./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec5_product46_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 484c358b13fd8def6bfbf41b26d96fd32414391c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:51:07,785 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:51:07,787 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:51:07,803 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:51:07,803 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:51:07,804 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:51:07,806 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:51:07,807 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:51:07,809 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:51:07,810 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:51:07,811 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:51:07,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:51:07,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:51:07,813 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:51:07,814 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:51:07,815 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:51:07,817 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:51:07,824 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:51:07,826 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:51:07,831 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:51:07,832 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:51:07,833 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:51:07,836 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:51:07,836 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:51:07,836 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:51:07,837 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:51:07,838 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:51:07,839 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:51:07,840 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:51:07,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:51:07,841 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:51:07,842 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:51:07,842 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:51:07,842 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:51:07,843 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:51:07,844 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:51:07,844 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:51:07,864 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:51:07,865 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:51:07,870 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:51:07,870 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:51:07,871 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:51:07,871 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:51:07,871 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:51:07,871 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:51:07,871 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:51:07,872 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:51:07,872 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:51:07,872 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:51:07,872 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:51:07,872 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:51:07,873 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:51:07,875 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:51:07,875 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:51:07,875 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:51:07,875 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:51:07,875 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:51:07,877 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:51:07,878 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:51:07,878 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:51:07,878 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:51:07,878 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:51:07,878 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:51:07,879 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:51:07,879 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:51:07,880 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 -> 484c358b13fd8def6bfbf41b26d96fd32414391c [2018-12-31 09:51:07,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:51:07,948 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:51:07,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:51:07,954 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:51:07,955 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:51:07,955 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-12-31 09:51:08,022 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c637b452/4627565beca34a6fa6abd2536196b1f8/FLAGcf2a5668c [2018-12-31 09:51:08,556 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:51:08,557 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-12-31 09:51:08,571 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c637b452/4627565beca34a6fa6abd2536196b1f8/FLAGcf2a5668c [2018-12-31 09:51:08,850 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c637b452/4627565beca34a6fa6abd2536196b1f8 [2018-12-31 09:51:08,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:51:08,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:51:08,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:51:08,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:51:08,860 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:51:08,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:51:08" (1/1) ... [2018-12-31 09:51:08,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12aa100f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:08, skipping insertion in model container [2018-12-31 09:51:08,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:51:08" (1/1) ... [2018-12-31 09:51:08,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:51:08,941 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:51:09,294 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:51:09,327 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:51:09,414 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:51:09,541 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:51:09,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09 WrapperNode [2018-12-31 09:51:09,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:51:09,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:51:09,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:51:09,543 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:51:09,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:51:09,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:51:09,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:51:09,647 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:51:09,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... [2018-12-31 09:51:09,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:51:09,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:51:09,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:51:09,700 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:51:09,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:51:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:51:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:51:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:51:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:51:11,664 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:51:11,664 INFO L280 CfgBuilder]: Removed 208 assue(true) statements. [2018-12-31 09:51:11,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:51:11 BoogieIcfgContainer [2018-12-31 09:51:11,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:51:11,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:51:11,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:51:11,670 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:51:11,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:51:08" (1/3) ... [2018-12-31 09:51:11,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420da715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:51:11, skipping insertion in model container [2018-12-31 09:51:11,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:51:09" (2/3) ... [2018-12-31 09:51:11,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420da715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:51:11, skipping insertion in model container [2018-12-31 09:51:11,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:51:11" (3/3) ... [2018-12-31 09:51:11,674 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-12-31 09:51:11,684 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:51:11,694 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:51:11,713 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:51:11,747 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:51:11,748 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:51:11,748 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:51:11,749 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:51:11,749 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:51:11,749 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:51:11,749 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:51:11,749 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:51:11,749 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:51:11,768 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2018-12-31 09:51:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-31 09:51:11,776 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:11,777 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:51:11,779 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:11,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:11,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1244104416, now seen corresponding path program 1 times [2018-12-31 09:51:11,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:11,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:11,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:11,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:11,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:12,057 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:12,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:51:12,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:51:12,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:51:12,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:51:12,077 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2018-12-31 09:51:12,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:12,115 INFO L93 Difference]: Finished difference Result 269 states and 400 transitions. [2018-12-31 09:51:12,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:51:12,117 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-12-31 09:51:12,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:12,131 INFO L225 Difference]: With dead ends: 269 [2018-12-31 09:51:12,131 INFO L226 Difference]: Without dead ends: 134 [2018-12-31 09:51:12,135 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:51:12,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-12-31 09:51:12,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-12-31 09:51:12,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-31 09:51:12,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 192 transitions. [2018-12-31 09:51:12,186 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 192 transitions. Word has length 19 [2018-12-31 09:51:12,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:12,187 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 192 transitions. [2018-12-31 09:51:12,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:51:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2018-12-31 09:51:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-31 09:51:12,188 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:12,189 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] [2018-12-31 09:51:12,189 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:12,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:12,190 INFO L82 PathProgramCache]: Analyzing trace with hash 1970722193, now seen corresponding path program 1 times [2018-12-31 09:51:12,190 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:12,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:12,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:12,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:12,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:12,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:12,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:12,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:51:12,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:51:12,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:51:12,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:51:12,343 INFO L87 Difference]: Start difference. First operand 134 states and 192 transitions. Second operand 3 states. [2018-12-31 09:51:12,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:12,380 INFO L93 Difference]: Finished difference Result 134 states and 192 transitions. [2018-12-31 09:51:12,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:51:12,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-12-31 09:51:12,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:12,385 INFO L225 Difference]: With dead ends: 134 [2018-12-31 09:51:12,385 INFO L226 Difference]: Without dead ends: 55 [2018-12-31 09:51:12,390 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:51:12,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-12-31 09:51:12,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-12-31 09:51:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-12-31 09:51:12,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2018-12-31 09:51:12,402 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 20 [2018-12-31 09:51:12,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:12,405 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2018-12-31 09:51:12,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:51:12,406 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2018-12-31 09:51:12,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 09:51:12,408 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:12,408 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] [2018-12-31 09:51:12,408 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:12,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:12,409 INFO L82 PathProgramCache]: Analyzing trace with hash -739575047, now seen corresponding path program 1 times [2018-12-31 09:51:12,409 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:12,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:12,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:12,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:12,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:12,621 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:12,624 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:51:12,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:51:12,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:51:12,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:51:12,626 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2018-12-31 09:51:12,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:12,689 INFO L93 Difference]: Finished difference Result 103 states and 149 transitions. [2018-12-31 09:51:12,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:51:12,690 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2018-12-31 09:51:12,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:12,691 INFO L225 Difference]: With dead ends: 103 [2018-12-31 09:51:12,691 INFO L226 Difference]: Without dead ends: 55 [2018-12-31 09:51:12,692 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:51:12,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-12-31 09:51:12,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-12-31 09:51:12,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-12-31 09:51:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 77 transitions. [2018-12-31 09:51:12,701 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 77 transitions. Word has length 26 [2018-12-31 09:51:12,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:12,701 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 77 transitions. [2018-12-31 09:51:12,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:51:12,702 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2018-12-31 09:51:12,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-31 09:51:12,703 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:12,703 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] [2018-12-31 09:51:12,703 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:12,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:12,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1972933051, now seen corresponding path program 1 times [2018-12-31 09:51:12,705 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:12,705 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:12,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:12,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:12,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:12,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:12,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:12,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:51:12,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:51:12,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:51:12,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:51:12,807 INFO L87 Difference]: Start difference. First operand 55 states and 77 transitions. Second operand 3 states. [2018-12-31 09:51:12,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:12,887 INFO L93 Difference]: Finished difference Result 127 states and 181 transitions. [2018-12-31 09:51:12,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:51:12,887 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-12-31 09:51:12,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:12,889 INFO L225 Difference]: With dead ends: 127 [2018-12-31 09:51:12,889 INFO L226 Difference]: Without dead ends: 79 [2018-12-31 09:51:12,890 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 [2018-12-31 09:51:12,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-12-31 09:51:12,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2018-12-31 09:51:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-12-31 09:51:12,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2018-12-31 09:51:12,901 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 28 [2018-12-31 09:51:12,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:12,901 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2018-12-31 09:51:12,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:51:12,901 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2018-12-31 09:51:12,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-31 09:51:12,903 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:12,903 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] [2018-12-31 09:51:12,903 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:12,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:12,904 INFO L82 PathProgramCache]: Analyzing trace with hash -2138258297, now seen corresponding path program 1 times [2018-12-31 09:51:12,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:12,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:12,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:12,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:12,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:13,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:13,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:51:13,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:51:13,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:51:13,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:51:13,093 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand 5 states. [2018-12-31 09:51:13,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:13,500 INFO L93 Difference]: Finished difference Result 260 states and 366 transitions. [2018-12-31 09:51:13,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:51:13,500 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2018-12-31 09:51:13,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:13,503 INFO L225 Difference]: With dead ends: 260 [2018-12-31 09:51:13,503 INFO L226 Difference]: Without dead ends: 190 [2018-12-31 09:51:13,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:51:13,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2018-12-31 09:51:13,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2018-12-31 09:51:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-12-31 09:51:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 104 transitions. [2018-12-31 09:51:13,523 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 104 transitions. Word has length 34 [2018-12-31 09:51:13,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:13,523 INFO L480 AbstractCegarLoop]: Abstraction has 76 states and 104 transitions. [2018-12-31 09:51:13,523 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:51:13,524 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2018-12-31 09:51:13,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-31 09:51:13,526 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:13,526 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, 1, 1] [2018-12-31 09:51:13,526 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:13,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:13,528 INFO L82 PathProgramCache]: Analyzing trace with hash 760139958, now seen corresponding path program 1 times [2018-12-31 09:51:13,528 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:13,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:13,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:13,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:13,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:13,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:13,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 09:51:13,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:51:13,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:51:13,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:51:13,671 INFO L87 Difference]: Start difference. First operand 76 states and 104 transitions. Second operand 5 states. [2018-12-31 09:51:13,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:13,952 INFO L93 Difference]: Finished difference Result 194 states and 266 transitions. [2018-12-31 09:51:13,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:51:13,954 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2018-12-31 09:51:13,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:13,955 INFO L225 Difference]: With dead ends: 194 [2018-12-31 09:51:13,955 INFO L226 Difference]: Without dead ends: 125 [2018-12-31 09:51:13,956 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:51:13,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-12-31 09:51:13,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 82. [2018-12-31 09:51:13,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-12-31 09:51:13,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 110 transitions. [2018-12-31 09:51:13,988 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 110 transitions. Word has length 37 [2018-12-31 09:51:13,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:13,989 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 110 transitions. [2018-12-31 09:51:13,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:51:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2018-12-31 09:51:13,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-31 09:51:13,996 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:13,996 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, 1, 1] [2018-12-31 09:51:13,996 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:13,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:13,997 INFO L82 PathProgramCache]: Analyzing trace with hash -250977292, now seen corresponding path program 1 times [2018-12-31 09:51:13,997 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:13,997 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:13,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:13,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:13,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:14,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:14,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:14,195 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:51:14,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 09:51:14,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 09:51:14,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 09:51:14,196 INFO L87 Difference]: Start difference. First operand 82 states and 110 transitions. Second operand 4 states. [2018-12-31 09:51:14,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:14,614 INFO L93 Difference]: Finished difference Result 189 states and 254 transitions. [2018-12-31 09:51:14,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 09:51:14,615 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2018-12-31 09:51:14,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:14,616 INFO L225 Difference]: With dead ends: 189 [2018-12-31 09:51:14,616 INFO L226 Difference]: Without dead ends: 114 [2018-12-31 09:51:14,617 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 [2018-12-31 09:51:14,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-12-31 09:51:14,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 86. [2018-12-31 09:51:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-12-31 09:51:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 114 transitions. [2018-12-31 09:51:14,649 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 114 transitions. Word has length 37 [2018-12-31 09:51:14,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:14,650 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 114 transitions. [2018-12-31 09:51:14,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 09:51:14,650 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2018-12-31 09:51:14,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-31 09:51:14,653 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:14,653 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, 1, 1] [2018-12-31 09:51:14,654 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:14,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:14,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1272045646, now seen corresponding path program 1 times [2018-12-31 09:51:14,656 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:14,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:14,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:14,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:14,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:14,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:14,765 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:14,765 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:51:14,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:51:14,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:51:14,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:51:14,766 INFO L87 Difference]: Start difference. First operand 86 states and 114 transitions. Second operand 3 states. [2018-12-31 09:51:14,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:14,958 INFO L93 Difference]: Finished difference Result 193 states and 257 transitions. [2018-12-31 09:51:14,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:51:14,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2018-12-31 09:51:14,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:14,962 INFO L225 Difference]: With dead ends: 193 [2018-12-31 09:51:14,962 INFO L226 Difference]: Without dead ends: 114 [2018-12-31 09:51:14,963 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 [2018-12-31 09:51:14,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-12-31 09:51:14,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-12-31 09:51:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-12-31 09:51:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 148 transitions. [2018-12-31 09:51:14,996 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 148 transitions. Word has length 37 [2018-12-31 09:51:14,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:14,996 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 148 transitions. [2018-12-31 09:51:14,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:51:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2018-12-31 09:51:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-31 09:51:14,997 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:15,000 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, 1, 1, 1] [2018-12-31 09:51:15,000 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:15,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:15,001 INFO L82 PathProgramCache]: Analyzing trace with hash 263752306, now seen corresponding path program 1 times [2018-12-31 09:51:15,001 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:15,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:15,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:15,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:15,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:15,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:15,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:51:15,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 09:51:15,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 09:51:15,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 09:51:15,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 09:51:15,479 INFO L87 Difference]: Start difference. First operand 114 states and 148 transitions. Second operand 6 states. [2018-12-31 09:51:16,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:16,494 INFO L93 Difference]: Finished difference Result 429 states and 571 transitions. [2018-12-31 09:51:16,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 09:51:16,496 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2018-12-31 09:51:16,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:16,499 INFO L225 Difference]: With dead ends: 429 [2018-12-31 09:51:16,499 INFO L226 Difference]: Without dead ends: 350 [2018-12-31 09:51:16,500 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2018-12-31 09:51:16,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2018-12-31 09:51:16,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 159. [2018-12-31 09:51:16,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-12-31 09:51:16,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 204 transitions. [2018-12-31 09:51:16,533 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 204 transitions. Word has length 38 [2018-12-31 09:51:16,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:16,533 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 204 transitions. [2018-12-31 09:51:16,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 09:51:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 204 transitions. [2018-12-31 09:51:16,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-31 09:51:16,536 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:51:16,536 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, 1] [2018-12-31 09:51:16,537 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:51:16,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:51:16,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1200946429, now seen corresponding path program 1 times [2018-12-31 09:51:16,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:51:16,538 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:51:16,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:16,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:16,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:51:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:16,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:16,859 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 09:51:16,859 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 [2018-12-31 09:51:16,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:51:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:51:17,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 09:51:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:51:17,589 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 09:51:17,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-31 09:51:17,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-31 09:51:17,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-31 09:51:17,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:51:17,591 INFO L87 Difference]: Start difference. First operand 159 states and 204 transitions. Second operand 9 states. [2018-12-31 09:51:18,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:51:18,327 INFO L93 Difference]: Finished difference Result 317 states and 423 transitions. [2018-12-31 09:51:18,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:51:18,327 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2018-12-31 09:51:18,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:51:18,328 INFO L225 Difference]: With dead ends: 317 [2018-12-31 09:51:18,328 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:51:18,332 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2018-12-31 09:51:18,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:51:18,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:51:18,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:51:18,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:51:18,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2018-12-31 09:51:18,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:51:18,333 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:51:18,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-31 09:51:18,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:51:18,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:51:18,341 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:51:18,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-31 09:51:18,983 WARN L181 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-31 09:51:19,168 WARN L181 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-31 09:51:19,447 WARN L181 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-12-31 09:51:19,597 WARN L181 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-31 09:51:19,883 WARN L181 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-12-31 09:51:20,058 WARN L181 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-31 09:51:21,440 WARN L181 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 50 DAG size of output: 28 [2018-12-31 09:51:21,593 WARN L181 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-12-31 09:51:21,832 WARN L181 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 22 [2018-12-31 09:51:21,979 WARN L181 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 22 [2018-12-31 09:51:22,481 WARN L181 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 23 [2018-12-31 09:51:22,614 WARN L181 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 22 [2018-12-31 09:51:22,746 WARN L181 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 25 [2018-12-31 09:51:22,780 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 601) no Hoare annotation was computed. [2018-12-31 09:51:22,780 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,780 INFO L448 ceAbstractionStarter]: For program point L895-2(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,780 INFO L448 ceAbstractionStarter]: For program point L895-3(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,780 INFO L448 ceAbstractionStarter]: For program point L895-5(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L895-6(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L895-8(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L895-9(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L895-11(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L895-12(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L895-14(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L895-15(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L895-17(lines 895 899) no Hoare annotation was computed. [2018-12-31 09:51:22,781 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-12-31 09:51:22,782 INFO L444 ceAbstractionStarter]: At program point L70-1(lines 1 979) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~systemActive~0 1))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse2 (and .cse1 (= ~pumpRunning~0 0) .cse3)))) [2018-12-31 09:51:22,782 INFO L448 ceAbstractionStarter]: For program point L70-2(lines 70 87) no Hoare annotation was computed. [2018-12-31 09:51:22,782 INFO L444 ceAbstractionStarter]: At program point L70-3(lines 1 979) the Hoare annotation is: false [2018-12-31 09:51:22,782 INFO L448 ceAbstractionStarter]: For program point L962(lines 962 966) no Hoare annotation was computed. [2018-12-31 09:51:22,782 INFO L448 ceAbstractionStarter]: For program point L70-4(lines 70 87) no Hoare annotation was computed. [2018-12-31 09:51:22,782 INFO L444 ceAbstractionStarter]: At program point L70-5(lines 1 979) the Hoare annotation is: false [2018-12-31 09:51:22,782 INFO L444 ceAbstractionStarter]: At program point L962-2(lines 962 966) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~systemActive~0 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse2 (and .cse1 (= ~pumpRunning~0 0) .cse3)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2018-12-31 09:51:22,783 INFO L444 ceAbstractionStarter]: At program point L104-2(lines 104 118) the Hoare annotation is: false [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L700(line 700) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L700-1(line 700) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L700-2(line 700) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L74-2(lines 74 84) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L74-4(lines 74 84) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 112) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 108 112) no Hoare annotation was computed. [2018-12-31 09:51:22,783 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 81) no Hoare annotation was computed. [2018-12-31 09:51:22,784 INFO L448 ceAbstractionStarter]: For program point L75-4(lines 75 81) no Hoare annotation was computed. [2018-12-31 09:51:22,784 INFO L448 ceAbstractionStarter]: For program point L934(lines 934 940) no Hoare annotation was computed. [2018-12-31 09:51:22,784 INFO L444 ceAbstractionStarter]: At program point L934-1(lines 934 940) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~systemActive~0 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse2 (and .cse1 (= ~pumpRunning~0 0) .cse3)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2018-12-31 09:51:22,784 INFO L444 ceAbstractionStarter]: At program point L901(lines 886 904) the Hoare annotation is: false [2018-12-31 09:51:22,784 INFO L444 ceAbstractionStarter]: At program point L901-1(lines 886 904) 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 (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse0 .cse1 .cse2 .cse3))) [2018-12-31 09:51:22,784 INFO L444 ceAbstractionStarter]: At program point L901-2(lines 886 904) the Hoare annotation is: false [2018-12-31 09:51:22,784 INFO L444 ceAbstractionStarter]: At program point L901-3(lines 886 904) the Hoare annotation is: false [2018-12-31 09:51:22,785 INFO L444 ceAbstractionStarter]: At program point L901-4(lines 886 904) the Hoare annotation is: false [2018-12-31 09:51:22,785 INFO L444 ceAbstractionStarter]: At program point L901-5(lines 886 904) the Hoare annotation is: false [2018-12-31 09:51:22,785 INFO L444 ceAbstractionStarter]: At program point L837(lines 830 840) the Hoare annotation is: (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 1)) [2018-12-31 09:51:22,785 INFO L444 ceAbstractionStarter]: At program point L837-1(lines 830 840) the Hoare annotation is: false [2018-12-31 09:51:22,785 INFO L444 ceAbstractionStarter]: At program point L837-2(lines 830 840) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:51:22,785 INFO L444 ceAbstractionStarter]: At program point L837-3(lines 830 840) the Hoare annotation is: false [2018-12-31 09:51:22,785 INFO L444 ceAbstractionStarter]: At program point L837-4(lines 830 840) the Hoare annotation is: false [2018-12-31 09:51:22,785 INFO L444 ceAbstractionStarter]: At program point L837-5(lines 830 840) the Hoare annotation is: false [2018-12-31 09:51:22,786 INFO L444 ceAbstractionStarter]: At program point L837-6(lines 830 840) the Hoare annotation is: false [2018-12-31 09:51:22,786 INFO L444 ceAbstractionStarter]: At program point L837-7(lines 830 840) the Hoare annotation is: false [2018-12-31 09:51:22,786 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 577) no Hoare annotation was computed. [2018-12-31 09:51:22,786 INFO L444 ceAbstractionStarter]: At program point L837-8(lines 830 840) the Hoare annotation is: false [2018-12-31 09:51:22,786 INFO L448 ceAbstractionStarter]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2018-12-31 09:51:22,786 INFO L448 ceAbstractionStarter]: For program point L573-6(lines 573 577) no Hoare annotation was computed. [2018-12-31 09:51:22,786 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2018-12-31 09:51:22,786 INFO L444 ceAbstractionStarter]: At program point L972(lines 923 973) the Hoare annotation is: false [2018-12-31 09:51:22,787 INFO L444 ceAbstractionStarter]: At program point L642(lines 637 645) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~systemActive~0 1))) (or (and (and .cse0 (= ~pumpRunning~0 0)) .cse1 .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse3 .cse0 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse3 (<= 2 ~waterLevel~0) .cse0 .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2))) [2018-12-31 09:51:22,787 INFO L444 ceAbstractionStarter]: At program point L642-1(lines 637 645) the Hoare annotation is: false [2018-12-31 09:51:22,787 INFO L444 ceAbstractionStarter]: At program point L642-2(lines 637 645) the Hoare annotation is: false [2018-12-31 09:51:22,787 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2018-12-31 09:51:22,787 INFO L444 ceAbstractionStarter]: At program point L610(lines 605 613) the Hoare annotation is: (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 1)) [2018-12-31 09:51:22,787 INFO L444 ceAbstractionStarter]: At program point L610-1(lines 605 613) the Hoare annotation is: false [2018-12-31 09:51:22,787 INFO L444 ceAbstractionStarter]: At program point L610-2(lines 605 613) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:51:22,787 INFO L444 ceAbstractionStarter]: At program point L610-3(lines 605 613) the Hoare annotation is: false [2018-12-31 09:51:22,788 INFO L444 ceAbstractionStarter]: At program point L610-4(lines 605 613) the Hoare annotation is: false [2018-12-31 09:51:22,788 INFO L444 ceAbstractionStarter]: At program point L610-5(lines 605 613) the Hoare annotation is: false [2018-12-31 09:51:22,788 INFO L444 ceAbstractionStarter]: At program point L610-6(lines 605 613) the Hoare annotation is: false [2018-12-31 09:51:22,788 INFO L444 ceAbstractionStarter]: At program point L610-7(lines 605 613) the Hoare annotation is: false [2018-12-31 09:51:22,788 INFO L444 ceAbstractionStarter]: At program point L610-8(lines 605 613) the Hoare annotation is: false [2018-12-31 09:51:22,788 INFO L444 ceAbstractionStarter]: At program point L49(lines 44 51) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:51:22,788 INFO L448 ceAbstractionStarter]: For program point L776(lines 776 793) no Hoare annotation was computed. [2018-12-31 09:51:22,788 INFO L448 ceAbstractionStarter]: For program point L776-1(lines 776 793) no Hoare annotation was computed. [2018-12-31 09:51:22,789 INFO L448 ceAbstractionStarter]: For program point L776-2(lines 776 793) no Hoare annotation was computed. [2018-12-31 09:51:22,789 INFO L448 ceAbstractionStarter]: For program point L183(lines 183 190) no Hoare annotation was computed. [2018-12-31 09:51:22,789 INFO L451 ceAbstractionStarter]: At program point L183-1(lines 183 190) the Hoare annotation is: true [2018-12-31 09:51:22,789 INFO L448 ceAbstractionStarter]: For program point L944(lines 944 950) no Hoare annotation was computed. [2018-12-31 09:51:22,789 INFO L444 ceAbstractionStarter]: At program point L944-1(lines 944 950) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~systemActive~0 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse2 (and .cse1 (= ~pumpRunning~0 0) .cse3)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2018-12-31 09:51:22,789 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2018-12-31 09:51:22,789 INFO L448 ceAbstractionStarter]: For program point L812-2(lines 812 818) no Hoare annotation was computed. [2018-12-31 09:51:22,789 INFO L448 ceAbstractionStarter]: For program point L812-4(lines 812 818) no Hoare annotation was computed. [2018-12-31 09:51:22,789 INFO L448 ceAbstractionStarter]: For program point L812-6(lines 812 818) no Hoare annotation was computed. [2018-12-31 09:51:22,790 INFO L448 ceAbstractionStarter]: For program point L812-8(lines 812 818) no Hoare annotation was computed. [2018-12-31 09:51:22,790 INFO L448 ceAbstractionStarter]: For program point L812-10(lines 812 818) no Hoare annotation was computed. [2018-12-31 09:51:22,790 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:51:22,790 INFO L444 ceAbstractionStarter]: At program point L846(lines 841 849) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~systemActive~0 1))) (or (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse3 .cse0 .cse1 .cse4 .cse2) (and .cse3 (<= 2 ~waterLevel~0) .cse0 .cse1 .cse4 .cse2))) [2018-12-31 09:51:22,790 INFO L444 ceAbstractionStarter]: At program point L846-1(lines 841 849) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~systemActive~0 1))) (or (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse0 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2018-12-31 09:51:22,790 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 788) no Hoare annotation was computed. [2018-12-31 09:51:22,790 INFO L444 ceAbstractionStarter]: At program point L846-2(lines 841 849) the Hoare annotation is: false [2018-12-31 09:51:22,790 INFO L448 ceAbstractionStarter]: For program point L780-1(lines 780 788) no Hoare annotation was computed. [2018-12-31 09:51:22,791 INFO L444 ceAbstractionStarter]: At program point L846-3(lines 841 849) the Hoare annotation is: false [2018-12-31 09:51:22,791 INFO L444 ceAbstractionStarter]: At program point L846-4(lines 841 849) the Hoare annotation is: false [2018-12-31 09:51:22,791 INFO L448 ceAbstractionStarter]: For program point L780-2(lines 780 788) no Hoare annotation was computed. [2018-12-31 09:51:22,791 INFO L444 ceAbstractionStarter]: At program point L846-5(lines 841 849) the Hoare annotation is: false [2018-12-31 09:51:22,791 INFO L444 ceAbstractionStarter]: At program point L683(lines 1 979) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:51:22,791 INFO L448 ceAbstractionStarter]: For program point L650(lines 650 656) no Hoare annotation was computed. [2018-12-31 09:51:22,791 INFO L448 ceAbstractionStarter]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2018-12-31 09:51:22,791 INFO L448 ceAbstractionStarter]: For program point L650-2(lines 650 656) no Hoare annotation was computed. [2018-12-31 09:51:22,791 INFO L448 ceAbstractionStarter]: For program point L650-3(lines 650 656) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L650-4(lines 650 656) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L650-5(lines 650 656) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L444 ceAbstractionStarter]: At program point L155(lines 151 157) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 767) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L750-1(lines 750 767) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L750-2(lines 750 767) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L750-3(lines 750 767) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L750-4(lines 750 767) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L585(lines 585 589) no Hoare annotation was computed. [2018-12-31 09:51:22,792 INFO L448 ceAbstractionStarter]: For program point L750-5(lines 750 767) no Hoare annotation was computed. [2018-12-31 09:51:22,793 INFO L444 ceAbstractionStarter]: At program point L718(lines 714 736) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~systemActive~0 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse0 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and (and .cse1 (and .cse0 (= ~pumpRunning~0 0))) .cse2))) [2018-12-31 09:51:22,793 INFO L444 ceAbstractionStarter]: At program point L718-1(lines 714 736) the Hoare annotation is: false [2018-12-31 09:51:22,793 INFO L444 ceAbstractionStarter]: At program point L718-2(lines 714 736) the Hoare annotation is: false [2018-12-31 09:51:22,793 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:51:22,793 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2018-12-31 09:51:22,793 INFO L444 ceAbstractionStarter]: At program point L59(lines 718 724) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~systemActive~0 1))) (or (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse0 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2018-12-31 09:51:22,793 INFO L444 ceAbstractionStarter]: At program point L59-1(lines 718 724) the Hoare annotation is: false [2018-12-31 09:51:22,793 INFO L444 ceAbstractionStarter]: At program point L59-2(lines 718 724) the Hoare annotation is: false [2018-12-31 09:51:22,793 INFO L451 ceAbstractionStarter]: At program point L192(lines 173 195) the Hoare annotation is: true [2018-12-31 09:51:22,794 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 762) no Hoare annotation was computed. [2018-12-31 09:51:22,794 INFO L448 ceAbstractionStarter]: For program point L754-1(lines 754 762) no Hoare annotation was computed. [2018-12-31 09:51:22,794 INFO L448 ceAbstractionStarter]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2018-12-31 09:51:22,794 INFO L444 ceAbstractionStarter]: At program point L655(lines 646 659) the Hoare annotation is: false [2018-12-31 09:51:22,794 INFO L448 ceAbstractionStarter]: For program point L754-3(lines 754 762) no Hoare annotation was computed. [2018-12-31 09:51:22,794 INFO L444 ceAbstractionStarter]: At program point L655-1(lines 646 659) 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 (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse2 .cse3))) [2018-12-31 09:51:22,794 INFO L448 ceAbstractionStarter]: For program point L754-4(lines 754 762) no Hoare annotation was computed. [2018-12-31 09:51:22,794 INFO L444 ceAbstractionStarter]: At program point L655-2(lines 646 659) the Hoare annotation is: false [2018-12-31 09:51:22,794 INFO L448 ceAbstractionStarter]: For program point L754-5(lines 754 762) no Hoare annotation was computed. [2018-12-31 09:51:22,795 INFO L444 ceAbstractionStarter]: At program point L655-3(lines 646 659) the Hoare annotation is: false [2018-12-31 09:51:22,795 INFO L444 ceAbstractionStarter]: At program point L655-4(lines 646 659) the Hoare annotation is: false [2018-12-31 09:51:22,795 INFO L444 ceAbstractionStarter]: At program point L655-5(lines 646 659) the Hoare annotation is: false [2018-12-31 09:51:22,795 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:51:22,795 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 967) no Hoare annotation was computed. [2018-12-31 09:51:22,795 INFO L444 ceAbstractionStarter]: At program point L691(lines 686 694) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:51:22,795 INFO L444 ceAbstractionStarter]: At program point L725(lines 725 731) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~systemActive~0 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (and .cse2 (and .cse1 (= ~pumpRunning~0 0))) .cse3) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2018-12-31 09:51:22,795 INFO L444 ceAbstractionStarter]: At program point L725-1(lines 725 731) the Hoare annotation is: false [2018-12-31 09:51:22,796 INFO L444 ceAbstractionStarter]: At program point L725-2(lines 725 731) the Hoare annotation is: false [2018-12-31 09:51:22,796 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:51:22,796 INFO L448 ceAbstractionStarter]: For program point L925(lines 924 971) no Hoare annotation was computed. [2018-12-31 09:51:22,796 INFO L448 ceAbstractionStarter]: For program point L926(lines 926 930) no Hoare annotation was computed. [2018-12-31 09:51:22,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:51:22 BoogieIcfgContainer [2018-12-31 09:51:22,830 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:51:22,830 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:51:22,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:51:22,830 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:51:22,831 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:51:11" (3/4) ... [2018-12-31 09:51:22,835 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:51:22,868 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:51:22,869 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:51:22,874 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 09:51:22,875 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:51:22,876 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:51:22,880 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:51:22,920 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && 1 < tmp) && tmp <= 2) && \result <= 2) && 2 <= \result) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:51:22,920 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1) [2018-12-31 09:51:22,921 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1) [2018-12-31 09:51:22,921 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1) [2018-12-31 09:51:22,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1)) || (((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) [2018-12-31 09:51:22,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) [2018-12-31 09:51:22,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || ((waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:51:22,923 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || ((waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1) [2018-12-31 09:51:22,926 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 2) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1)) || ((((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && systemActive == 1) [2018-12-31 09:51:22,927 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1 [2018-12-31 09:51:22,927 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1 [2018-12-31 09:51:22,929 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || ((((splverifierCounter == 0 && waterLevel <= 2) && 1 == \result) && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:51:22,929 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) [2018-12-31 09:51:22,930 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || (((((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) [2018-12-31 09:51:23,047 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:51:23,047 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:51:23,048 INFO L168 Benchmark]: Toolchain (without parser) took 14193.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 220.2 MB). Free memory was 952.7 MB in the beginning and 876.8 MB in the end (delta: 75.9 MB). Peak memory consumption was 296.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:51:23,049 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:51:23,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. [2018-12-31 09:51:23,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:51:23,051 INFO L168 Benchmark]: Boogie Preprocessor took 53.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:51:23,052 INFO L168 Benchmark]: RCFGBuilder took 1965.41 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: 66.0 MB). Peak memory consumption was 66.0 MB. Max. memory is 11.5 GB. [2018-12-31 09:51:23,052 INFO L168 Benchmark]: TraceAbstraction took 11163.42 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.1 GB in the beginning and 892.2 MB in the end (delta: 169.1 MB). Peak memory consumption was 240.4 MB. Max. memory is 11.5 GB. [2018-12-31 09:51:23,053 INFO L168 Benchmark]: Witness Printer took 217.23 ms. Allocated memory is still 1.2 GB. Free memory was 892.2 MB in the beginning and 876.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-12-31 09:51:23,055 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 685.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1965.41 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: 66.0 MB). Peak memory consumption was 66.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11163.42 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.1 GB in the beginning and 892.2 MB in the end (delta: 169.1 MB). Peak memory consumption was 240.4 MB. Max. memory is 11.5 GB. * Witness Printer took 217.23 ms. Allocated memory is still 1.2 GB. Free memory was 892.2 MB in the beginning and 876.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 700]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 700]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 700]: 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: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1 - InvariantResult [Line: 923]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || ((((splverifierCounter == 0 && waterLevel <= 2) && 1 == \result) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && 1 < tmp) && tmp <= 2) && \result <= 2) && 2 <= \result) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1)) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: ((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1) - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1) - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || (((((0 == \result && 0 == tmp___0) && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1)) || (((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || ((waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1) - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((((0 == \result && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 0) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || ((waterLevel <= 2 && splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: ((((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1) || (waterLevel <= 2 && (splverifierCounter == 0 && pumpRunning == 0) && systemActive == 1)) || ((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && systemActive == 1) - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 2) && systemActive == 1) || (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) && systemActive == 1)) || ((((((1 <= pumpRunning && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && systemActive == 1) - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 3 error locations. SAFE Result, 11.0s OverallTime, 10 OverallIterations, 2 TraceHistogramMax, 3.3s AutomataDifference, 0.0s DeadEndRemovalTime, 4.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1088 SDtfs, 1228 SDslu, 1260 SDs, 0 SdLazy, 227 SolverSat, 54 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 378 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 62 PreInvPairs, 145 NumberOfFragments, 702 HoareAnnotationTreeSize, 62 FomulaSimplifications, 26877 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 62 FomulaSimplificationsInter, 3809 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 394 NumberOfCodeBlocks, 394 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 383 ConstructedInterpolants, 0 QuantifiedInterpolants, 31937 SizeOfPredicates, 4 NumberOfNonLiveVariables, 435 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 22/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...