./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product30_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec4_product30_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 bd2e3a23ca3a9dd9f2f02315ad4615e39e48f52f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 14:54:20,565 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:54:20,567 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:54:20,582 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:54:20,583 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:54:20,584 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:54:20,588 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:54:20,598 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:54:20,600 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:54:20,600 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:54:20,601 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:54:20,602 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:54:20,602 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:54:20,604 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:54:20,605 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:54:20,606 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:54:20,607 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:54:20,610 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:54:20,612 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:54:20,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:54:20,615 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:54:20,616 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:54:20,619 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:54:20,619 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:54:20,619 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:54:20,620 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:54:20,621 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:54:20,622 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:54:20,623 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:54:20,624 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:54:20,624 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:54:20,626 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:54:20,626 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:54:20,626 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:54:20,627 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:54:20,628 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:54:20,628 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:54:20,643 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:54:20,643 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:54:20,645 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:54:20,645 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:54:20,645 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:54:20,645 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:54:20,645 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:54:20,645 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:54:20,646 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:54:20,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:54:20,647 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:54:20,647 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:54:20,647 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:54:20,647 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:54:20,647 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:54:20,648 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:54:20,648 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:54:20,648 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:54:20,648 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:54:20,648 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:54:20,649 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:54:20,650 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:54:20,650 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:54:20,651 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:54:20,651 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:54:20,651 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:54:20,651 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:54:20,651 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:54:20,651 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 -> bd2e3a23ca3a9dd9f2f02315ad4615e39e48f52f [2019-01-12 14:54:20,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:54:20,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:54:20,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:54:20,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:54:20,711 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:54:20,713 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product30_true-unreach-call_false-termination.cil.c [2019-01-12 14:54:20,772 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e4ff76e2/6f3e65b9e2944909b511e0eb6ef92d94/FLAGcdda9780b [2019-01-12 14:54:21,310 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:54:21,311 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product30_true-unreach-call_false-termination.cil.c [2019-01-12 14:54:21,327 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e4ff76e2/6f3e65b9e2944909b511e0eb6ef92d94/FLAGcdda9780b [2019-01-12 14:54:21,551 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e4ff76e2/6f3e65b9e2944909b511e0eb6ef92d94 [2019-01-12 14:54:21,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:54:21,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:54:21,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:54:21,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:54:21,561 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:54:21,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:54:21" (1/1) ... [2019-01-12 14:54:21,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700d6f83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:21, skipping insertion in model container [2019-01-12 14:54:21,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:54:21" (1/1) ... [2019-01-12 14:54:21,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:54:21,619 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:54:22,005 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:54:22,039 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:54:22,182 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:54:22,324 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:54:22,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22 WrapperNode [2019-01-12 14:54:22,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:54:22,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:54:22,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:54:22,327 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:54:22,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:54:22,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:54:22,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:54:22,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:54:22,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... [2019-01-12 14:54:22,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:54:22,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:54:22,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:54:22,461 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:54:22,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:54:22,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:54:22,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:54:22,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:54:22,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:54:23,807 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:54:23,807 INFO L286 CfgBuilder]: Removed 158 assue(true) statements. [2019-01-12 14:54:23,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:54:23 BoogieIcfgContainer [2019-01-12 14:54:23,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:54:23,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:54:23,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:54:23,813 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:54:23,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:54:21" (1/3) ... [2019-01-12 14:54:23,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4e31ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:54:23, skipping insertion in model container [2019-01-12 14:54:23,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:54:22" (2/3) ... [2019-01-12 14:54:23,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4e31ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:54:23, skipping insertion in model container [2019-01-12 14:54:23,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:54:23" (3/3) ... [2019-01-12 14:54:23,817 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product30_true-unreach-call_false-termination.cil.c [2019-01-12 14:54:23,826 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:54:23,833 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:54:23,849 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:54:23,878 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:54:23,879 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:54:23,879 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:54:23,879 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:54:23,879 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:54:23,880 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:54:23,880 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:54:23,880 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:54:23,880 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:54:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-01-12 14:54:23,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 14:54:23,902 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:23,903 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:54:23,905 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:23,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:23,910 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2019-01-12 14:54:23,912 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:23,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:23,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:23,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:23,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:24,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:24,164 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:24,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:54:24,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:54:24,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:54:24,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:54:24,192 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-01-12 14:54:24,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:24,225 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-01-12 14:54:24,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:54:24,227 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-01-12 14:54:24,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:24,241 INFO L225 Difference]: With dead ends: 204 [2019-01-12 14:54:24,242 INFO L226 Difference]: Without dead ends: 101 [2019-01-12 14:54:24,246 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:54:24,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-01-12 14:54:24,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-01-12 14:54:24,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-01-12 14:54:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-01-12 14:54:24,299 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-01-12 14:54:24,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:24,299 INFO L480 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-01-12 14:54:24,299 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:54:24,300 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-01-12 14:54:24,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 14:54:24,301 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:24,301 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:54:24,301 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:24,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:24,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2019-01-12 14:54:24,303 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:24,303 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:24,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:24,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:24,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:24,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:24,515 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:24,515 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:54:24,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:54:24,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:54:24,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:24,517 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-01-12 14:54:24,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:24,535 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-01-12 14:54:24,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:54:24,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-01-12 14:54:24,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:24,537 INFO L225 Difference]: With dead ends: 101 [2019-01-12 14:54:24,537 INFO L226 Difference]: Without dead ends: 43 [2019-01-12 14:54:24,539 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:24,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-01-12 14:54:24,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-01-12 14:54:24,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-01-12 14:54:24,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-01-12 14:54:24,547 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-01-12 14:54:24,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:24,547 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-01-12 14:54:24,547 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:54:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-01-12 14:54:24,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-12 14:54:24,549 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:24,550 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:54:24,550 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:24,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:24,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2019-01-12 14:54:24,551 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:24,551 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:24,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:24,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:24,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:24,697 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:24,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:54:24,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:54:24,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:54:24,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:54:24,699 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 5 states. [2019-01-12 14:54:24,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:24,807 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-01-12 14:54:24,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:54:24,812 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-01-12 14:54:24,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:24,813 INFO L225 Difference]: With dead ends: 80 [2019-01-12 14:54:24,814 INFO L226 Difference]: Without dead ends: 43 [2019-01-12 14:54:24,814 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:54:24,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-01-12 14:54:24,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-01-12 14:54:24,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-01-12 14:54:24,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-01-12 14:54:24,826 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-01-12 14:54:24,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:24,826 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-01-12 14:54:24,827 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:54:24,827 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-01-12 14:54:24,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:54:24,831 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:24,831 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] [2019-01-12 14:54:24,832 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:24,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:24,832 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2019-01-12 14:54:24,832 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:24,833 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:24,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:24,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:24,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:25,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:25,117 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:25,117 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-12 14:54:25,118 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-12 14:54:25,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-12 14:54:25,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:54:25,119 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 8 states. [2019-01-12 14:54:26,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:26,001 INFO L93 Difference]: Finished difference Result 286 states and 428 transitions. [2019-01-12 14:54:26,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-12 14:54:26,004 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2019-01-12 14:54:26,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:26,010 INFO L225 Difference]: With dead ends: 286 [2019-01-12 14:54:26,010 INFO L226 Difference]: Without dead ends: 249 [2019-01-12 14:54:26,011 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2019-01-12 14:54:26,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2019-01-12 14:54:26,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 108. [2019-01-12 14:54:26,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-01-12 14:54:26,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 154 transitions. [2019-01-12 14:54:26,048 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 154 transitions. Word has length 24 [2019-01-12 14:54:26,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:26,048 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 154 transitions. [2019-01-12 14:54:26,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-12 14:54:26,051 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 154 transitions. [2019-01-12 14:54:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-01-12 14:54:26,056 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:26,057 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] [2019-01-12 14:54:26,057 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:26,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:26,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1913417034, now seen corresponding path program 1 times [2019-01-12 14:54:26,057 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:26,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:26,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:26,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:26,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:26,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:54:26,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:26,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:54:26,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:54:26,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:54:26,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:26,123 INFO L87 Difference]: Start difference. First operand 108 states and 154 transitions. Second operand 3 states. [2019-01-12 14:54:26,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:26,185 INFO L93 Difference]: Finished difference Result 165 states and 237 transitions. [2019-01-12 14:54:26,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:54:26,186 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-01-12 14:54:26,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:26,187 INFO L225 Difference]: With dead ends: 165 [2019-01-12 14:54:26,188 INFO L226 Difference]: Without dead ends: 63 [2019-01-12 14:54:26,188 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:54:26,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-01-12 14:54:26,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-01-12 14:54:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-01-12 14:54:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 80 transitions. [2019-01-12 14:54:26,200 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 80 transitions. Word has length 25 [2019-01-12 14:54:26,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:26,200 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 80 transitions. [2019-01-12 14:54:26,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:54:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2019-01-12 14:54:26,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-01-12 14:54:26,202 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:54:26,203 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:54:26,203 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:54:26,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:54:26,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1809526981, now seen corresponding path program 1 times [2019-01-12 14:54:26,203 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:54:26,205 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:54:26,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:26,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:54:26,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:54:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:54:26,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-01-12 14:54:26,489 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:54:26,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:54:26,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:54:26,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:54:26,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:54:26,492 INFO L87 Difference]: Start difference. First operand 63 states and 80 transitions. Second operand 5 states. [2019-01-12 14:54:26,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:54:26,888 INFO L93 Difference]: Finished difference Result 125 states and 164 transitions. [2019-01-12 14:54:26,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:54:26,889 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 41 [2019-01-12 14:54:26,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:54:26,889 INFO L225 Difference]: With dead ends: 125 [2019-01-12 14:54:26,890 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:54:26,891 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:54:26,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:54:26,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:54:26,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:54:26,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:54:26,892 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2019-01-12 14:54:26,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:54:26,892 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:54:26,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:54:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:54:26,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:54:26,898 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:54:26,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:26,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:26,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:26,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:26,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:27,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2019-01-12 14:54:27,200 WARN L181 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-01-12 14:54:27,329 WARN L181 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-01-12 14:54:27,603 INFO L444 ceAbstractionStarter]: At program point L927(lines 1 947) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,603 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 251) no Hoare annotation was computed. [2019-01-12 14:54:27,604 INFO L448 ceAbstractionStarter]: For program point L234-1(lines 234 251) no Hoare annotation was computed. [2019-01-12 14:54:27,604 INFO L448 ceAbstractionStarter]: For program point L234-2(lines 234 251) no Hoare annotation was computed. [2019-01-12 14:54:27,604 INFO L444 ceAbstractionStarter]: At program point L865(lines 861 867) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~9 ~waterLevel~0)) [2019-01-12 14:54:27,604 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 409) no Hoare annotation was computed. [2019-01-12 14:54:27,604 INFO L444 ceAbstractionStarter]: At program point L403-1(lines 403 409) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,605 INFO L444 ceAbstractionStarter]: At program point L304(lines 299 307) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,605 INFO L444 ceAbstractionStarter]: At program point L304-1(lines 299 307) the Hoare annotation is: false [2019-01-12 14:54:27,605 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-01-12 14:54:27,605 INFO L444 ceAbstractionStarter]: At program point L304-2(lines 299 307) the Hoare annotation is: false [2019-01-12 14:54:27,605 INFO L448 ceAbstractionStarter]: For program point L238-1(lines 238 246) no Hoare annotation was computed. [2019-01-12 14:54:27,605 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-01-12 14:54:27,605 INFO L451 ceAbstractionStarter]: At program point L900(lines 881 903) the Hoare annotation is: true [2019-01-12 14:54:27,606 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 225) no Hoare annotation was computed. [2019-01-12 14:54:27,608 INFO L448 ceAbstractionStarter]: For program point L208-1(lines 208 225) no Hoare annotation was computed. [2019-01-12 14:54:27,609 INFO L448 ceAbstractionStarter]: For program point L208-2(lines 208 225) no Hoare annotation was computed. [2019-01-12 14:54:27,609 INFO L448 ceAbstractionStarter]: For program point L208-3(lines 208 225) no Hoare annotation was computed. [2019-01-12 14:54:27,609 INFO L448 ceAbstractionStarter]: For program point L208-4(lines 208 225) no Hoare annotation was computed. [2019-01-12 14:54:27,610 INFO L448 ceAbstractionStarter]: For program point L208-5(lines 208 225) no Hoare annotation was computed. [2019-01-12 14:54:27,610 INFO L444 ceAbstractionStarter]: At program point L935(lines 930 938) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,610 INFO L444 ceAbstractionStarter]: At program point L176(lines 175 194) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,611 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 176 182) no Hoare annotation was computed. [2019-01-12 14:54:27,611 INFO L444 ceAbstractionStarter]: At program point L176-2(lines 175 194) the Hoare annotation is: false [2019-01-12 14:54:27,612 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2019-01-12 14:54:27,612 INFO L444 ceAbstractionStarter]: At program point L176-3(lines 175 194) the Hoare annotation is: false [2019-01-12 14:54:27,612 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 220) no Hoare annotation was computed. [2019-01-12 14:54:27,612 INFO L448 ceAbstractionStarter]: For program point L212-1(lines 212 220) no Hoare annotation was computed. [2019-01-12 14:54:27,612 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 159) no Hoare annotation was computed. [2019-01-12 14:54:27,612 INFO L448 ceAbstractionStarter]: For program point L212-2(lines 212 220) no Hoare annotation was computed. [2019-01-12 14:54:27,612 INFO L444 ceAbstractionStarter]: At program point L146-1(lines 1 947) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,613 INFO L448 ceAbstractionStarter]: For program point L212-3(lines 212 220) no Hoare annotation was computed. [2019-01-12 14:54:27,613 INFO L448 ceAbstractionStarter]: For program point L146-2(lines 146 159) no Hoare annotation was computed. [2019-01-12 14:54:27,613 INFO L448 ceAbstractionStarter]: For program point L212-4(lines 212 220) no Hoare annotation was computed. [2019-01-12 14:54:27,613 INFO L444 ceAbstractionStarter]: At program point L146-3(lines 1 947) the Hoare annotation is: false [2019-01-12 14:54:27,613 INFO L448 ceAbstractionStarter]: For program point L212-5(lines 212 220) no Hoare annotation was computed. [2019-01-12 14:54:27,613 INFO L448 ceAbstractionStarter]: For program point L146-4(lines 146 159) no Hoare annotation was computed. [2019-01-12 14:54:27,613 INFO L444 ceAbstractionStarter]: At program point L146-5(lines 1 947) the Hoare annotation is: false [2019-01-12 14:54:27,613 INFO L448 ceAbstractionStarter]: For program point L413(lines 413 426) no Hoare annotation was computed. [2019-01-12 14:54:27,617 INFO L444 ceAbstractionStarter]: At program point L183(lines 183 189) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,617 INFO L448 ceAbstractionStarter]: For program point L150(lines 150 156) no Hoare annotation was computed. [2019-01-12 14:54:27,617 INFO L444 ceAbstractionStarter]: At program point L183-1(lines 183 189) the Hoare annotation is: false [2019-01-12 14:54:27,617 INFO L444 ceAbstractionStarter]: At program point L183-2(lines 183 189) the Hoare annotation is: false [2019-01-12 14:54:27,617 INFO L448 ceAbstractionStarter]: For program point L150-2(lines 150 156) no Hoare annotation was computed. [2019-01-12 14:54:27,617 INFO L448 ceAbstractionStarter]: For program point L150-4(lines 150 156) no Hoare annotation was computed. [2019-01-12 14:54:27,618 INFO L448 ceAbstractionStarter]: For program point L944(line 944) no Hoare annotation was computed. [2019-01-12 14:54:27,618 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 944) no Hoare annotation was computed. [2019-01-12 14:54:27,618 INFO L448 ceAbstractionStarter]: For program point L944-1(line 944) no Hoare annotation was computed. [2019-01-12 14:54:27,618 INFO L448 ceAbstractionStarter]: For program point L944-2(line 944) no Hoare annotation was computed. [2019-01-12 14:54:27,618 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:54:27,618 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2019-01-12 14:54:27,619 INFO L448 ceAbstractionStarter]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2019-01-12 14:54:27,621 INFO L448 ceAbstractionStarter]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2019-01-12 14:54:27,621 INFO L448 ceAbstractionStarter]: For program point L384(lines 383 430) no Hoare annotation was computed. [2019-01-12 14:54:27,621 INFO L448 ceAbstractionStarter]: For program point L385(lines 385 389) no Hoare annotation was computed. [2019-01-12 14:54:27,621 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,621 INFO L448 ceAbstractionStarter]: For program point L353-2(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,622 INFO L448 ceAbstractionStarter]: For program point L353-3(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,622 INFO L448 ceAbstractionStarter]: For program point L353-5(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,622 INFO L448 ceAbstractionStarter]: For program point L353-6(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,622 INFO L444 ceAbstractionStarter]: At program point L122(lines 117 125) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,622 INFO L448 ceAbstractionStarter]: For program point L353-8(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,622 INFO L444 ceAbstractionStarter]: At program point L122-1(lines 117 125) the Hoare annotation is: false [2019-01-12 14:54:27,622 INFO L448 ceAbstractionStarter]: For program point L353-9(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,623 INFO L444 ceAbstractionStarter]: At program point L122-2(lines 117 125) the Hoare annotation is: false [2019-01-12 14:54:27,623 INFO L448 ceAbstractionStarter]: For program point L353-11(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,623 INFO L448 ceAbstractionStarter]: For program point L353-12(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,623 INFO L448 ceAbstractionStarter]: For program point L353-14(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,623 INFO L448 ceAbstractionStarter]: For program point L353-15(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,623 INFO L448 ceAbstractionStarter]: For program point L353-17(lines 353 357) no Hoare annotation was computed. [2019-01-12 14:54:27,623 INFO L444 ceAbstractionStarter]: At program point L90(lines 85 93) the Hoare annotation is: false [2019-01-12 14:54:27,624 INFO L444 ceAbstractionStarter]: At program point L90-1(lines 85 93) the Hoare annotation is: false [2019-01-12 14:54:27,624 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 85 93) the Hoare annotation is: false [2019-01-12 14:54:27,624 INFO L444 ceAbstractionStarter]: At program point L817-2(lines 817 831) the Hoare annotation is: false [2019-01-12 14:54:27,624 INFO L448 ceAbstractionStarter]: For program point L421(lines 421 425) no Hoare annotation was computed. [2019-01-12 14:54:27,624 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 944) no Hoare annotation was computed. [2019-01-12 14:54:27,624 INFO L444 ceAbstractionStarter]: At program point L421-2(lines 176 182) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,625 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:54:27,625 INFO L448 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-01-12 14:54:27,625 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:54:27,625 INFO L448 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2019-01-12 14:54:27,625 INFO L448 ceAbstractionStarter]: For program point L821-1(lines 176 182) no Hoare annotation was computed. [2019-01-12 14:54:27,625 INFO L444 ceAbstractionStarter]: At program point L359(lines 344 362) the Hoare annotation is: false [2019-01-12 14:54:27,625 INFO L444 ceAbstractionStarter]: At program point L359-1(lines 344 362) the Hoare annotation is: false [2019-01-12 14:54:27,626 INFO L444 ceAbstractionStarter]: At program point L359-2(lines 344 362) the Hoare annotation is: false [2019-01-12 14:54:27,626 INFO L444 ceAbstractionStarter]: At program point L359-3(lines 344 362) the Hoare annotation is: false [2019-01-12 14:54:27,626 INFO L444 ceAbstractionStarter]: At program point L359-4(lines 344 362) the Hoare annotation is: false [2019-01-12 14:54:27,626 INFO L444 ceAbstractionStarter]: At program point L359-5(lines 344 362) the Hoare annotation is: false [2019-01-12 14:54:27,626 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 399) no Hoare annotation was computed. [2019-01-12 14:54:27,626 INFO L444 ceAbstractionStarter]: At program point L393-1(lines 393 399) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-01-12 14:54:27,627 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 944) no Hoare annotation was computed. [2019-01-12 14:54:27,627 INFO L444 ceAbstractionStarter]: At program point L295(lines 288 298) the Hoare annotation is: false [2019-01-12 14:54:27,627 INFO L444 ceAbstractionStarter]: At program point L295-1(lines 288 298) the Hoare annotation is: false [2019-01-12 14:54:27,627 INFO L444 ceAbstractionStarter]: At program point L295-2(lines 288 298) the Hoare annotation is: false [2019-01-12 14:54:27,627 INFO L444 ceAbstractionStarter]: At program point L131(lines 126 134) the Hoare annotation is: false [2019-01-12 14:54:27,627 INFO L444 ceAbstractionStarter]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2019-01-12 14:54:27,627 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-01-12 14:54:27,628 INFO L444 ceAbstractionStarter]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2019-01-12 14:54:27,628 INFO L444 ceAbstractionStarter]: At program point L131-3(lines 126 134) the Hoare annotation is: false [2019-01-12 14:54:27,628 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:54:27,628 INFO L444 ceAbstractionStarter]: At program point L131-4(lines 126 134) the Hoare annotation is: false [2019-01-12 14:54:27,628 INFO L444 ceAbstractionStarter]: At program point L131-5(lines 126 134) the Hoare annotation is: false [2019-01-12 14:54:27,628 INFO L448 ceAbstractionStarter]: For program point L891(lines 891 898) no Hoare annotation was computed. [2019-01-12 14:54:27,628 INFO L451 ceAbstractionStarter]: At program point L891-1(lines 891 898) the Hoare annotation is: true [2019-01-12 14:54:27,629 INFO L444 ceAbstractionStarter]: At program point L431(lines 382 432) the Hoare annotation is: false [2019-01-12 14:54:27,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:54:27 BoogieIcfgContainer [2019-01-12 14:54:27,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:54:27,648 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:54:27,648 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:54:27,648 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:54:27,648 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:54:23" (3/4) ... [2019-01-12 14:54:27,652 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:54:27,671 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:54:27,673 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-01-12 14:54:27,673 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-12 14:54:27,675 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:54:27,676 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:54:27,677 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:54:27,710 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == waterLevel && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,710 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == waterLevel && tmp == 1) && pumpRunning == 0) && !(0 == systemActive)) && tmp == waterLevel [2019-01-12 14:54:27,711 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,711 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,713 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,715 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,718 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == \result) && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2019-01-12 14:54:27,806 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:54:27,806 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:54:27,808 INFO L168 Benchmark]: Toolchain (without parser) took 6252.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 947.3 MB in the beginning and 877.8 MB in the end (delta: 69.5 MB). Peak memory consumption was 215.3 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:27,808 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:54:27,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 768.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -192.0 MB). Peak memory consumption was 43.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:27,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.86 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. [2019-01-12 14:54:27,809 INFO L168 Benchmark]: Boogie Preprocessor took 49.51 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. [2019-01-12 14:54:27,811 INFO L168 Benchmark]: RCFGBuilder took 1348.57 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: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:27,811 INFO L168 Benchmark]: TraceAbstraction took 3837.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.3 MB in the end (delta: 176.2 MB). Peak memory consumption was 176.2 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:27,812 INFO L168 Benchmark]: Witness Printer took 158.70 ms. Allocated memory is still 1.2 GB. Free memory was 891.3 MB in the beginning and 877.8 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:54:27,816 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 768.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -192.0 MB). Peak memory consumption was 43.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.86 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 49.51 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 1348.57 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: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3837.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.3 MB in the end (delta: 176.2 MB). Peak memory consumption was 176.2 MB. Max. memory is 11.5 GB. * Witness Printer took 158.70 ms. Allocated memory is still 1.2 GB. Free memory was 891.3 MB in the beginning and 877.8 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 944]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 944]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 944]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 861]: Loop Invariant Derived loop invariant: (((\result == waterLevel && tmp == 1) && pumpRunning == 0) && !(0 == systemActive)) && tmp == waterLevel - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((\result == waterLevel && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: (((\result == 1 && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == \result) && splverifierCounter == 0) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. SAFE Result, 3.7s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 434 SDtfs, 829 SDslu, 581 SDs, 0 SdLazy, 131 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=4, 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: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 141 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 92 NumberOfFragments, 213 HoareAnnotationTreeSize, 43 FomulaSimplifications, 2577 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 8981 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 16/16 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...