./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab 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_spec4_product07.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 0cd8f4212423277e7bb289762e3d1ea8f8be5f7f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:22:25,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:22:25,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:22:25,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:22:25,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:22:25,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:22:25,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:22:25,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:22:25,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:22:25,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:22:25,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:22:25,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:22:25,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:22:25,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:22:25,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:22:25,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:22:25,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:22:25,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:22:25,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:22:25,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:22:25,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:22:25,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:22:25,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:22:25,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:22:25,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:22:25,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:22:25,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:22:25,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:22:25,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:22:25,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:22:25,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:22:25,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:22:25,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:22:25,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:22:25,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:22:25,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:22:25,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:22:25,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:22:25,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:22:25,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:22:25,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:22:25,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:22:25,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:22:25,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:22:25,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:22:25,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:22:25,787 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:22:25,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:22:25,788 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:22:25,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:22:25,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:22:25,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:22:25,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:22:25,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:22:25,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:22:25,791 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:22:25,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:22:25,792 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:22:25,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:22:25,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:22:25,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:22:25,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:22:25,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:22:25,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:22:25,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:22:25,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:22:25,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:22:25,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:22:25,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:22:25,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:22:25,795 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 -> 0cd8f4212423277e7bb289762e3d1ea8f8be5f7f [2019-11-28 00:22:26,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:22:26,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:22:26,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:22:26,142 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:22:26,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:22:26,143 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product07.cil.c [2019-11-28 00:22:26,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefcf2a20/41d140c026064bbd973f34b4e104f3f7/FLAGe0b8d1298 [2019-11-28 00:22:26,751 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:22:26,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product07.cil.c [2019-11-28 00:22:26,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefcf2a20/41d140c026064bbd973f34b4e104f3f7/FLAGe0b8d1298 [2019-11-28 00:22:27,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefcf2a20/41d140c026064bbd973f34b4e104f3f7 [2019-11-28 00:22:27,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:22:27,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:22:27,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:27,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:22:27,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:22:27,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19493923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27, skipping insertion in model container [2019-11-28 00:22:27,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:22:27,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:22:27,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:27,547 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:22:27,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:27,677 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:22:27,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27 WrapperNode [2019-11-28 00:22:27,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:27,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:27,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:22:27,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:22:27,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:27,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:22:27,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:22:27,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:22:27,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... [2019-11-28 00:22:27,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:22:27,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:22:27,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:22:27,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:22:27,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:22:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:22:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:22:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:22:27,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:22:28,599 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:22:28,599 INFO L297 CfgBuilder]: Removed 100 assume(true) statements. [2019-11-28 00:22:28,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:28 BoogieIcfgContainer [2019-11-28 00:22:28,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:22:28,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:22:28,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:22:28,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:22:28,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:22:27" (1/3) ... [2019-11-28 00:22:28,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6921dee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:28, skipping insertion in model container [2019-11-28 00:22:28,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:27" (2/3) ... [2019-11-28 00:22:28,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6921dee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:28, skipping insertion in model container [2019-11-28 00:22:28,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:28" (3/3) ... [2019-11-28 00:22:28,609 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product07.cil.c [2019-11-28 00:22:28,620 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:22:28,628 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:22:28,639 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:22:28,661 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:22:28,661 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:22:28,662 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:22:28,662 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:22:28,662 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:22:28,662 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:22:28,662 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:22:28,663 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:22:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-11-28 00:22:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:22:28,687 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:28,688 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:28,689 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:28,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:28,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1114813757, now seen corresponding path program 1 times [2019-11-28 00:22:28,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:28,702 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105786674] [2019-11-28 00:22:28,702 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:28,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:28,980 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105786674] [2019-11-28 00:22:28,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:28,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:28,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164882697] [2019-11-28 00:22:28,987 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:22:28,987 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:28,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:22:29,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:22:29,003 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-11-28 00:22:29,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:29,033 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2019-11-28 00:22:29,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:22:29,034 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:22:29,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:29,046 INFO L225 Difference]: With dead ends: 136 [2019-11-28 00:22:29,046 INFO L226 Difference]: Without dead ends: 67 [2019-11-28 00:22:29,050 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:22:29,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-28 00:22:29,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-28 00:22:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-28 00:22:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2019-11-28 00:22:29,091 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2019-11-28 00:22:29,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:29,091 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2019-11-28 00:22:29,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:22:29,092 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-11-28 00:22:29,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:22:29,093 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:29,093 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:29,094 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:29,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:29,094 INFO L82 PathProgramCache]: Analyzing trace with hash 2133396642, now seen corresponding path program 1 times [2019-11-28 00:22:29,094 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:29,095 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972723793] [2019-11-28 00:22:29,095 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:29,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:29,247 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972723793] [2019-11-28 00:22:29,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:29,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:22:29,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850446232] [2019-11-28 00:22:29,252 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:29,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:29,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:29,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:29,253 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2019-11-28 00:22:29,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:29,267 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2019-11-28 00:22:29,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:29,268 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:22:29,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:29,272 INFO L225 Difference]: With dead ends: 67 [2019-11-28 00:22:29,272 INFO L226 Difference]: Without dead ends: 33 [2019-11-28 00:22:29,273 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:29,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-28 00:22:29,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-28 00:22:29,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-28 00:22:29,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-28 00:22:29,279 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-28 00:22:29,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:29,280 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-28 00:22:29,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-28 00:22:29,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:22:29,281 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:29,281 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] [2019-11-28 00:22:29,281 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:29,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:29,282 INFO L82 PathProgramCache]: Analyzing trace with hash 719253894, now seen corresponding path program 1 times [2019-11-28 00:22:29,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:29,282 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976006388] [2019-11-28 00:22:29,283 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:29,373 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976006388] [2019-11-28 00:22:29,373 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:29,373 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:29,374 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006015202] [2019-11-28 00:22:29,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:29,374 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:29,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:29,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:29,377 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-11-28 00:22:29,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:29,408 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-11-28 00:22:29,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:29,409 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 00:22:29,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:29,411 INFO L225 Difference]: With dead ends: 87 [2019-11-28 00:22:29,411 INFO L226 Difference]: Without dead ends: 60 [2019-11-28 00:22:29,412 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:29,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-11-28 00:22:29,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2019-11-28 00:22:29,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-28 00:22:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2019-11-28 00:22:29,423 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2019-11-28 00:22:29,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:29,423 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2019-11-28 00:22:29,423 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:29,423 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2019-11-28 00:22:29,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 00:22:29,424 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:29,425 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] [2019-11-28 00:22:29,425 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:29,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:29,425 INFO L82 PathProgramCache]: Analyzing trace with hash -842737206, now seen corresponding path program 1 times [2019-11-28 00:22:29,426 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:29,426 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750551059] [2019-11-28 00:22:29,426 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:29,553 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750551059] [2019-11-28 00:22:29,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:29,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:29,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472843687] [2019-11-28 00:22:29,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:29,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:29,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:29,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:29,556 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2019-11-28 00:22:29,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:29,685 INFO L93 Difference]: Finished difference Result 209 states and 317 transitions. [2019-11-28 00:22:29,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 00:22:29,687 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 00:22:29,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:29,689 INFO L225 Difference]: With dead ends: 209 [2019-11-28 00:22:29,690 INFO L226 Difference]: Without dead ends: 159 [2019-11-28 00:22:29,691 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:29,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-11-28 00:22:29,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 100. [2019-11-28 00:22:29,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-11-28 00:22:29,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 143 transitions. [2019-11-28 00:22:29,717 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 143 transitions. Word has length 23 [2019-11-28 00:22:29,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:29,718 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 143 transitions. [2019-11-28 00:22:29,718 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:29,719 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2019-11-28 00:22:29,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:22:29,722 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:29,722 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] [2019-11-28 00:22:29,722 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:29,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:29,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1573098380, now seen corresponding path program 1 times [2019-11-28 00:22:29,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:29,724 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596338770] [2019-11-28 00:22:29,724 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:29,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:29,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596338770] [2019-11-28 00:22:29,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:29,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:29,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54268178] [2019-11-28 00:22:29,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:29,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:29,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:29,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:29,850 INFO L87 Difference]: Start difference. First operand 100 states and 143 transitions. Second operand 5 states. [2019-11-28 00:22:29,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:29,949 INFO L93 Difference]: Finished difference Result 244 states and 363 transitions. [2019-11-28 00:22:29,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:22:29,950 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:22:29,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:29,950 INFO L225 Difference]: With dead ends: 244 [2019-11-28 00:22:29,951 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:22:29,954 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 [2019-11-28 00:22:29,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:22:29,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:22:29,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:22:29,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:22:29,958 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 00:22:29,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:29,958 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:22:29,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:29,959 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:22:29,959 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:22:29,962 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:22:30,204 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2019-11-28 00:22:30,205 INFO L246 CegarLoopResult]: For program point L696(lines 696 702) no Hoare annotation was computed. [2019-11-28 00:22:30,205 INFO L242 CegarLoopResult]: At program point L696-1(lines 696 702) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,205 INFO L242 CegarLoopResult]: At program point L267(lines 262 270) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,205 INFO L242 CegarLoopResult]: At program point L267-1(lines 262 270) the Hoare annotation is: false [2019-11-28 00:22:30,206 INFO L242 CegarLoopResult]: At program point L267-2(lines 262 270) the Hoare annotation is: false [2019-11-28 00:22:30,206 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:22:30,206 INFO L242 CegarLoopResult]: At program point L235(lines 230 238) the Hoare annotation is: false [2019-11-28 00:22:30,206 INFO L242 CegarLoopResult]: At program point L235-1(lines 230 238) the Hoare annotation is: false [2019-11-28 00:22:30,206 INFO L242 CegarLoopResult]: At program point L235-2(lines 230 238) the Hoare annotation is: false [2019-11-28 00:22:30,207 INFO L246 CegarLoopResult]: For program point L285(lines 285 291) no Hoare annotation was computed. [2019-11-28 00:22:30,207 INFO L246 CegarLoopResult]: For program point L285-2(lines 285 291) no Hoare annotation was computed. [2019-11-28 00:22:30,207 INFO L246 CegarLoopResult]: For program point L285-4(lines 285 291) no Hoare annotation was computed. [2019-11-28 00:22:30,207 INFO L242 CegarLoopResult]: At program point L749(lines 749 755) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,207 INFO L242 CegarLoopResult]: At program point L749-1(lines 749 755) the Hoare annotation is: false [2019-11-28 00:22:30,207 INFO L242 CegarLoopResult]: At program point L749-2(lines 749 755) the Hoare annotation is: false [2019-11-28 00:22:30,209 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:30,209 INFO L246 CegarLoopResult]: For program point L222(lines 222 226) no Hoare annotation was computed. [2019-11-28 00:22:30,209 INFO L242 CegarLoopResult]: At program point L90-2(lines 90 104) the Hoare annotation is: false [2019-11-28 00:22:30,210 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:22:30,210 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-28 00:22:30,210 INFO L242 CegarLoopResult]: At program point L818(lines 811 821) the Hoare annotation is: false [2019-11-28 00:22:30,210 INFO L242 CegarLoopResult]: At program point L818-1(lines 811 821) the Hoare annotation is: false [2019-11-28 00:22:30,212 INFO L242 CegarLoopResult]: At program point L818-2(lines 811 821) the Hoare annotation is: false [2019-11-28 00:22:30,212 INFO L246 CegarLoopResult]: For program point L686(lines 686 692) no Hoare annotation was computed. [2019-11-28 00:22:30,212 INFO L249 CegarLoopResult]: At program point L174(lines 155 177) the Hoare annotation is: true [2019-11-28 00:22:30,213 INFO L242 CegarLoopResult]: At program point L141(lines 137 143) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:30,213 INFO L242 CegarLoopResult]: At program point L686-1(lines 686 692) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,213 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2019-11-28 00:22:30,214 INFO L246 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2019-11-28 00:22:30,214 INFO L246 CegarLoopResult]: For program point L94-1(lines 742 748) no Hoare annotation was computed. [2019-11-28 00:22:30,214 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:22:30,214 INFO L246 CegarLoopResult]: For program point L210(lines 210 214) no Hoare annotation was computed. [2019-11-28 00:22:30,215 INFO L246 CegarLoopResult]: For program point L871(lines 871 877) no Hoare annotation was computed. [2019-11-28 00:22:30,215 INFO L242 CegarLoopResult]: At program point L871-1(lines 871 877) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,215 INFO L246 CegarLoopResult]: For program point L706(lines 706 719) no Hoare annotation was computed. [2019-11-28 00:22:30,215 INFO L242 CegarLoopResult]: At program point L724(lines 675 725) the Hoare annotation is: false [2019-11-28 00:22:30,216 INFO L246 CegarLoopResult]: For program point L774(lines 774 791) no Hoare annotation was computed. [2019-11-28 00:22:30,219 INFO L246 CegarLoopResult]: For program point L774-1(lines 774 791) no Hoare annotation was computed. [2019-11-28 00:22:30,220 INFO L246 CegarLoopResult]: For program point L774-2(lines 774 791) no Hoare annotation was computed. [2019-11-28 00:22:30,220 INFO L242 CegarLoopResult]: At program point L742(lines 741 760) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,220 INFO L246 CegarLoopResult]: For program point L742-1(lines 742 748) no Hoare annotation was computed. [2019-11-28 00:22:30,221 INFO L242 CegarLoopResult]: At program point L742-2(lines 741 760) the Hoare annotation is: false [2019-11-28 00:22:30,221 INFO L242 CegarLoopResult]: At program point L742-3(lines 741 760) the Hoare annotation is: false [2019-11-28 00:22:30,223 INFO L242 CegarLoopResult]: At program point L65(lines 1 881) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:30,223 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:22:30,223 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2019-11-28 00:22:30,223 INFO L246 CegarLoopResult]: For program point L198(lines 198 202) no Hoare annotation was computed. [2019-11-28 00:22:30,224 INFO L246 CegarLoopResult]: For program point L165(lines 165 172) no Hoare annotation was computed. [2019-11-28 00:22:30,224 INFO L246 CegarLoopResult]: For program point L677(lines 676 723) no Hoare annotation was computed. [2019-11-28 00:22:30,227 INFO L249 CegarLoopResult]: At program point L165-1(lines 165 172) the Hoare annotation is: true [2019-11-28 00:22:30,227 INFO L246 CegarLoopResult]: For program point L198-3(lines 198 202) no Hoare annotation was computed. [2019-11-28 00:22:30,227 INFO L246 CegarLoopResult]: For program point L198-6(lines 198 202) no Hoare annotation was computed. [2019-11-28 00:22:30,227 INFO L246 CegarLoopResult]: For program point L281(lines 281 294) no Hoare annotation was computed. [2019-11-28 00:22:30,228 INFO L242 CegarLoopResult]: At program point L281-1(lines 1 881) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,228 INFO L246 CegarLoopResult]: For program point L281-2(lines 281 294) no Hoare annotation was computed. [2019-11-28 00:22:30,228 INFO L242 CegarLoopResult]: At program point L281-3(lines 1 881) the Hoare annotation is: false [2019-11-28 00:22:30,228 INFO L246 CegarLoopResult]: For program point L281-4(lines 281 294) no Hoare annotation was computed. [2019-11-28 00:22:30,228 INFO L242 CegarLoopResult]: At program point L281-5(lines 1 881) the Hoare annotation is: false [2019-11-28 00:22:30,229 INFO L246 CegarLoopResult]: For program point L678(lines 678 682) no Hoare annotation was computed. [2019-11-28 00:22:30,229 INFO L242 CegarLoopResult]: At program point L827(lines 822 830) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,229 INFO L242 CegarLoopResult]: At program point L827-1(lines 822 830) the Hoare annotation is: false [2019-11-28 00:22:30,229 INFO L242 CegarLoopResult]: At program point L827-2(lines 822 830) the Hoare annotation is: false [2019-11-28 00:22:30,229 INFO L246 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2019-11-28 00:22:30,229 INFO L246 CegarLoopResult]: For program point L183-1(line 183) no Hoare annotation was computed. [2019-11-28 00:22:30,230 INFO L246 CegarLoopResult]: For program point L183-2(line 183) no Hoare annotation was computed. [2019-11-28 00:22:30,234 INFO L246 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed. [2019-11-28 00:22:30,234 INFO L246 CegarLoopResult]: For program point L778-1(lines 778 786) no Hoare annotation was computed. [2019-11-28 00:22:30,235 INFO L246 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-11-28 00:22:30,235 INFO L246 CegarLoopResult]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2019-11-28 00:22:30,235 INFO L242 CegarLoopResult]: At program point L712-1(lines 742 748) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:30,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:22:30 BoogieIcfgContainer [2019-11-28 00:22:30,269 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:22:30,270 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:22:30,270 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:22:30,270 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:22:30,271 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:28" (3/4) ... [2019-11-28 00:22:30,276 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:22:30,312 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:22:30,318 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:22:30,319 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:22:30,319 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:22:30,320 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:22:30,321 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:30,321 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:30,354 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:22:30,417 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:22:30,417 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:22:30,420 INFO L168 Benchmark]: Toolchain (without parser) took 3354.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 956.3 MB in the beginning and 916.1 MB in the end (delta: 40.2 MB). Peak memory consumption was 165.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:30,420 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-28 00:22:30,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -144.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:30,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.50 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. [2019-11-28 00:22:30,422 INFO L168 Benchmark]: Boogie Preprocessor took 36.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:22:30,422 INFO L168 Benchmark]: RCFGBuilder took 816.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:30,422 INFO L168 Benchmark]: TraceAbstraction took 1667.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 922.8 MB in the end (delta: 113.8 MB). Peak memory consumption was 113.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:30,423 INFO L168 Benchmark]: Witness Printer took 147.68 ms. Allocated memory is still 1.2 GB. Free memory was 922.8 MB in the beginning and 916.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:30,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 610.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -144.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.50 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 36.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 816.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1667.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 922.8 MB in the end (delta: 113.8 MB). Peak memory consumption was 113.8 MB. Max. memory is 11.5 GB. * Witness Printer took 147.68 ms. Allocated memory is still 1.2 GB. Free memory was 922.8 MB in the beginning and 916.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 183]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 183]: 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: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 310 SDtfs, 288 SDslu, 261 SDs, 0 SdLazy, 57 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred 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, 63 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 94 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1297 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4477 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...