./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product03.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 a1a21aefc4c753e09e9929a8ce94ea29dee7cc72 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 21:22:15,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 21:22:15,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 21:22:15,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 21:22:15,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 21:22:15,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 21:22:15,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 21:22:15,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 21:22:15,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 21:22:15,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 21:22:15,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 21:22:15,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 21:22:15,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 21:22:15,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 21:22:15,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 21:22:15,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 21:22:15,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 21:22:15,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 21:22:15,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 21:22:15,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 21:22:15,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 21:22:15,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 21:22:15,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 21:22:15,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 21:22:15,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 21:22:15,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 21:22:15,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 21:22:15,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 21:22:15,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 21:22:15,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 21:22:15,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 21:22:15,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 21:22:15,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 21:22:15,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 21:22:15,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 21:22:15,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 21:22:15,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 21:22:15,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 21:22:15,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 21:22:15,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 21:22:15,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 21:22:15,805 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 21:22:15,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 21:22:15,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 21:22:15,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 21:22:15,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 21:22:15,830 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 21:22:15,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 21:22:15,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 21:22:15,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 21:22:15,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 21:22:15,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 21:22:15,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 21:22:15,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 21:22:15,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 21:22:15,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 21:22:15,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 21:22:15,835 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 21:22:15,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 21:22:15,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 21:22:15,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 21:22:15,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 21:22:15,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 21:22:15,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:22:15,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 21:22:15,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 21:22:15,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 21:22:15,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 21:22:15,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 21:22:15,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 21:22:15,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1a21aefc4c753e09e9929a8ce94ea29dee7cc72 [2019-11-19 21:22:16,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 21:22:16,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 21:22:16,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 21:22:16,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 21:22:16,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 21:22:16,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c [2019-11-19 21:22:16,224 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8034dab16/7aec36251d3245bdaaf19212369a3398/FLAGecabff29a [2019-11-19 21:22:16,705 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 21:22:16,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c [2019-11-19 21:22:16,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8034dab16/7aec36251d3245bdaaf19212369a3398/FLAGecabff29a [2019-11-19 21:22:17,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8034dab16/7aec36251d3245bdaaf19212369a3398 [2019-11-19 21:22:17,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 21:22:17,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 21:22:17,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 21:22:17,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 21:22:17,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 21:22:17,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450b1e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17, skipping insertion in model container [2019-11-19 21:22:17,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,043 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 21:22:17,101 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 21:22:17,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:22:17,615 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 21:22:17,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:22:17,783 INFO L192 MainTranslator]: Completed translation [2019-11-19 21:22:17,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17 WrapperNode [2019-11-19 21:22:17,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 21:22:17,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 21:22:17,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 21:22:17,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 21:22:17,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 21:22:17,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 21:22:17,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 21:22:17,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 21:22:17,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... [2019-11-19 21:22:17,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 21:22:17,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 21:22:17,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 21:22:17,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 21:22:17,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:22:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 21:22:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 21:22:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 21:22:17,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 21:22:18,625 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 21:22:18,626 INFO L285 CfgBuilder]: Removed 72 assume(true) statements. [2019-11-19 21:22:18,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:18 BoogieIcfgContainer [2019-11-19 21:22:18,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 21:22:18,629 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 21:22:18,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 21:22:18,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 21:22:18,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 09:22:17" (1/3) ... [2019-11-19 21:22:18,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf0f1df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:22:18, skipping insertion in model container [2019-11-19 21:22:18,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:17" (2/3) ... [2019-11-19 21:22:18,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf0f1df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:22:18, skipping insertion in model container [2019-11-19 21:22:18,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:18" (3/3) ... [2019-11-19 21:22:18,636 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product03.cil.c [2019-11-19 21:22:18,646 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 21:22:18,654 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 21:22:18,668 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 21:22:18,696 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 21:22:18,696 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 21:22:18,696 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 21:22:18,697 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 21:22:18,697 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 21:22:18,697 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 21:22:18,697 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 21:22:18,697 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 21:22:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2019-11-19 21:22:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-19 21:22:18,718 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:18,719 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:18,720 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:18,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:18,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1847613332, now seen corresponding path program 1 times [2019-11-19 21:22:18,733 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:18,733 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480091827] [2019-11-19 21:22:18,734 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:18,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:18,998 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480091827] [2019-11-19 21:22:18,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:19,000 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:19,001 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651448149] [2019-11-19 21:22:19,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 21:22:19,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:19,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 21:22:19,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 21:22:19,025 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 2 states. [2019-11-19 21:22:19,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:19,052 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2019-11-19 21:22:19,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 21:22:19,053 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-19 21:22:19,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:19,068 INFO L225 Difference]: With dead ends: 119 [2019-11-19 21:22:19,069 INFO L226 Difference]: Without dead ends: 59 [2019-11-19 21:22:19,073 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 21:22:19,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2019-11-19 21:22:19,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2019-11-19 21:22:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-11-19 21:22:19,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 82 transitions. [2019-11-19 21:22:19,118 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 82 transitions. Word has length 18 [2019-11-19 21:22:19,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:19,119 INFO L462 AbstractCegarLoop]: Abstraction has 59 states and 82 transitions. [2019-11-19 21:22:19,119 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 21:22:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2019-11-19 21:22:19,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-19 21:22:19,120 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:19,121 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:19,121 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:19,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:19,122 INFO L82 PathProgramCache]: Analyzing trace with hash -72020122, now seen corresponding path program 1 times [2019-11-19 21:22:19,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:19,123 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010310139] [2019-11-19 21:22:19,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:19,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:19,259 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010310139] [2019-11-19 21:22:19,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:19,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:22:19,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175852276] [2019-11-19 21:22:19,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:19,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:19,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:19,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:19,263 INFO L87 Difference]: Start difference. First operand 59 states and 82 transitions. Second operand 3 states. [2019-11-19 21:22:19,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:19,282 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2019-11-19 21:22:19,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:19,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-19 21:22:19,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:19,286 INFO L225 Difference]: With dead ends: 59 [2019-11-19 21:22:19,286 INFO L226 Difference]: Without dead ends: 31 [2019-11-19 21:22:19,287 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:19,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-19 21:22:19,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-19 21:22:19,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-19 21:22:19,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-11-19 21:22:19,298 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 19 [2019-11-19 21:22:19,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:19,299 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-11-19 21:22:19,299 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:19,299 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-11-19 21:22:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 21:22:19,301 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:19,301 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:19,302 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:19,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:19,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1370675903, now seen corresponding path program 1 times [2019-11-19 21:22:19,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:19,303 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581767229] [2019-11-19 21:22:19,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:19,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:19,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:19,464 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581767229] [2019-11-19 21:22:19,464 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:19,464 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:19,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144158700] [2019-11-19 21:22:19,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 21:22:19,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:19,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 21:22:19,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:22:19,466 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 6 states. [2019-11-19 21:22:19,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:19,613 INFO L93 Difference]: Finished difference Result 103 states and 151 transitions. [2019-11-19 21:22:19,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 21:22:19,614 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-11-19 21:22:19,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:19,615 INFO L225 Difference]: With dead ends: 103 [2019-11-19 21:22:19,615 INFO L226 Difference]: Without dead ends: 79 [2019-11-19 21:22:19,616 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-19 21:22:19,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2019-11-19 21:22:19,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 51. [2019-11-19 21:22:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-11-19 21:22:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 74 transitions. [2019-11-19 21:22:19,631 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 74 transitions. Word has length 24 [2019-11-19 21:22:19,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:19,632 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 74 transitions. [2019-11-19 21:22:19,633 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 21:22:19,633 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2019-11-19 21:22:19,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 21:22:19,635 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:19,635 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:19,635 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:19,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:19,636 INFO L82 PathProgramCache]: Analyzing trace with hash 437212194, now seen corresponding path program 1 times [2019-11-19 21:22:19,636 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:19,637 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254438933] [2019-11-19 21:22:19,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:19,759 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254438933] [2019-11-19 21:22:19,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:19,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:22:19,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990696261] [2019-11-19 21:22:19,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:19,761 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:19,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:19,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:19,762 INFO L87 Difference]: Start difference. First operand 51 states and 74 transitions. Second operand 5 states. [2019-11-19 21:22:19,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:19,859 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2019-11-19 21:22:19,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 21:22:19,860 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-19 21:22:19,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:19,862 INFO L225 Difference]: With dead ends: 219 [2019-11-19 21:22:19,862 INFO L226 Difference]: Without dead ends: 175 [2019-11-19 21:22:19,863 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-19 21:22:19,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2019-11-19 21:22:19,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 87. [2019-11-19 21:22:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-11-19 21:22:19,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2019-11-19 21:22:19,888 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 24 [2019-11-19 21:22:19,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:19,889 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2019-11-19 21:22:19,889 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2019-11-19 21:22:19,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-19 21:22:19,892 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:19,892 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:19,893 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:19,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:19,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1687550122, now seen corresponding path program 1 times [2019-11-19 21:22:19,894 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:19,894 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987563797] [2019-11-19 21:22:19,894 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:19,981 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987563797] [2019-11-19 21:22:19,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:19,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:22:19,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549702158] [2019-11-19 21:22:19,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:19,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:19,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:19,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:19,983 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand 5 states. [2019-11-19 21:22:20,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:20,057 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2019-11-19 21:22:20,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 21:22:20,057 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-19 21:22:20,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:20,058 INFO L225 Difference]: With dead ends: 271 [2019-11-19 21:22:20,058 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 21:22:20,060 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-19 21:22:20,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 21:22:20,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 21:22:20,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 21:22:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 21:22:20,061 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-19 21:22:20,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:20,061 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 21:22:20,061 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:20,061 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 21:22:20,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 21:22:20,066 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 21:22:20,359 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 869) no Hoare annotation was computed. [2019-11-19 21:22:20,359 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 21:22:20,359 INFO L444 ceAbstractionStarter]: For program point L186(lines 185 232) no Hoare annotation was computed. [2019-11-19 21:22:20,360 INFO L444 ceAbstractionStarter]: For program point L847(lines 847 857) no Hoare annotation was computed. [2019-11-19 21:22:20,360 INFO L444 ceAbstractionStarter]: For program point L847-2(lines 847 857) no Hoare annotation was computed. [2019-11-19 21:22:20,360 INFO L444 ceAbstractionStarter]: For program point L847-4(lines 847 857) no Hoare annotation was computed. [2019-11-19 21:22:20,360 INFO L440 ceAbstractionStarter]: At program point L286(lines 281 289) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,360 INFO L440 ceAbstractionStarter]: At program point L286-1(lines 281 289) the Hoare annotation is: false [2019-11-19 21:22:20,361 INFO L440 ceAbstractionStarter]: At program point L286-2(lines 281 289) the Hoare annotation is: false [2019-11-19 21:22:20,361 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 191) no Hoare annotation was computed. [2019-11-19 21:22:20,361 INFO L444 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2019-11-19 21:22:20,361 INFO L444 ceAbstractionStarter]: For program point L848-2(lines 848 854) no Hoare annotation was computed. [2019-11-19 21:22:20,361 INFO L444 ceAbstractionStarter]: For program point L848-4(lines 848 854) no Hoare annotation was computed. [2019-11-19 21:22:20,361 INFO L440 ceAbstractionStarter]: At program point L832(lines 827 834) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:20,362 INFO L444 ceAbstractionStarter]: For program point L221(lines 221 227) no Hoare annotation was computed. [2019-11-19 21:22:20,362 INFO L440 ceAbstractionStarter]: At program point L221-1(lines 57 63) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,362 INFO L444 ceAbstractionStarter]: For program point L205(lines 205 211) no Hoare annotation was computed. [2019-11-19 21:22:20,362 INFO L440 ceAbstractionStarter]: At program point L205-1(lines 205 211) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,362 INFO L440 ceAbstractionStarter]: At program point L420(lines 416 422) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:20,362 INFO L440 ceAbstractionStarter]: At program point L57(lines 56 75) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,363 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 57 63) no Hoare annotation was computed. [2019-11-19 21:22:20,363 INFO L440 ceAbstractionStarter]: At program point L57-2(lines 56 75) the Hoare annotation is: false [2019-11-19 21:22:20,363 INFO L440 ceAbstractionStarter]: At program point L57-3(lines 56 75) the Hoare annotation is: false [2019-11-19 21:22:20,363 INFO L447 ceAbstractionStarter]: At program point L454(lines 435 457) the Hoare annotation is: true [2019-11-19 21:22:20,363 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 21:22:20,364 INFO L440 ceAbstractionStarter]: At program point L372-2(lines 372 386) the Hoare annotation is: false [2019-11-19 21:22:20,364 INFO L444 ceAbstractionStarter]: For program point L273(lines 273 277) no Hoare annotation was computed. [2019-11-19 21:22:20,364 INFO L440 ceAbstractionStarter]: At program point L356(lines 351 359) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:20,364 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 869) no Hoare annotation was computed. [2019-11-19 21:22:20,364 INFO L444 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2019-11-19 21:22:20,365 INFO L444 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2019-11-19 21:22:20,365 INFO L444 ceAbstractionStarter]: For program point L869-1(line 869) no Hoare annotation was computed. [2019-11-19 21:22:20,365 INFO L444 ceAbstractionStarter]: For program point L869-2(line 869) no Hoare annotation was computed. [2019-11-19 21:22:20,365 INFO L444 ceAbstractionStarter]: For program point L160(lines 160 166) no Hoare annotation was computed. [2019-11-19 21:22:20,365 INFO L440 ceAbstractionStarter]: At program point L160-1(lines 160 166) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,365 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 21:22:20,365 INFO L444 ceAbstractionStarter]: For program point L376(lines 376 380) no Hoare annotation was computed. [2019-11-19 21:22:20,366 INFO L444 ceAbstractionStarter]: For program point L376-1(lines 57 63) no Hoare annotation was computed. [2019-11-19 21:22:20,366 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-11-19 21:22:20,366 INFO L444 ceAbstractionStarter]: For program point L195(lines 195 201) no Hoare annotation was computed. [2019-11-19 21:22:20,366 INFO L440 ceAbstractionStarter]: At program point L195-1(lines 195 201) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,366 INFO L440 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,366 INFO L440 ceAbstractionStarter]: At program point L64-1(lines 64 70) the Hoare annotation is: false [2019-11-19 21:22:20,367 INFO L440 ceAbstractionStarter]: At program point L64-2(lines 64 70) the Hoare annotation is: false [2019-11-19 21:22:20,367 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 21:22:20,367 INFO L444 ceAbstractionStarter]: For program point L445(lines 445 452) no Hoare annotation was computed. [2019-11-19 21:22:20,367 INFO L447 ceAbstractionStarter]: At program point L445-1(lines 445 452) the Hoare annotation is: true [2019-11-19 21:22:20,367 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 869) no Hoare annotation was computed. [2019-11-19 21:22:20,367 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 228) no Hoare annotation was computed. [2019-11-19 21:22:20,368 INFO L440 ceAbstractionStarter]: At program point L116(lines 111 119) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,368 INFO L440 ceAbstractionStarter]: At program point L116-1(lines 111 119) the Hoare annotation is: false [2019-11-19 21:22:20,368 INFO L440 ceAbstractionStarter]: At program point L116-2(lines 111 119) the Hoare annotation is: false [2019-11-19 21:22:20,368 INFO L444 ceAbstractionStarter]: For program point L843(lines 843 860) no Hoare annotation was computed. [2019-11-19 21:22:20,368 INFO L440 ceAbstractionStarter]: At program point L843-1(lines 1 872) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:20,368 INFO L444 ceAbstractionStarter]: For program point L843-2(lines 843 860) no Hoare annotation was computed. [2019-11-19 21:22:20,368 INFO L440 ceAbstractionStarter]: At program point L843-3(lines 1 872) the Hoare annotation is: false [2019-11-19 21:22:20,369 INFO L444 ceAbstractionStarter]: For program point L843-4(lines 843 860) no Hoare annotation was computed. [2019-11-19 21:22:20,369 INFO L440 ceAbstractionStarter]: At program point L843-5(lines 1 872) the Hoare annotation is: false [2019-11-19 21:22:20,369 INFO L440 ceAbstractionStarter]: At program point L348(lines 1 872) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:20,369 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 253) no Hoare annotation was computed. [2019-11-19 21:22:20,369 INFO L444 ceAbstractionStarter]: For program point L249-3(lines 249 253) no Hoare annotation was computed. [2019-11-19 21:22:20,369 INFO L444 ceAbstractionStarter]: For program point L249-6(lines 249 253) no Hoare annotation was computed. [2019-11-19 21:22:20,369 INFO L440 ceAbstractionStarter]: At program point L233(lines 184 234) the Hoare annotation is: false [2019-11-19 21:22:20,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 09:22:20 BoogieIcfgContainer [2019-11-19 21:22:20,393 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 21:22:20,393 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 21:22:20,393 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 21:22:20,394 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 21:22:20,394 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:18" (3/4) ... [2019-11-19 21:22:20,398 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 21:22:20,414 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 21:22:20,414 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-19 21:22:20,415 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-19 21:22:20,415 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 21:22:20,416 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 21:22:20,416 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 21:22:20,454 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-19 21:22:20,455 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2019-11-19 21:22:20,455 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2019-11-19 21:22:20,458 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 21:22:20,540 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 21:22:20,541 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 21:22:20,543 INFO L168 Benchmark]: Toolchain (without parser) took 3515.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 956.3 MB in the beginning and 897.7 MB in the end (delta: 58.7 MB). Peak memory consumption was 176.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:20,544 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:22:20,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -141.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:20,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:22:20,546 INFO L168 Benchmark]: Boogie Preprocessor took 39.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:20,546 INFO L168 Benchmark]: RCFGBuilder took 724.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:20,547 INFO L168 Benchmark]: TraceAbstraction took 1764.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 904.7 MB in the end (delta: 139.9 MB). Peak memory consumption was 139.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:20,548 INFO L168 Benchmark]: Witness Printer took 147.64 ms. Allocated memory is still 1.1 GB. Free memory was 904.7 MB in the beginning and 897.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:20,550 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 756.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -141.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 724.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1764.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 904.7 MB in the end (delta: 139.9 MB). Peak memory consumption was 139.9 MB. Max. memory is 11.5 GB. * Witness Printer took 147.64 ms. Allocated memory is still 1.1 GB. Free memory was 904.7 MB in the beginning and 897.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 869]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 869]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 869]: 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: 351]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 63 locations, 3 error locations. Result: SAFE, OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 285 SDtfs, 370 SDslu, 498 SDs, 0 SdLazy, 60 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 113 NumberOfFragments, 135 HoareAnnotationTreeSize, 27 FomulaSimplifications, 4447 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 5261 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...