27:58,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:27:58,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:27:58,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:27:58,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:27:58,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:27:58,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:27:58,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:27:58,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:27:58,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:27:58,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:27:58,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:27:58,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:27:58,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> f32a845991ccfb3a908c898acdfb7a48e8a7d63f [2019-11-28 17:27:58,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:27:58,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:27:58,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:27:58,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:27:58,663 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:27:58,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2019-11-28 17:27:58,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f22806bcd/6d71f8fb9bf04ff7a52bc3de8c8bae5a/FLAGa45b6aeed [2019-11-28 17:27:59,357 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:27:59,361 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2019-11-28 17:27:59,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f22806bcd/6d71f8fb9bf04ff7a52bc3de8c8bae5a/FLAGa45b6aeed [2019-11-28 17:27:59,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f22806bcd/6d71f8fb9bf04ff7a52bc3de8c8bae5a [2019-11-28 17:27:59,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:27:59,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:27:59,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:27:59,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:27:59,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:27:59,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:27:59" (1/1) ... [2019-11-28 17:27:59,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd174a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:59, skipping insertion in model container [2019-11-28 17:27:59,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:27:59" (1/1) ... [2019-11-28 17:27:59,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:27:59,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:28:00,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:28:00,150 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:28:00,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:28:00,332 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:28:00,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00 WrapperNode [2019-11-28 17:28:00,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:28:00,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:28:00,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:28:00,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:28:00,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:28:00,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:28:00,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:28:00,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:28:00,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (1/1) ... [2019-11-28 17:28:00,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:28:00,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:28:00,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:28:00,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:28:00,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (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 [2019-11-28 17:28:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:28:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:28:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:28:00,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:28:01,593 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:28:01,594 INFO L287 CfgBuilder]: Removed 212 assume(true) statements. [2019-11-28 17:28:01,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:28:01 BoogieIcfgContainer [2019-11-28 17:28:01,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:28:01,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:28:01,599 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:28:01,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:28:01,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:27:59" (1/3) ... [2019-11-28 17:28:01,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f6040f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:28:01, skipping insertion in model container [2019-11-28 17:28:01,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:28:00" (2/3) ... [2019-11-28 17:28:01,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f6040f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:28:01, skipping insertion in model container [2019-11-28 17:28:01,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:28:01" (3/3) ... [2019-11-28 17:28:01,613 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2019-11-28 17:28:01,623 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:28:01,629 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:28:01,640 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:28:01,665 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:28:01,666 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:28:01,666 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:28:01,666 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:28:01,666 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:28:01,667 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:28:01,667 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:28:01,667 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:28:01,689 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2019-11-28 17:28:01,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 17:28:01,697 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:01,698 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:01,699 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:01,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:01,706 INFO L82 PathProgramCache]: Analyzing trace with hash -622606752, now seen corresponding path program 1 times [2019-11-28 17:28:01,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:01,717 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547329356] [2019-11-28 17:28:01,717 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:01,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:01,978 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547329356] [2019-11-28 17:28:01,980 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:01,980 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:28:01,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296887171] [2019-11-28 17:28:01,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:28:01,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:02,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:28:02,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:28:02,010 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2019-11-28 17:28:02,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:02,063 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2019-11-28 17:28:02,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:28:02,065 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-11-28 17:28:02,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:02,080 INFO L225 Difference]: With dead ends: 285 [2019-11-28 17:28:02,081 INFO L226 Difference]: Without dead ends: 142 [2019-11-28 17:28:02,086 INFO L630 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 [2019-11-28 17:28:02,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-11-28 17:28:02,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-11-28 17:28:02,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-11-28 17:28:02,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2019-11-28 17:28:02,155 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2019-11-28 17:28:02,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:02,155 INFO L462 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2019-11-28 17:28:02,155 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:28:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2019-11-28 17:28:02,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 17:28:02,157 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:02,157 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:02,158 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:02,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:02,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1961312479, now seen corresponding path program 1 times [2019-11-28 17:28:02,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:02,159 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259516186] [2019-11-28 17:28:02,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:02,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:02,296 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259516186] [2019-11-28 17:28:02,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:02,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:28:02,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225665683] [2019-11-28 17:28:02,299 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:28:02,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:02,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:28:02,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:28:02,300 INFO L87 Difference]: Start difference. First operand 142 states and 204 transitions. Second operand 3 states. [2019-11-28 17:28:02,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:02,325 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2019-11-28 17:28:02,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:28:02,330 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-28 17:28:02,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:02,331 INFO L225 Difference]: With dead ends: 142 [2019-11-28 17:28:02,332 INFO L226 Difference]: Without dead ends: 59 [2019-11-28 17:28:02,333 INFO L630 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 [2019-11-28 17:28:02,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2019-11-28 17:28:02,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2019-11-28 17:28:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-11-28 17:28:02,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2019-11-28 17:28:02,342 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2019-11-28 17:28:02,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:02,343 INFO L462 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2019-11-28 17:28:02,343 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:28:02,343 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2019-11-28 17:28:02,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-28 17:28:02,344 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:02,345 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:02,345 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:02,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:02,346 INFO L82 PathProgramCache]: Analyzing trace with hash -979424030, now seen corresponding path program 1 times [2019-11-28 17:28:02,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:02,347 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890701794] [2019-11-28 17:28:02,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:02,499 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890701794] [2019-11-28 17:28:02,499 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:02,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:28:02,500 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237444249] [2019-11-28 17:28:02,501 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:28:02,501 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:02,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:28:02,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:28:02,502 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand 3 states. [2019-11-28 17:28:02,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:02,585 INFO L93 Difference]: Finished difference Result 163 states and 238 transitions. [2019-11-28 17:28:02,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:28:02,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-28 17:28:02,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:02,588 INFO L225 Difference]: With dead ends: 163 [2019-11-28 17:28:02,591 INFO L226 Difference]: Without dead ends: 111 [2019-11-28 17:28:02,592 INFO L630 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 [2019-11-28 17:28:02,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-11-28 17:28:02,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 107. [2019-11-28 17:28:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-28 17:28:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 156 transitions. [2019-11-28 17:28:02,624 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 156 transitions. Word has length 26 [2019-11-28 17:28:02,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:02,625 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 156 transitions. [2019-11-28 17:28:02,625 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:28:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2019-11-28 17:28:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-28 17:28:02,627 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:02,627 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:02,628 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:02,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:02,628 INFO L82 PathProgramCache]: Analyzing trace with hash 486922123, now seen corresponding path program 1 times [2019-11-28 17:28:02,629 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:02,629 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730859352] [2019-11-28 17:28:02,629 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:02,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:02,719 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730859352] [2019-11-28 17:28:02,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:02,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:28:02,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639229172] [2019-11-28 17:28:02,721 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:28:02,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:02,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:28:02,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:28:02,723 INFO L87 Difference]: Start difference. First operand 107 states and 156 transitions. Second operand 3 states. [2019-11-28 17:28:02,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:02,792 INFO L93 Difference]: Finished difference Result 254 states and 375 transitions. [2019-11-28 17:28:02,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:28:02,793 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-11-28 17:28:02,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:02,799 INFO L225 Difference]: With dead ends: 254 [2019-11-28 17:28:02,799 INFO L226 Difference]: Without dead ends: 154 [2019-11-28 17:28:02,801 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:28:02,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-11-28 17:28:02,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2019-11-28 17:28:02,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-11-28 17:28:02,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 218 transitions. [2019-11-28 17:28:02,838 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 218 transitions. Word has length 28 [2019-11-28 17:28:02,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:02,840 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 218 transitions. [2019-11-28 17:28:02,840 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:28:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 218 transitions. [2019-11-28 17:28:02,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-28 17:28:02,844 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:02,844 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:02,845 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:02,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:02,845 INFO L82 PathProgramCache]: Analyzing trace with hash -410230549, now seen corresponding path program 1 times [2019-11-28 17:28:02,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:02,846 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784572949] [2019-11-28 17:28:02,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:02,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:02,970 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784572949] [2019-11-28 17:28:02,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:02,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:28:02,970 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216623608] [2019-11-28 17:28:02,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:28:02,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:02,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:28:02,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:28:02,973 INFO L87 Difference]: Start difference. First operand 152 states and 218 transitions. Second operand 5 states. [2019-11-28 17:28:03,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:03,132 INFO L93 Difference]: Finished difference Result 535 states and 767 transitions. [2019-11-28 17:28:03,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:28:03,132 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-11-28 17:28:03,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:03,136 INFO L225 Difference]: With dead ends: 535 [2019-11-28 17:28:03,136 INFO L226 Difference]: Without dead ends: 390 [2019-11-28 17:28:03,138 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:28:03,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2019-11-28 17:28:03,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 150. [2019-11-28 17:28:03,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-11-28 17:28:03,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 212 transitions. [2019-11-28 17:28:03,166 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 212 transitions. Word has length 29 [2019-11-28 17:28:03,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:03,166 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 212 transitions. [2019-11-28 17:28:03,167 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:28:03,167 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 212 transitions. [2019-11-28 17:28:03,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-28 17:28:03,168 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:03,169 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:03,169 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:03,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:03,170 INFO L82 PathProgramCache]: Analyzing trace with hash 77532406, now seen corresponding path program 1 times [2019-11-28 17:28:03,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:03,171 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575940157] [2019-11-28 17:28:03,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:03,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:03,271 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575940157] [2019-11-28 17:28:03,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:03,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:28:03,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504147278] [2019-11-28 17:28:03,273 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:28:03,273 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:03,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:28:03,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:28:03,274 INFO L87 Difference]: Start difference. First operand 150 states and 212 transitions. Second operand 5 states. [2019-11-28 17:28:03,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:03,359 INFO L93 Difference]: Finished difference Result 395 states and 553 transitions. [2019-11-28 17:28:03,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:28:03,360 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-28 17:28:03,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:03,362 INFO L225 Difference]: With dead ends: 395 [2019-11-28 17:28:03,362 INFO L226 Difference]: Without dead ends: 252 [2019-11-28 17:28:03,363 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:28:03,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2019-11-28 17:28:03,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 162. [2019-11-28 17:28:03,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-11-28 17:28:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 224 transitions. [2019-11-28 17:28:03,381 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 224 transitions. Word has length 37 [2019-11-28 17:28:03,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:03,382 INFO L462 AbstractCegarLoop]: Abstraction has 162 states and 224 transitions. [2019-11-28 17:28:03,382 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:28:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 224 transitions. [2019-11-28 17:28:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-28 17:28:03,386 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:03,390 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:03,392 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:03,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:03,392 INFO L82 PathProgramCache]: Analyzing trace with hash -933584844, now seen corresponding path program 1 times [2019-11-28 17:28:03,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:03,394 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513053801] [2019-11-28 17:28:03,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:03,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:03,516 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513053801] [2019-11-28 17:28:03,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:03,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:28:03,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75909300] [2019-11-28 17:28:03,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:28:03,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:03,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:28:03,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:28:03,518 INFO L87 Difference]: Start difference. First operand 162 states and 224 transitions. Second operand 5 states. [2019-11-28 17:28:03,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:03,646 INFO L93 Difference]: Finished difference Result 438 states and 596 transitions. [2019-11-28 17:28:03,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:28:03,647 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-28 17:28:03,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:03,649 INFO L225 Difference]: With dead ends: 438 [2019-11-28 17:28:03,650 INFO L226 Difference]: Without dead ends: 283 [2019-11-28 17:28:03,650 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:28:03,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2019-11-28 17:28:03,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 170. [2019-11-28 17:28:03,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2019-11-28 17:28:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 232 transitions. [2019-11-28 17:28:03,666 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 232 transitions. Word has length 37 [2019-11-28 17:28:03,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:03,666 INFO L462 AbstractCegarLoop]: Abstraction has 170 states and 232 transitions. [2019-11-28 17:28:03,667 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:28:03,667 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 232 transitions. [2019-11-28 17:28:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-28 17:28:03,668 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:03,669 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:03,669 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:03,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:03,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1954653198, now seen corresponding path program 1 times [2019-11-28 17:28:03,670 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:03,670 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360086030] [2019-11-28 17:28:03,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:03,724 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360086030] [2019-11-28 17:28:03,724 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:03,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:28:03,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256420753] [2019-11-28 17:28:03,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:28:03,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:03,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:28:03,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:28:03,727 INFO L87 Difference]: Start difference. First operand 170 states and 232 transitions. Second operand 3 states. [2019-11-28 17:28:03,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:03,780 INFO L93 Difference]: Finished difference Result 391 states and 532 transitions. [2019-11-28 17:28:03,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:28:03,781 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-11-28 17:28:03,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:03,783 INFO L225 Difference]: With dead ends: 391 [2019-11-28 17:28:03,783 INFO L226 Difference]: Without dead ends: 228 [2019-11-28 17:28:03,784 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:28:03,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2019-11-28 17:28:03,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2019-11-28 17:28:03,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2019-11-28 17:28:03,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 303 transitions. [2019-11-28 17:28:03,811 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 303 transitions. Word has length 37 [2019-11-28 17:28:03,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:03,811 INFO L462 AbstractCegarLoop]: Abstraction has 228 states and 303 transitions. [2019-11-28 17:28:03,812 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:28:03,812 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2019-11-28 17:28:03,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-28 17:28:03,814 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:03,814 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:03,814 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:03,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:03,815 INFO L82 PathProgramCache]: Analyzing trace with hash -418855246, now seen corresponding path program 1 times [2019-11-28 17:28:03,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:03,816 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183493681] [2019-11-28 17:28:03,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:03,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:03,947 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183493681] [2019-11-28 17:28:03,948 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:03,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 17:28:03,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272485660] [2019-11-28 17:28:03,949 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:28:03,949 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:03,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:28:03,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:28:03,950 INFO L87 Difference]: Start difference. First operand 228 states and 303 transitions. Second operand 6 states. [2019-11-28 17:28:04,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:04,270 INFO L93 Difference]: Finished difference Result 885 states and 1197 transitions. [2019-11-28 17:28:04,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:28:04,271 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2019-11-28 17:28:04,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:04,276 INFO L225 Difference]: With dead ends: 885 [2019-11-28 17:28:04,277 INFO L226 Difference]: Without dead ends: 722 [2019-11-28 17:28:04,278 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-28 17:28:04,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2019-11-28 17:28:04,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 321. [2019-11-28 17:28:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2019-11-28 17:28:04,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 420 transitions. [2019-11-28 17:28:04,317 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 420 transitions. Word has length 38 [2019-11-28 17:28:04,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:04,319 INFO L462 AbstractCegarLoop]: Abstraction has 321 states and 420 transitions. [2019-11-28 17:28:04,319 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:28:04,319 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 420 transitions. [2019-11-28 17:28:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-28 17:28:04,321 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:04,321 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:04,322 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:04,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:04,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1638256156, now seen corresponding path program 1 times [2019-11-28 17:28:04,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:04,323 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733246119] [2019-11-28 17:28:04,323 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 17:28:04,377 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733246119] [2019-11-28 17:28:04,378 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:28:04,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:28:04,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820753292] [2019-11-28 17:28:04,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:28:04,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:04,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:28:04,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:28:04,383 INFO L87 Difference]: Start difference. First operand 321 states and 420 transitions. Second operand 3 states. [2019-11-28 17:28:04,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:04,451 INFO L93 Difference]: Finished difference Result 547 states and 715 transitions. [2019-11-28 17:28:04,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:28:04,452 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-11-28 17:28:04,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:04,454 INFO L225 Difference]: With dead ends: 547 [2019-11-28 17:28:04,454 INFO L226 Difference]: Without dead ends: 233 [2019-11-28 17:28:04,455 INFO L630 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 [2019-11-28 17:28:04,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2019-11-28 17:28:04,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 227. [2019-11-28 17:28:04,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2019-11-28 17:28:04,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 293 transitions. [2019-11-28 17:28:04,480 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 293 transitions. Word has length 58 [2019-11-28 17:28:04,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:04,481 INFO L462 AbstractCegarLoop]: Abstraction has 227 states and 293 transitions. [2019-11-28 17:28:04,481 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:28:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 293 transitions. [2019-11-28 17:28:04,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-28 17:28:04,483 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:28:04,483 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:28:04,484 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:28:04,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:28:04,484 INFO L82 PathProgramCache]: Analyzing trace with hash -100547478, now seen corresponding path program 1 times [2019-11-28 17:28:04,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:28:04,485 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866127755] [2019-11-28 17:28:04,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:28:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:04,581 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:04,582 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866127755] [2019-11-28 17:28:04,582 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [484874133] [2019-11-28 17:28:04,583 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:28:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:28:04,734 INFO L264 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 17:28:04,752 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:28:04,822 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:28:04,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 17:28:04,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-11-28 17:28:04,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828946252] [2019-11-28 17:28:04,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-28 17:28:04,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:28:04,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-28 17:28:04,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:28:04,826 INFO L87 Difference]: Start difference. First operand 227 states and 293 transitions. Second operand 9 states. [2019-11-28 17:28:05,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:28:05,061 INFO L93 Difference]: Finished difference Result 452 states and 595 transitions. [2019-11-28 17:28:05,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 17:28:05,066 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2019-11-28 17:28:05,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:28:05,066 INFO L225 Difference]: With dead ends: 452 [2019-11-28 17:28:05,067 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:28:05,068 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-11-28 17:28:05,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:28:05,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:28:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:28:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:28:05,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-11-28 17:28:05,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:28:05,070 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:28:05,070 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-28 17:28:05,070 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:28:05,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:28:05,275 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:28:05,278 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:28:06,019 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 80 [2019-11-28 17:28:06,234 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 64 [2019-11-28 17:28:06,356 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 18 [2019-11-28 17:28:06,501 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2019-11-28 17:28:06,759 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-11-28 17:28:07,070 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 27 [2019-11-28 17:28:07,190 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 23 [2019-11-28 17:28:07,449 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 10 [2019-11-28 17:28:07,731 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 26 [2019-11-28 17:28:07,902 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 25 [2019-11-28 17:28:08,091 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2019-11-28 17:28:08,278 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 32 [2019-11-28 17:28:08,563 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2019-11-28 17:28:08,801 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 24 [2019-11-28 17:28:08,989 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-11-28 17:28:08,993 INFO L242 CegarLoopResult]: At program point L1026-1(lines 1021 1029) the Hoare annotation is: false [2019-11-28 17:28:08,993 INFO L242 CegarLoopResult]: At program point L1026-2(lines 1021 1029) the Hoare annotation is: false [2019-11-28 17:28:08,993 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-11-28 17:28:08,994 INFO L242 CegarLoopResult]: At program point L795-2(lines 795 809) the Hoare annotation is: false [2019-11-28 17:28:08,994 INFO L242 CegarLoopResult]: At program point L267(lines 252 270) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:28:08,994 INFO L242 CegarLoopResult]: At program point L267-1(lines 252 270) the Hoare annotation is: false [2019-11-28 17:28:08,995 INFO L242 CegarLoopResult]: At program point L267-2(lines 252 270) the Hoare annotation is: false [2019-11-28 17:28:08,995 INFO L246 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2019-11-28 17:28:08,995 INFO L246 CegarLoopResult]: For program point L400(lines 400 410) no Hoare annotation was computed. [2019-11-28 17:28:08,995 INFO L246 CegarLoopResult]: For program point L400-2(lines 400 410) no Hoare annotation was computed. [2019-11-28 17:28:08,996 INFO L246 CegarLoopResult]: For program point L400-4(lines 400 410) no Hoare annotation was computed. [2019-11-28 17:28:08,996 INFO L246 CegarLoopResult]: For program point L401(lines 401 407) no Hoare annotation was computed. [2019-11-28 17:28:08,996 INFO L246 CegarLoopResult]: For program point L401-2(lines 401 407) no Hoare annotation was computed. [2019-11-28 17:28:08,996 INFO L246 CegarLoopResult]: For program point L401-4(lines 401 407) no Hoare annotation was computed. [2019-11-28 17:28:08,997 INFO L242 CegarLoopResult]: At program point L71(lines 71 77) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3))) [2019-11-28 17:28:08,997 INFO L242 CegarLoopResult]: At program point L71-1(lines 71 77) the Hoare annotation is: false [2019-11-28 17:28:08,997 INFO L242 CegarLoopResult]: At program point L71-2(lines 71 77) the Hoare annotation is: false [2019-11-28 17:28:08,997 INFO L246 CegarLoopResult]: For program point L799(lines 799 803) no Hoare annotation was computed. [2019-11-28 17:28:08,998 INFO L246 CegarLoopResult]: For program point L799-1(lines 799 803) no Hoare annotation was computed. [2019-11-28 17:28:08,998 INFO L246 CegarLoopResult]: For program point L338(lines 338 353) no Hoare annotation was computed. [2019-11-28 17:28:08,998 INFO L246 CegarLoopResult]: For program point L934(lines 934 938) no Hoare annotation was computed. [2019-11-28 17:28:08,998 INFO L246 CegarLoopResult]: For program point L934-3(lines 934 938) no Hoare annotation was computed. [2019-11-28 17:28:08,998 INFO L246 CegarLoopResult]: For program point L934-6(lines 934 938) no Hoare annotation was computed. [2019-11-28 17:28:08,999 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-11-28 17:28:08,999 INFO L246 CegarLoopResult]: For program point L275(lines 275 281) no Hoare annotation was computed. [2019-11-28 17:28:08,999 INFO L242 CegarLoopResult]: At program point L275-1(lines 275 281) the Hoare annotation is: (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:28:08,999 INFO L246 CegarLoopResult]: For program point L242(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,000 INFO L246 CegarLoopResult]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,000 INFO L246 CegarLoopResult]: For program point L242-3(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,000 INFO L246 CegarLoopResult]: For program point L242-5(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,000 INFO L246 CegarLoopResult]: For program point L242-6(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,000 INFO L246 CegarLoopResult]: For program point L242-8(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,001 INFO L246 CegarLoopResult]: For program point L242-9(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,001 INFO L246 CegarLoopResult]: For program point L242-11(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,001 INFO L246 CegarLoopResult]: For program point L870(lines 870 877) no Hoare annotation was computed. [2019-11-28 17:28:09,001 INFO L246 CegarLoopResult]: For program point L242-12(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,001 INFO L249 CegarLoopResult]: At program point L870-1(lines 870 877) the Hoare annotation is: true [2019-11-28 17:28:09,002 INFO L246 CegarLoopResult]: For program point L242-14(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,002 INFO L246 CegarLoopResult]: For program point L242-15(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,002 INFO L246 CegarLoopResult]: For program point L242-17(lines 242 246) no Hoare annotation was computed. [2019-11-28 17:28:09,002 INFO L242 CegarLoopResult]: At program point L375(lines 370 377) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:28:09,003 INFO L246 CegarLoopResult]: For program point L309(lines 308 357) no Hoare annotation was computed. [2019-11-28 17:28:09,003 INFO L242 CegarLoopResult]: At program point L1003(lines 998 1006) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-28 17:28:09,003 INFO L242 CegarLoopResult]: At program point L1003-1(lines 998 1006) the Hoare annotation is: false [2019-11-28 17:28:09,003 INFO L242 CegarLoopResult]: At program point L1003-2(lines 998 1006) the Hoare annotation is: false [2019-11-28 17:28:09,004 INFO L246 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2019-11-28 17:28:09,004 INFO L242 CegarLoopResult]: At program point L971(lines 966 974) the Hoare annotation is: false [2019-11-28 17:28:09,004 INFO L242 CegarLoopResult]: At program point L971-1(lines 966 974) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:28:09,004 INFO L242 CegarLoopResult]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2019-11-28 17:28:09,004 INFO L242 CegarLoopResult]: At program point L971-3(lines 966 974) the Hoare annotation is: false [2019-11-28 17:28:09,005 INFO L242 CegarLoopResult]: At program point L971-4(lines 966 974) the Hoare annotation is: false [2019-11-28 17:28:09,005 INFO L242 CegarLoopResult]: At program point L971-5(lines 966 974) the Hoare annotation is: false [2019-11-28 17:28:09,005 INFO L242 CegarLoopResult]: At program point L906(lines 1 1029) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:28:09,005 INFO L246 CegarLoopResult]: For program point L346(lines 346 352) no Hoare annotation was computed. [2019-11-28 17:28:09,006 INFO L242 CegarLoopResult]: At program point L346-1(lines 1 1029) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3))) [2019-11-28 17:28:09,006 INFO L242 CegarLoopResult]: At program point L248(lines 233 251) the Hoare annotation is: false [2019-11-28 17:28:09,006 INFO L242 CegarLoopResult]: At program point L248-1(lines 233 251) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~3)) .cse2 .cse3))) [2019-11-28 17:28:09,006 INFO L242 CegarLoopResult]: At program point L248-2(lines 233 251) the Hoare annotation is: false [2019-11-28 17:28:09,006 INFO L242 CegarLoopResult]: At program point L248-3(lines 233 251) the Hoare annotation is: false [2019-11-28 17:28:09,007 INFO L242 CegarLoopResult]: At program point L248-4(lines 233 251) the Hoare annotation is: false [2019-11-28 17:28:09,007 INFO L242 CegarLoopResult]: At program point L248-5(lines 233 251) the Hoare annotation is: false [2019-11-28 17:28:09,007 INFO L242 CegarLoopResult]: At program point L843(lines 839 845) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:28:09,007 INFO L242 CegarLoopResult]: At program point L184(lines 177 187) the Hoare annotation is: false [2019-11-28 17:28:09,008 INFO L242 CegarLoopResult]: At program point L184-1(lines 177 187) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:28:09,008 INFO L242 CegarLoopResult]: At program point L184-2(lines 177 187) the Hoare annotation is: false [2019-11-28 17:28:09,008 INFO L242 CegarLoopResult]: At program point L184-3(lines 177 187) the Hoare annotation is: false [2019-11-28 17:28:09,008 INFO L242 CegarLoopResult]: At program point L184-4(lines 177 187) the Hoare annotation is: false [2019-11-28 17:28:09,008 INFO L242 CegarLoopResult]: At program point L184-5(lines 177 187) the Hoare annotation is: false [2019-11-28 17:28:09,008 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:28:09,009 INFO L246 CegarLoopResult]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2019-11-28 17:28:09,009 INFO L246 CegarLoopResult]: For program point L1011-1(lines 1011 1017) no Hoare annotation was computed. [2019-11-28 17:28:09,009 INFO L246 CegarLoopResult]: For program point L1011-2(lines 1011 1017) no Hoare annotation was computed. [2019-11-28 17:28:09,009 INFO L246 CegarLoopResult]: For program point L1011-3(lines 1011 1017) no Hoare annotation was computed. [2019-11-28 17:28:09,009 INFO L246 CegarLoopResult]: For program point L1011-4(lines 1011 1017) no Hoare annotation was computed. [2019-11-28 17:28:09,010 INFO L249 CegarLoopResult]: At program point L879(lines 860 882) the Hoare annotation is: true [2019-11-28 17:28:09,010 INFO L246 CegarLoopResult]: For program point L1011-5(lines 1011 1017) no Hoare annotation was computed. [2019-11-28 17:28:09,010 INFO L246 CegarLoopResult]: For program point L318(lines 318 324) no Hoare annotation was computed. [2019-11-28 17:28:09,010 INFO L242 CegarLoopResult]: At program point L318-1(lines 318 324) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3))) [2019-11-28 17:28:09,011 INFO L246 CegarLoopResult]: For program point L946(lines 946 950) no Hoare annotation was computed. [2019-11-28 17:28:09,011 INFO L242 CegarLoopResult]: At program point L385(lines 64 70) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-28 17:28:09,011 INFO L242 CegarLoopResult]: At program point L385-1(lines 64 70) the Hoare annotation is: false [2019-11-28 17:28:09,011 INFO L242 CegarLoopResult]: At program point L385-2(lines 64 70) the Hoare annotation is: false [2019-11-28 17:28:09,011 INFO L242 CegarLoopResult]: At program point L914(lines 909 917) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:28:09,012 INFO L246 CegarLoopResult]: For program point L122(lines 122 139) no Hoare annotation was computed. [2019-11-28 17:28:09,012 INFO L246 CegarLoopResult]: For program point L122-1(lines 122 139) no Hoare annotation was computed. [2019-11-28 17:28:09,012 INFO L246 CegarLoopResult]: For program point L122-2(lines 122 139) no Hoare annotation was computed. [2019-11-28 17:28:09,012 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:28:09,012 INFO L242 CegarLoopResult]: At program point L1016(lines 1007 1020) the Hoare annotation is: false [2019-11-28 17:28:09,013 INFO L242 CegarLoopResult]: At program point L1016-1(lines 1007 1020) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse2 .cse3))) [2019-11-28 17:28:09,013 INFO L242 CegarLoopResult]: At program point L1016-2(lines 1007 1020) the Hoare annotation is: false [2019-11-28 17:28:09,013 INFO L242 CegarLoopResult]: At program point L1016-3(lines 1007 1020) the Hoare annotation is: false [2019-11-28 17:28:09,013 INFO L242 CegarLoopResult]: At program point L1016-4(lines 1007 1020) the Hoare annotation is: false [2019-11-28 17:28:09,013 INFO L242 CegarLoopResult]: At program point L1016-5(lines 1007 1020) the Hoare annotation is: false [2019-11-28 17:28:09,014 INFO L246 CegarLoopResult]: For program point L159(lines 159 165) no Hoare annotation was computed. [2019-11-28 17:28:09,014 INFO L246 CegarLoopResult]: For program point L126(lines 126 134) no Hoare annotation was computed. [2019-11-28 17:28:09,014 INFO L246 CegarLoopResult]: For program point L159-2(lines 159 165) no Hoare annotation was computed. [2019-11-28 17:28:09,014 INFO L246 CegarLoopResult]: For program point L126-1(lines 126 134) no Hoare annotation was computed. [2019-11-28 17:28:09,014 INFO L246 CegarLoopResult]: For program point L126-2(lines 126 134) no Hoare annotation was computed. [2019-11-28 17:28:09,015 INFO L246 CegarLoopResult]: For program point L159-4(lines 159 165) no Hoare annotation was computed. [2019-11-28 17:28:09,015 INFO L246 CegarLoopResult]: For program point L159-6(lines 159 165) no Hoare annotation was computed. [2019-11-28 17:28:09,015 INFO L246 CegarLoopResult]: For program point L159-8(lines 159 165) no Hoare annotation was computed. [2019-11-28 17:28:09,015 INFO L246 CegarLoopResult]: For program point L159-10(lines 159 165) no Hoare annotation was computed. [2019-11-28 17:28:09,015 INFO L242 CegarLoopResult]: At program point L358(lines 307 359) the Hoare annotation is: false [2019-11-28 17:28:09,016 INFO L242 CegarLoopResult]: At program point L193(lines 188 196) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse6 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 (<= 2 ~waterLevel~0) .cse1 .cse6 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse1 .cse6 .cse3))) [2019-11-28 17:28:09,016 INFO L242 CegarLoopResult]: At program point L193-1(lines 188 196) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-28 17:28:09,016 INFO L242 CegarLoopResult]: At program point L193-2(lines 188 196) the Hoare annotation is: false [2019-11-28 17:28:09,016 INFO L242 CegarLoopResult]: At program point L193-3(lines 188 196) the Hoare annotation is: false [2019-11-28 17:28:09,017 INFO L242 CegarLoopResult]: At program point L193-4(lines 188 196) the Hoare annotation is: false [2019-11-28 17:28:09,017 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:28:09,017 INFO L242 CegarLoopResult]: At program point L193-5(lines 188 196) the Hoare annotation is: false [2019-11-28 17:28:09,017 INFO L246 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-11-28 17:28:09,017 INFO L246 CegarLoopResult]: For program point L261-2(lines 261 265) no Hoare annotation was computed. [2019-11-28 17:28:09,018 INFO L246 CegarLoopResult]: For program point L261-3(lines 261 265) no Hoare annotation was computed. [2019-11-28 17:28:09,018 INFO L246 CegarLoopResult]: For program point L96(lines 96 113) no Hoare annotation was computed. [2019-11-28 17:28:09,018 INFO L246 CegarLoopResult]: For program point L261-5(lines 261 265) no Hoare annotation was computed. [2019-11-28 17:28:09,018 INFO L246 CegarLoopResult]: For program point L96-1(lines 96 113) no Hoare annotation was computed. [2019-11-28 17:28:09,018 INFO L246 CegarLoopResult]: For program point L261-6(lines 261 265) no Hoare annotation was computed. [2019-11-28 17:28:09,019 INFO L246 CegarLoopResult]: For program point L96-2(lines 96 113) no Hoare annotation was computed. [2019-11-28 17:28:09,019 INFO L246 CegarLoopResult]: For program point L96-3(lines 96 113) no Hoare annotation was computed. [2019-11-28 17:28:09,019 INFO L246 CegarLoopResult]: For program point L261-8(lines 261 265) no Hoare annotation was computed. [2019-11-28 17:28:09,019 INFO L246 CegarLoopResult]: For program point L96-4(lines 96 113) no Hoare annotation was computed. [2019-11-28 17:28:09,019 INFO L246 CegarLoopResult]: For program point L96-5(lines 96 113) no Hoare annotation was computed. [2019-11-28 17:28:09,019 INFO L246 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2019-11-28 17:28:09,020 INFO L242 CegarLoopResult]: At program point L328-1(lines 328 334) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3))) [2019-11-28 17:28:09,020 INFO L242 CegarLoopResult]: At program point L64(lines 60 82) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-28 17:28:09,020 INFO L242 CegarLoopResult]: At program point L64-1(lines 60 82) the Hoare annotation is: false [2019-11-28 17:28:09,020 INFO L242 CegarLoopResult]: At program point L64-2(lines 60 82) the Hoare annotation is: false [2019-11-28 17:28:09,021 INFO L246 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2019-11-28 17:28:09,021 INFO L246 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2019-11-28 17:28:09,021 INFO L246 CegarLoopResult]: For program point L923-2(line 923) no Hoare annotation was computed. [2019-11-28 17:28:09,021 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:28:09,021 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-11-28 17:28:09,021 INFO L246 CegarLoopResult]: For program point L396(lines 396 413) no Hoare annotation was computed. [2019-11-28 17:28:09,022 INFO L242 CegarLoopResult]: At program point L396-1(lines 1 1029) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse4 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (<= 2 ~waterLevel~0) .cse1 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-28 17:28:09,022 INFO L246 CegarLoopResult]: For program point L396-2(lines 396 413) no Hoare annotation was computed. [2019-11-28 17:28:09,022 INFO L242 CegarLoopResult]: At program point L396-3(lines 1 1029) the Hoare annotation is: false [2019-11-28 17:28:09,022 INFO L246 CegarLoopResult]: For program point L396-4(lines 396 413) no Hoare annotation was computed. [2019-11-28 17:28:09,022 INFO L242 CegarLoopResult]: At program point L396-5(lines 1 1029) the Hoare annotation is: false [2019-11-28 17:28:09,023 INFO L246 CegarLoopResult]: For program point L958(lines 958 962) no Hoare annotation was computed. [2019-11-28 17:28:09,023 INFO L246 CegarLoopResult]: For program point L100(lines 100 108) no Hoare annotation was computed. [2019-11-28 17:28:09,023 INFO L246 CegarLoopResult]: For program point L100-1(lines 100 108) no Hoare annotation was computed. [2019-11-28 17:28:09,023 INFO L246 CegarLoopResult]: For program point L100-2(lines 100 108) no Hoare annotation was computed. [2019-11-28 17:28:09,023 INFO L246 CegarLoopResult]: For program point L100-3(lines 100 108) no Hoare annotation was computed. [2019-11-28 17:28:09,024 INFO L246 CegarLoopResult]: For program point L100-4(lines 100 108) no Hoare annotation was computed. [2019-11-28 17:28:09,024 INFO L246 CegarLoopResult]: For program point L100-5(lines 100 108) no Hoare annotation was computed. [2019-11-28 17:28:09,024 INFO L242 CegarLoopResult]: At program point L1026(lines 1021 1029) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:28:09,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:28:09 BoogieIcfgContainer [2019-11-28 17:28:09,087 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:28:09,088 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:28:09,088 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:28:09,088 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:28:09,089 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:28:01" (3/4) ... [2019-11-28 17:28:09,093 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:28:09,148 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:28:09,150 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:28:09,153 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:28:09,155 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:28:09,157 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:28:09,159 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:28:09,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:28:09,201 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= waterLevel) && waterLevel <= 2) && 1 < tmp) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-28 17:28:09,202 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-28 17:28:09,203 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-28 17:28:09,204 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-28 17:28:09,206 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-28 17:28:09,207 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-28 17:28:09,207 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-28 17:28:09,208 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-28 17:28:09,210 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-28 17:28:09,211 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-28 17:28:09,215 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:28:09,218 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-28 17:28:09,219 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-28 17:28:09,220 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && waterLevel <= 2) && 0 == tmp___0) && !(0 == tmp)) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:28:09,349 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:28:09,350 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:28:09,351 INFO L168 Benchmark]: Toolchain (without parser) took 9670.10 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 341.3 MB). Free memory was 960.4 MB in the beginning and 954.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 346.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:28:09,352 INFO L168 Benchmark]: CDTParser took 1.17 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:28:09,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-11-28 17:28:09,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.61 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. [2019-11-28 17:28:09,353 INFO L168 Benchmark]: Boogie Preprocessor took 69.92 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:28:09,353 INFO L168 Benchmark]: RCFGBuilder took 1086.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:28:09,354 INFO L168 Benchmark]: TraceAbstraction took 7490.10 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.6 MB). Free memory was 1.0 GB in the beginning and 973.7 MB in the end (delta: 57.4 MB). Peak memory consumption was 289.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:28:09,354 INFO L168 Benchmark]: Witness Printer took 262.12 ms. Allocated memory is still 1.4 GB. Free memory was 973.7 MB in the beginning and 954.8 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:28:09,357 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 649.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.61 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. * Boogie Preprocessor took 69.92 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1086.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7490.10 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.6 MB). Free memory was 1.0 GB in the beginning and 973.7 MB in the end (delta: 57.4 MB). Peak memory consumption was 289.7 MB. Max. memory is 11.5 GB. * Witness Printer took 262.12 ms. Allocated memory is still 1.4 GB. Free memory was 973.7 MB in the beginning and 954.8 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 923]: 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: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: ((((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && waterLevel <= 2) && 0 == tmp___0) && !(0 == tmp)) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= waterLevel) && waterLevel <= 2) && 1 < tmp) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 146 locations, 3 error locations. Result: SAFE, OverallTime: 3.6s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, HoareTripleCheckerStatistics: 1318 SDtfs, 1623 SDslu, 1725 SDs, 0 SdLazy, 275 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=321occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 856 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 191 NumberOfFragments, 847 HoareAnnotationTreeSize, 63 FomulaSimplifications, 124898 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 63 FomulaSimplificationsInter, 20727 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 451 NumberOfCodeBlocks, 451 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 439 ConstructedInterpolants, 0 QuantifiedInterpolants, 36465 SizeOfPredicates, 4 NumberOfNonLiveVariables, 441 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 38/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...