./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product52_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec5_product52_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9fc6dbbcfa33ba532c22e3e2a2682304ea7cf29d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 14:55:46,720 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:55:46,722 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:55:46,734 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:55:46,734 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:55:46,735 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:55:46,736 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:55:46,739 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:55:46,741 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:55:46,742 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:55:46,743 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:55:46,744 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:55:46,745 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:55:46,746 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:55:46,747 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:55:46,748 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:55:46,749 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:55:46,752 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:55:46,754 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:55:46,756 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:55:46,757 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:55:46,759 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:55:46,762 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:55:46,763 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:55:46,763 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:55:46,764 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:55:46,765 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:55:46,766 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:55:46,768 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:55:46,769 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:55:46,769 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:55:46,770 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:55:46,771 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:55:46,771 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:55:46,772 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:55:46,775 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:55:46,775 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:55:46,805 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:55:46,805 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:55:46,806 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:55:46,807 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:55:46,808 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:55:46,808 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:55:46,808 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:55:46,809 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:55:46,809 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:55:46,809 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:55:46,809 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:55:46,809 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:55:46,809 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:55:46,810 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:55:46,810 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:55:46,810 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:55:46,811 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:55:46,811 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:55:46,811 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:55:46,811 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:55:46,811 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:55:46,811 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:55:46,812 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:55:46,812 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:55:46,812 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:55:46,812 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:55:46,812 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:55:46,813 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:55:46,814 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fc6dbbcfa33ba532c22e3e2a2682304ea7cf29d [2019-01-12 14:55:46,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:55:46,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:55:46,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:55:46,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:55:46,890 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:55:46,891 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product52_true-unreach-call_false-termination.cil.c [2019-01-12 14:55:46,954 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d627b9392/8fb63ec083f94b43ad8e7b7559119913/FLAG3647e4e55 [2019-01-12 14:55:47,452 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:55:47,454 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product52_true-unreach-call_false-termination.cil.c [2019-01-12 14:55:47,471 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d627b9392/8fb63ec083f94b43ad8e7b7559119913/FLAG3647e4e55 [2019-01-12 14:55:47,741 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d627b9392/8fb63ec083f94b43ad8e7b7559119913 [2019-01-12 14:55:47,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:55:47,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:55:47,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:55:47,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:55:47,751 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:55:47,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:55:47" (1/1) ... [2019-01-12 14:55:47,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@199daf6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:47, skipping insertion in model container [2019-01-12 14:55:47,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:55:47" (1/1) ... [2019-01-12 14:55:47,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:55:47,825 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:55:48,206 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:55:48,225 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:55:48,343 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:55:48,457 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:55:48,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48 WrapperNode [2019-01-12 14:55:48,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:55:48,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:55:48,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:55:48,459 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:55:48,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:55:48,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:55:48,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:55:48,544 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:55:48,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... [2019-01-12 14:55:48,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:55:48,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:55:48,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:55:48,605 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:55:48,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:55:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:55:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:55:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:55:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:55:50,504 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:55:50,504 INFO L286 CfgBuilder]: Removed 176 assue(true) statements. [2019-01-12 14:55:50,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:55:50 BoogieIcfgContainer [2019-01-12 14:55:50,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:55:50,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:55:50,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:55:50,510 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:55:50,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:55:47" (1/3) ... [2019-01-12 14:55:50,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20fd9af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:55:50, skipping insertion in model container [2019-01-12 14:55:50,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:55:48" (2/3) ... [2019-01-12 14:55:50,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20fd9af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:55:50, skipping insertion in model container [2019-01-12 14:55:50,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:55:50" (3/3) ... [2019-01-12 14:55:50,513 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product52_true-unreach-call_false-termination.cil.c [2019-01-12 14:55:50,523 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:55:50,532 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:55:50,548 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:55:50,576 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:55:50,576 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:55:50,577 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:55:50,577 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:55:50,578 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:55:50,578 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:55:50,578 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:55:50,579 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:55:50,579 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:55:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-01-12 14:55:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-12 14:55:50,605 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:50,606 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:50,609 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:50,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:50,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1472110058, now seen corresponding path program 1 times [2019-01-12 14:55:50,617 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:50,618 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:50,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:50,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:50,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:50,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:50,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:55:50,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:55:50,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:55:50,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:55:50,897 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2019-01-12 14:55:50,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:50,932 INFO L93 Difference]: Finished difference Result 249 states and 376 transitions. [2019-01-12 14:55:50,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:55:50,933 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-01-12 14:55:50,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:50,954 INFO L225 Difference]: With dead ends: 249 [2019-01-12 14:55:50,954 INFO L226 Difference]: Without dead ends: 124 [2019-01-12 14:55:50,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:55:50,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-01-12 14:55:51,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-01-12 14:55:51,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-01-12 14:55:51,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2019-01-12 14:55:51,013 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 19 [2019-01-12 14:55:51,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:51,014 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2019-01-12 14:55:51,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:55:51,014 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2019-01-12 14:55:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-12 14:55:51,018 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:51,018 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:51,019 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:51,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:51,019 INFO L82 PathProgramCache]: Analyzing trace with hash -1016837685, now seen corresponding path program 1 times [2019-01-12 14:55:51,019 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:51,019 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:51,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:51,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:51,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:51,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:51,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:55:51,256 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:55:51,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:55:51,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:51,257 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand 3 states. [2019-01-12 14:55:51,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:51,291 INFO L93 Difference]: Finished difference Result 124 states and 180 transitions. [2019-01-12 14:55:51,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:55:51,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-01-12 14:55:51,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:51,296 INFO L225 Difference]: With dead ends: 124 [2019-01-12 14:55:51,297 INFO L226 Difference]: Without dead ends: 53 [2019-01-12 14:55:51,298 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:51,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-12 14:55:51,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-01-12 14:55:51,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-01-12 14:55:51,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-01-12 14:55:51,313 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 20 [2019-01-12 14:55:51,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:51,313 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-01-12 14:55:51,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:55:51,315 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-01-12 14:55:51,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-01-12 14:55:51,316 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:51,316 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:51,316 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:51,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:51,317 INFO L82 PathProgramCache]: Analyzing trace with hash 632373730, now seen corresponding path program 1 times [2019-01-12 14:55:51,317 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:51,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:51,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:51,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:51,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:51,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:51,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:55:51,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:55:51,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:55:51,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:51,455 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-01-12 14:55:51,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:51,542 INFO L93 Difference]: Finished difference Result 145 states and 214 transitions. [2019-01-12 14:55:51,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:55:51,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-01-12 14:55:51,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:51,544 INFO L225 Difference]: With dead ends: 145 [2019-01-12 14:55:51,545 INFO L226 Difference]: Without dead ends: 99 [2019-01-12 14:55:51,545 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:51,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-01-12 14:55:51,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2019-01-12 14:55:51,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-01-12 14:55:51,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 140 transitions. [2019-01-12 14:55:51,558 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 140 transitions. Word has length 26 [2019-01-12 14:55:51,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:51,559 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 140 transitions. [2019-01-12 14:55:51,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:55:51,559 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 140 transitions. [2019-01-12 14:55:51,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-01-12 14:55:51,560 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:51,561 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:51,561 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:51,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:51,561 INFO L82 PathProgramCache]: Analyzing trace with hash 505882496, now seen corresponding path program 1 times [2019-01-12 14:55:51,562 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:51,562 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:51,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:51,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:51,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:51,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:51,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:55:51,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:55:51,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:55:51,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:51,668 INFO L87 Difference]: Start difference. First operand 95 states and 140 transitions. Second operand 3 states. [2019-01-12 14:55:51,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:51,852 INFO L93 Difference]: Finished difference Result 230 states and 343 transitions. [2019-01-12 14:55:51,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:55:51,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-01-12 14:55:51,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:51,854 INFO L225 Difference]: With dead ends: 230 [2019-01-12 14:55:51,854 INFO L226 Difference]: Without dead ends: 142 [2019-01-12 14:55:51,855 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:51,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-12 14:55:51,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2019-01-12 14:55:51,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-12 14:55:51,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 202 transitions. [2019-01-12 14:55:51,890 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 202 transitions. Word has length 28 [2019-01-12 14:55:51,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:51,890 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 202 transitions. [2019-01-12 14:55:51,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:55:51,890 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 202 transitions. [2019-01-12 14:55:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-12 14:55:51,892 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:51,892 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:51,892 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:51,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:51,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1201567211, now seen corresponding path program 1 times [2019-01-12 14:55:51,896 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:51,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:51,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:51,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:52,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:52,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:55:52,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:55:52,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:55:52,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:55:52,055 INFO L87 Difference]: Start difference. First operand 140 states and 202 transitions. Second operand 5 states. [2019-01-12 14:55:52,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:52,639 INFO L93 Difference]: Finished difference Result 487 states and 703 transitions. [2019-01-12 14:55:52,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:55:52,640 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-01-12 14:55:52,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:52,645 INFO L225 Difference]: With dead ends: 487 [2019-01-12 14:55:52,645 INFO L226 Difference]: Without dead ends: 354 [2019-01-12 14:55:52,646 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:55:52,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2019-01-12 14:55:52,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 138. [2019-01-12 14:55:52,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-12 14:55:52,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 196 transitions. [2019-01-12 14:55:52,669 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 196 transitions. Word has length 29 [2019-01-12 14:55:52,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:52,670 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 196 transitions. [2019-01-12 14:55:52,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:55:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 196 transitions. [2019-01-12 14:55:52,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:55:52,672 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:52,672 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:52,673 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:52,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:52,673 INFO L82 PathProgramCache]: Analyzing trace with hash 113415631, now seen corresponding path program 1 times [2019-01-12 14:55:52,673 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:52,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:52,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:52,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:52,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:52,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:52,947 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:52,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:55:52,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:55:52,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:55:52,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:55:52,950 INFO L87 Difference]: Start difference. First operand 138 states and 196 transitions. Second operand 5 states. [2019-01-12 14:55:53,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:53,667 INFO L93 Difference]: Finished difference Result 371 states and 521 transitions. [2019-01-12 14:55:53,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:55:53,669 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-01-12 14:55:53,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:53,671 INFO L225 Difference]: With dead ends: 371 [2019-01-12 14:55:53,672 INFO L226 Difference]: Without dead ends: 240 [2019-01-12 14:55:53,672 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:55:53,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2019-01-12 14:55:53,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 150. [2019-01-12 14:55:53,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-12 14:55:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 208 transitions. [2019-01-12 14:55:53,694 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 208 transitions. Word has length 34 [2019-01-12 14:55:53,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:53,698 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 208 transitions. [2019-01-12 14:55:53,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:55:53,698 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2019-01-12 14:55:53,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:55:53,702 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:53,703 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:53,703 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:53,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:53,703 INFO L82 PathProgramCache]: Analyzing trace with hash 814480209, now seen corresponding path program 1 times [2019-01-12 14:55:53,704 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:53,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:53,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:53,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:53,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:53,876 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:53,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:55:53,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 14:55:53,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 14:55:53,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-12 14:55:53,882 INFO L87 Difference]: Start difference. First operand 150 states and 208 transitions. Second operand 4 states. [2019-01-12 14:55:54,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:54,226 INFO L93 Difference]: Finished difference Result 359 states and 494 transitions. [2019-01-12 14:55:54,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-12 14:55:54,230 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-01-12 14:55:54,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:54,232 INFO L225 Difference]: With dead ends: 359 [2019-01-12 14:55:54,232 INFO L226 Difference]: Without dead ends: 216 [2019-01-12 14:55:54,235 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:55:54,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2019-01-12 14:55:54,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 158. [2019-01-12 14:55:54,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-01-12 14:55:54,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 216 transitions. [2019-01-12 14:55:54,262 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 216 transitions. Word has length 34 [2019-01-12 14:55:54,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:54,264 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 216 transitions. [2019-01-12 14:55:54,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 14:55:54,264 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 216 transitions. [2019-01-12 14:55:54,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-12 14:55:54,265 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:54,265 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:54,266 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:54,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:54,267 INFO L82 PathProgramCache]: Analyzing trace with hash 227674195, now seen corresponding path program 1 times [2019-01-12 14:55:54,267 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:54,268 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:54,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:54,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:54,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:54,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:54,375 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:54,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:55:54,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:55:54,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:55:54,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:54,377 INFO L87 Difference]: Start difference. First operand 158 states and 216 transitions. Second operand 3 states. [2019-01-12 14:55:54,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:54,590 INFO L93 Difference]: Finished difference Result 367 states and 500 transitions. [2019-01-12 14:55:54,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:55:54,591 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-01-12 14:55:54,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:54,593 INFO L225 Difference]: With dead ends: 367 [2019-01-12 14:55:54,593 INFO L226 Difference]: Without dead ends: 216 [2019-01-12 14:55:54,594 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:54,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2019-01-12 14:55:54,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2019-01-12 14:55:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-01-12 14:55:54,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 287 transitions. [2019-01-12 14:55:54,625 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 287 transitions. Word has length 34 [2019-01-12 14:55:54,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:54,625 INFO L480 AbstractCegarLoop]: Abstraction has 216 states and 287 transitions. [2019-01-12 14:55:54,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:55:54,625 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2019-01-12 14:55:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-01-12 14:55:54,628 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:54,628 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:54,628 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:54,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:54,629 INFO L82 PathProgramCache]: Analyzing trace with hash -1168271981, now seen corresponding path program 1 times [2019-01-12 14:55:54,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:54,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:54,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:54,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:54,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:54,930 WARN L181 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 6 [2019-01-12 14:55:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:54,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:54,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 14:55:54,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:55:54,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:55:54,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:55:54,936 INFO L87 Difference]: Start difference. First operand 216 states and 287 transitions. Second operand 6 states. [2019-01-12 14:55:55,346 WARN L181 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-01-12 14:55:55,561 WARN L181 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-01-12 14:55:56,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:56,464 INFO L93 Difference]: Finished difference Result 837 states and 1133 transitions. [2019-01-12 14:55:56,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 14:55:56,465 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-01-12 14:55:56,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:56,469 INFO L225 Difference]: With dead ends: 837 [2019-01-12 14:55:56,469 INFO L226 Difference]: Without dead ends: 686 [2019-01-12 14:55:56,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-01-12 14:55:56,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2019-01-12 14:55:56,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 309. [2019-01-12 14:55:56,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-01-12 14:55:56,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 404 transitions. [2019-01-12 14:55:56,540 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 404 transitions. Word has length 35 [2019-01-12 14:55:56,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:56,541 INFO L480 AbstractCegarLoop]: Abstraction has 309 states and 404 transitions. [2019-01-12 14:55:56,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:55:56,541 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 404 transitions. [2019-01-12 14:55:56,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-01-12 14:55:56,542 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:56,542 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:55:56,542 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:56,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:56,543 INFO L82 PathProgramCache]: Analyzing trace with hash -1550712527, now seen corresponding path program 1 times [2019-01-12 14:55:56,543 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:56,543 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:56,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:56,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:56,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:56,606 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-12 14:55:56,606 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:55:56,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:55:56,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:55:56,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:55:56,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:56,607 INFO L87 Difference]: Start difference. First operand 309 states and 404 transitions. Second operand 3 states. [2019-01-12 14:55:56,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:56,711 INFO L93 Difference]: Finished difference Result 529 states and 691 transitions. [2019-01-12 14:55:56,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:55:56,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2019-01-12 14:55:56,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:56,713 INFO L225 Difference]: With dead ends: 529 [2019-01-12 14:55:56,713 INFO L226 Difference]: Without dead ends: 227 [2019-01-12 14:55:56,714 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:55:56,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2019-01-12 14:55:56,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 221. [2019-01-12 14:55:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-01-12 14:55:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 285 transitions. [2019-01-12 14:55:56,743 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 285 transitions. Word has length 55 [2019-01-12 14:55:56,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:56,743 INFO L480 AbstractCegarLoop]: Abstraction has 221 states and 285 transitions. [2019-01-12 14:55:56,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:55:56,744 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 285 transitions. [2019-01-12 14:55:56,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-01-12 14:55:56,745 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:55:56,745 INFO L402 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] [2019-01-12 14:55:56,745 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:55:56,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:55:56,745 INFO L82 PathProgramCache]: Analyzing trace with hash 1462781310, now seen corresponding path program 1 times [2019-01-12 14:55:56,746 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:55:56,746 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:55:56,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:56,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:56,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:55:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:57,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:57,011 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-12 14:55:57,011 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-12 14:55:57,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:55:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:55:57,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 14:55:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:55:57,265 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-12 14:55:57,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-01-12 14:55:57,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-12 14:55:57,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-12 14:55:57,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:55:57,266 INFO L87 Difference]: Start difference. First operand 221 states and 285 transitions. Second operand 8 states. [2019-01-12 14:55:57,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:55:57,868 INFO L93 Difference]: Finished difference Result 437 states and 577 transitions. [2019-01-12 14:55:57,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 14:55:57,870 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2019-01-12 14:55:57,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:55:57,871 INFO L225 Difference]: With dead ends: 437 [2019-01-12 14:55:57,871 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:55:57,874 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2019-01-12 14:55:57,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:55:57,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:55:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:55:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:55:57,875 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-01-12 14:55:57,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:55:57,875 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:55:57,875 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-12 14:55:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:55:57,875 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:55:57,883 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:55:57,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:57,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,077 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 71 [2019-01-12 14:55:58,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:58,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:55:59,844 WARN L181 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 31 DAG size of output: 17 [2019-01-12 14:56:00,962 WARN L181 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2019-01-12 14:56:01,647 WARN L181 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 26 [2019-01-12 14:56:01,791 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 20 [2019-01-12 14:56:02,143 WARN L181 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 29 [2019-01-12 14:56:02,342 WARN L181 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 28 [2019-01-12 14:56:02,533 WARN L181 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 10 [2019-01-12 14:56:02,687 WARN L181 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 26 [2019-01-12 14:56:02,915 WARN L181 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 32 [2019-01-12 14:56:03,211 WARN L181 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 25 [2019-01-12 14:56:03,456 WARN L181 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 26 [2019-01-12 14:56:03,658 WARN L181 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 26 [2019-01-12 14:56:03,850 WARN L181 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 24 [2019-01-12 14:56:03,858 INFO L448 ceAbstractionStarter]: For program point L795(lines 795 812) no Hoare annotation was computed. [2019-01-12 14:56:03,858 INFO L448 ceAbstractionStarter]: For program point L795-1(lines 795 812) no Hoare annotation was computed. [2019-01-12 14:56:03,858 INFO L448 ceAbstractionStarter]: For program point L795-2(lines 795 812) no Hoare annotation was computed. [2019-01-12 14:56:03,858 INFO L448 ceAbstractionStarter]: For program point L795-3(lines 795 812) no Hoare annotation was computed. [2019-01-12 14:56:03,859 INFO L448 ceAbstractionStarter]: For program point L795-4(lines 795 812) no Hoare annotation was computed. [2019-01-12 14:56:03,859 INFO L448 ceAbstractionStarter]: For program point L795-5(lines 795 812) no Hoare annotation was computed. [2019-01-12 14:56:03,859 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-01-12 14:56:03,859 INFO L451 ceAbstractionStarter]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2019-01-12 14:56:03,859 INFO L444 ceAbstractionStarter]: At program point L763(lines 759 781) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (= ~switchedOnBeforeTS~0 1) (= 1 ~pumpRunning~0) (= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse0 .cse1 .cse2)) (and .cse1 (and .cse0 .cse3 .cse2)) (and (= ~systemActive~0 0) (and .cse0 .cse3) .cse1))) [2019-01-12 14:56:03,859 INFO L448 ceAbstractionStarter]: For program point L730(lines 730 736) no Hoare annotation was computed. [2019-01-12 14:56:03,859 INFO L444 ceAbstractionStarter]: At program point L763-1(lines 759 781) the Hoare annotation is: false [2019-01-12 14:56:03,860 INFO L444 ceAbstractionStarter]: At program point L730-1(lines 1 1009) the Hoare annotation is: (let ((.cse2 (= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= ~systemActive~0 1))) (or (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) (and .cse0 .cse4) .cse1) (and .cse1 (and .cse0 .cse4 .cse3)))) [2019-01-12 14:56:03,860 INFO L444 ceAbstractionStarter]: At program point L763-2(lines 759 781) the Hoare annotation is: false [2019-01-12 14:56:03,860 INFO L444 ceAbstractionStarter]: At program point L929(lines 914 932) the Hoare annotation is: false [2019-01-12 14:56:03,860 INFO L444 ceAbstractionStarter]: At program point L929-1(lines 914 932) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ~systemActive~0 1))) (or (and .cse0 (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2) .cse1 .cse2 .cse3)) (and (<= 2 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2019-01-12 14:56:03,860 INFO L444 ceAbstractionStarter]: At program point L929-2(lines 914 932) the Hoare annotation is: false [2019-01-12 14:56:03,860 INFO L444 ceAbstractionStarter]: At program point L929-3(lines 914 932) the Hoare annotation is: false [2019-01-12 14:56:03,860 INFO L444 ceAbstractionStarter]: At program point L929-4(lines 914 932) the Hoare annotation is: false [2019-01-12 14:56:03,860 INFO L444 ceAbstractionStarter]: At program point L929-5(lines 914 932) the Hoare annotation is: false [2019-01-12 14:56:03,861 INFO L444 ceAbstractionStarter]: At program point L665(lines 656 669) the Hoare annotation is: false [2019-01-12 14:56:03,861 INFO L444 ceAbstractionStarter]: At program point L665-1(lines 656 669) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ~systemActive~0 1))) (or (and .cse0 .cse1 (= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse2 .cse3) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3))) [2019-01-12 14:56:03,861 INFO L444 ceAbstractionStarter]: At program point L665-2(lines 656 669) the Hoare annotation is: false [2019-01-12 14:56:03,861 INFO L444 ceAbstractionStarter]: At program point L665-3(lines 656 669) the Hoare annotation is: false [2019-01-12 14:56:03,861 INFO L444 ceAbstractionStarter]: At program point L665-4(lines 656 669) the Hoare annotation is: false [2019-01-12 14:56:03,861 INFO L444 ceAbstractionStarter]: At program point L665-5(lines 656 669) the Hoare annotation is: false [2019-01-12 14:56:03,861 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-01-12 14:56:03,861 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 807) no Hoare annotation was computed. [2019-01-12 14:56:03,862 INFO L448 ceAbstractionStarter]: For program point L799-1(lines 799 807) no Hoare annotation was computed. [2019-01-12 14:56:03,862 INFO L448 ceAbstractionStarter]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2019-01-12 14:56:03,862 INFO L448 ceAbstractionStarter]: For program point L799-3(lines 799 807) no Hoare annotation was computed. [2019-01-12 14:56:03,862 INFO L448 ceAbstractionStarter]: For program point L799-4(lines 799 807) no Hoare annotation was computed. [2019-01-12 14:56:03,862 INFO L448 ceAbstractionStarter]: For program point L799-5(lines 799 807) no Hoare annotation was computed. [2019-01-12 14:56:03,862 INFO L444 ceAbstractionStarter]: At program point L469(lines 465 471) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:56:03,862 INFO L444 ceAbstractionStarter]: At program point L998(lines 1 1009) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:56:03,862 INFO L448 ceAbstractionStarter]: For program point L702(lines 702 708) no Hoare annotation was computed. [2019-01-12 14:56:03,863 INFO L444 ceAbstractionStarter]: At program point L702-1(lines 702 708) the Hoare annotation is: (let ((.cse2 (= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= ~systemActive~0 1))) (or (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) (and .cse1 (and .cse0 .cse4))) (and .cse1 (and .cse0 .cse4 .cse3)))) [2019-01-12 14:56:03,863 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-01-12 14:56:03,863 INFO L444 ceAbstractionStarter]: At program point L770(lines 770 776) the Hoare annotation is: (let ((.cse2 (= 1 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse1 (and .cse0 .cse4 .cse3)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) (and (and .cse0 .cse4) .cse1)))) [2019-01-12 14:56:03,863 INFO L444 ceAbstractionStarter]: At program point L770-1(lines 770 776) the Hoare annotation is: false [2019-01-12 14:56:03,863 INFO L444 ceAbstractionStarter]: At program point L770-2(lines 770 776) the Hoare annotation is: false [2019-01-12 14:56:03,863 INFO L444 ceAbstractionStarter]: At program point L539(lines 763 769) the Hoare annotation is: (let ((.cse0 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse3 (= ~systemActive~0 1))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and (= ~systemActive~0 0) (and (and .cse0 .cse1 .cse2) .cse4)) (and (= ~switchedOnBeforeTS~0 1) (= 1 ~pumpRunning~0) (= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse1 .cse4 .cse3)))) [2019-01-12 14:56:03,864 INFO L444 ceAbstractionStarter]: At program point L539-1(lines 763 769) the Hoare annotation is: false [2019-01-12 14:56:03,864 INFO L444 ceAbstractionStarter]: At program point L539-2(lines 763 769) the Hoare annotation is: false [2019-01-12 14:56:03,864 INFO L451 ceAbstractionStarter]: At program point L507(lines 488 510) the Hoare annotation is: true [2019-01-12 14:56:03,864 INFO L448 ceAbstractionStarter]: For program point L607(lines 607 611) no Hoare annotation was computed. [2019-01-12 14:56:03,864 INFO L444 ceAbstractionStarter]: At program point L675(lines 670 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~switchedOnBeforeTS~0 1) (<= ~waterLevel~0 2) (= 1 ~pumpRunning~0) (= 1 |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 1)) [2019-01-12 14:56:03,864 INFO L444 ceAbstractionStarter]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2019-01-12 14:56:03,864 INFO L444 ceAbstractionStarter]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2019-01-12 14:56:03,864 INFO L444 ceAbstractionStarter]: At program point L1006(lines 1001 1009) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:56:03,865 INFO L444 ceAbstractionStarter]: At program point L874(lines 869 877) the Hoare annotation is: (let ((.cse0 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~pumpRunning~0)) (.cse5 (= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (= ~systemActive~0 1))) (or (and (= ~systemActive~0 0) (and (and .cse0 .cse1 .cse2) .cse3)) (and .cse4 .cse5 (and (<= 2 ~waterLevel~0) .cse1 .cse3 .cse6)) (and (and .cse0 .cse1 .cse2 .cse6) .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse4 .cse5 (and .cse1 .cse3 .cse6)))) [2019-01-12 14:56:03,865 INFO L444 ceAbstractionStarter]: At program point L874-1(lines 869 877) the Hoare annotation is: (let ((.cse3 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1))) (or (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 (= 1 ~pumpRunning~0) (= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse3 (= ~systemActive~0 0) .cse0 .cse1 .cse4) (and .cse3 .cse0 .cse1 .cse4 .cse2))) [2019-01-12 14:56:03,865 INFO L444 ceAbstractionStarter]: At program point L874-2(lines 869 877) the Hoare annotation is: false [2019-01-12 14:56:03,865 INFO L444 ceAbstractionStarter]: At program point L874-3(lines 869 877) the Hoare annotation is: false [2019-01-12 14:56:03,865 INFO L444 ceAbstractionStarter]: At program point L742(lines 691 743) the Hoare annotation is: false [2019-01-12 14:56:03,865 INFO L444 ceAbstractionStarter]: At program point L874-4(lines 869 877) the Hoare annotation is: false [2019-01-12 14:56:03,865 INFO L444 ceAbstractionStarter]: At program point L874-5(lines 869 877) the Hoare annotation is: false [2019-01-12 14:56:03,865 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 946) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point L942-2(lines 942 946) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point L942-3(lines 942 946) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point L942-5(lines 942 946) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point L942-6(lines 942 946) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point L942-8(lines 942 946) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L444 ceAbstractionStarter]: At program point L712-1(lines 712 718) the Hoare annotation is: (let ((.cse2 (= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= ~systemActive~0 1))) (or (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) (and .cse1 (and .cse0 .cse4))) (and .cse1 (and .cse0 .cse4 .cse3)))) [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point L516(line 516) no Hoare annotation was computed. [2019-01-12 14:56:03,866 INFO L448 ceAbstractionStarter]: For program point L516-1(line 516) no Hoare annotation was computed. [2019-01-12 14:56:03,867 INFO L448 ceAbstractionStarter]: For program point L516-2(line 516) no Hoare annotation was computed. [2019-01-12 14:56:03,867 INFO L448 ceAbstractionStarter]: For program point L583(lines 583 587) no Hoare annotation was computed. [2019-01-12 14:56:03,867 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 567) no Hoare annotation was computed. [2019-01-12 14:56:03,867 INFO L444 ceAbstractionStarter]: At program point L550-1(lines 1 1009) the Hoare annotation is: (let ((.cse3 (= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~systemActive~0 1))) (or (and (= ~systemActive~0 0) (and .cse0 (and .cse1 .cse2))) (and (<= 2 ~waterLevel~0) .cse1 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4) .cse0 .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse4) (and .cse1 (= ~switchedOnBeforeTS~0 1) .cse0 .cse3 (= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4) (and .cse0 (and .cse1 .cse2 .cse4)))) [2019-01-12 14:56:03,867 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2019-01-12 14:56:03,867 INFO L448 ceAbstractionStarter]: For program point L550-2(lines 550 567) no Hoare annotation was computed. [2019-01-12 14:56:03,867 INFO L444 ceAbstractionStarter]: At program point L550-3(lines 1 1009) the Hoare annotation is: false [2019-01-12 14:56:03,867 INFO L448 ceAbstractionStarter]: For program point L550-4(lines 550 567) no Hoare annotation was computed. [2019-01-12 14:56:03,867 INFO L448 ceAbstractionStarter]: For program point L583-6(lines 583 587) no Hoare annotation was computed. [2019-01-12 14:56:03,867 INFO L444 ceAbstractionStarter]: At program point L550-5(lines 1 1009) the Hoare annotation is: false [2019-01-12 14:56:03,868 INFO L444 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: false [2019-01-12 14:56:03,868 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-01-12 14:56:03,868 INFO L444 ceAbstractionStarter]: At program point L948(lines 933 951) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~switchedOnBeforeTS~0 1) (<= ~waterLevel~0 2) (= 1 ~pumpRunning~0) (= 1 |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 1)) [2019-01-12 14:56:03,868 INFO L444 ceAbstractionStarter]: At program point L948-1(lines 933 951) the Hoare annotation is: false [2019-01-12 14:56:03,868 INFO L444 ceAbstractionStarter]: At program point L948-2(lines 933 951) the Hoare annotation is: false [2019-01-12 14:56:03,868 INFO L444 ceAbstractionStarter]: At program point L652(lines 647 655) the Hoare annotation is: (let ((.cse2 (= 1 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 1)) (.cse1 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3) (and .cse1 (and .cse0 .cse4 .cse3)) (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (= ~systemActive~0 0) .cse1 (and .cse0 .cse4)))) [2019-01-12 14:56:03,868 INFO L444 ceAbstractionStarter]: At program point L652-1(lines 647 655) the Hoare annotation is: false [2019-01-12 14:56:03,868 INFO L444 ceAbstractionStarter]: At program point L652-2(lines 647 655) the Hoare annotation is: false [2019-01-12 14:56:03,868 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 564) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point L554-2(lines 554 564) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point L554-4(lines 554 564) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point L422-1(lines 422 426) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 561) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point L555-2(lines 555 561) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point L555-4(lines 555 561) no Hoare annotation was computed. [2019-01-12 14:56:03,869 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-01-12 14:56:03,870 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:56:03,870 INFO L448 ceAbstractionStarter]: For program point L821(lines 821 838) no Hoare annotation was computed. [2019-01-12 14:56:03,870 INFO L448 ceAbstractionStarter]: For program point L821-1(lines 821 838) no Hoare annotation was computed. [2019-01-12 14:56:03,870 INFO L448 ceAbstractionStarter]: For program point L821-2(lines 821 838) no Hoare annotation was computed. [2019-01-12 14:56:03,870 INFO L448 ceAbstractionStarter]: For program point L722(lines 722 737) no Hoare annotation was computed. [2019-01-12 14:56:03,870 INFO L448 ceAbstractionStarter]: For program point L956(lines 956 962) no Hoare annotation was computed. [2019-01-12 14:56:03,870 INFO L444 ceAbstractionStarter]: At program point L956-1(lines 956 962) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0)) [2019-01-12 14:56:03,870 INFO L448 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,870 INFO L448 ceAbstractionStarter]: For program point L923-2(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-3(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-5(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-6(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-8(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-9(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-11(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-12(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-14(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-15(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L923-17(lines 923 927) no Hoare annotation was computed. [2019-01-12 14:56:03,871 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 833) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L825-1(lines 825 833) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L825-2(lines 825 833) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L693(lines 692 741) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L660(lines 660 666) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L660-2(lines 660 666) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L660-3(lines 660 666) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L660-4(lines 660 666) no Hoare annotation was computed. [2019-01-12 14:56:03,872 INFO L448 ceAbstractionStarter]: For program point L660-5(lines 660 666) no Hoare annotation was computed. [2019-01-12 14:56:03,873 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-01-12 14:56:03,873 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 599) no Hoare annotation was computed. [2019-01-12 14:56:03,873 INFO L444 ceAbstractionStarter]: At program point L529(lines 524 531) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:56:03,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:56:03 BoogieIcfgContainer [2019-01-12 14:56:03,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:56:03,907 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:56:03,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:56:03,908 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:56:03,908 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:55:50" (3/4) ... [2019-01-12 14:56:03,912 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:56:03,932 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:56:03,934 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-01-12 14:56:03,935 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 14:56:03,936 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:56:03,937 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:56:03,938 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:56:03,971 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((systemActive == 0 && waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0) || ((((((((2 <= waterLevel && splverifierCounter == 0) && 1 < tmp) && waterLevel <= 2) && 1 == pumpRunning) && \result <= 2) && tmp <= 2) && 2 <= \result) && systemActive == 1)) || (((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:56:03,971 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && systemActive == 1)) || (systemActive == 0 && waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:56:03,972 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && systemActive == 1)) || (systemActive == 0 && waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:56:03,972 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && systemActive == 1)) || ((systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 2)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:56:03,973 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((systemActive == 0 && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) || ((1 == pumpRunning && 1 == \result) && ((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1)) || ((((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && waterLevel <= 2)) || (((switchedOnBeforeTS == 1 && 1 == pumpRunning) && 1 == \result) && (splverifierCounter == 0 && waterLevel <= 2) && systemActive == 1) [2019-01-12 14:56:03,973 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && waterLevel <= 2) || (systemActive == 0 && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2)) || (((switchedOnBeforeTS == 1 && 1 == pumpRunning) && 1 == \result) && (splverifierCounter == 0 && waterLevel <= 2) && systemActive == 1) [2019-01-12 14:56:03,973 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && 1 == pumpRunning) && 1 == \result) && (splverifierCounter == 0 && waterLevel <= 2) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 2) [2019-01-12 14:56:03,974 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && systemActive == 1)) || (systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 2) [2019-01-12 14:56:03,975 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && \result <= 2) && 2 <= \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1)) || ((systemActive == 0 && waterLevel <= 2) && splverifierCounter == 0 && pumpRunning == 0) [2019-01-12 14:56:03,975 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1 [2019-01-12 14:56:03,976 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && waterLevel <= 2) && 1 == \result) && pumpRunning == 0) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:56:03,976 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || ((((0 == \result && systemActive == 0) && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0)) || ((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:56:03,977 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1 [2019-01-12 14:56:03,977 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (waterLevel <= 2 && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) [2019-01-12 14:56:04,105 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:56:04,105 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:56:04,106 INFO L168 Benchmark]: Toolchain (without parser) took 16360.98 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 295.2 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -75.1 MB). Peak memory consumption was 220.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:56:04,107 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:56:04,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -191.7 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. [2019-01-12 14:56:04,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.26 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:56:04,108 INFO L168 Benchmark]: Boogie Preprocessor took 60.56 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. [2019-01-12 14:56:04,109 INFO L168 Benchmark]: RCFGBuilder took 1901.36 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: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:56:04,109 INFO L168 Benchmark]: TraceAbstraction took 13400.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 145.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.6 MB). Peak memory consumption was 322.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:56:04,109 INFO L168 Benchmark]: Witness Printer took 197.78 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-01-12 14:56:04,112 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 711.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -191.7 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.26 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.56 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1901.36 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: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13400.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 145.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.6 MB). Peak memory consumption was 322.1 MB. Max. memory is 11.5 GB. * Witness Printer took 197.78 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: 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: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && waterLevel <= 2) && 1 == \result) && pumpRunning == 0) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || ((((0 == \result && systemActive == 0) && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0)) || ((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && systemActive == 1)) || (systemActive == 0 && waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: (waterLevel <= 2 && (((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (((systemActive == 0 && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) || ((1 == pumpRunning && 1 == \result) && ((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1)) || ((((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && waterLevel <= 2)) || (((switchedOnBeforeTS == 1 && 1 == pumpRunning) && 1 == \result) && (splverifierCounter == 0 && waterLevel <= 2) && systemActive == 1) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: ((((((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && \result <= 2) && 2 <= \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || (((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1)) || ((systemActive == 0 && waterLevel <= 2) && splverifierCounter == 0 && pumpRunning == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: (((((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && systemActive == 1) && waterLevel <= 2) || (systemActive == 0 && ((0 == \result && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2)) || (((switchedOnBeforeTS == 1 && 1 == pumpRunning) && 1 == \result) && (splverifierCounter == 0 && waterLevel <= 2) && systemActive == 1) - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && waterLevel <= 2) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((systemActive == 0 && waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0) || ((((((((2 <= waterLevel && splverifierCounter == 0) && 1 < tmp) && waterLevel <= 2) && 1 == pumpRunning) && \result <= 2) && tmp <= 2) && 2 <= \result) && systemActive == 1)) || (((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && systemActive == 1)) || ((systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 2)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && systemActive == 1)) || (systemActive == 0 && (splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 2) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && switchedOnBeforeTS == 1) && waterLevel <= 2) && 1 == pumpRunning) && 1 == \result) && systemActive == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && 1 == pumpRunning) && systemActive == 1)) || (systemActive == 0 && waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && 1 == pumpRunning) && 1 == \result) && (splverifierCounter == 0 && waterLevel <= 2) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((systemActive == 0 && splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 2) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 128 locations, 3 error locations. SAFE Result, 13.3s OverallTime, 11 OverallIterations, 2 TraceHistogramMax, 4.5s AutomataDifference, 0.0s DeadEndRemovalTime, 5.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1199 SDtfs, 1190 SDslu, 1491 SDs, 0 SdLazy, 264 SolverSat, 65 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 80 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=309occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 753 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 174 NumberOfFragments, 832 HoareAnnotationTreeSize, 51 FomulaSimplifications, 63367 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 51 FomulaSimplificationsInter, 15552 FormulaSimplificationTreeSizeReductionInter, 5.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 430 NumberOfCodeBlocks, 430 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 418 ConstructedInterpolants, 0 QuantifiedInterpolants, 30612 SizeOfPredicates, 4 NumberOfNonLiveVariables, 424 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 42/48 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...