./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product58.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_spec1_product58.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 454aaa6b423a8831b8582dfeb545ec6b3447f968 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:22:13,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 21:22:13,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 21:22:13,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 21:22:13,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 21:22:13,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 21:22:13,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 21:22:13,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 21:22:13,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 21:22:13,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 21:22:13,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 21:22:13,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 21:22:13,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 21:22:13,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 21:22:13,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 21:22:13,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 21:22:13,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 21:22:13,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 21:22:13,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 21:22:13,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 21:22:13,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 21:22:13,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 21:22:13,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 21:22:13,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 21:22:13,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 21:22:13,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 21:22:13,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 21:22:13,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 21:22:13,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 21:22:13,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 21:22:13,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 21:22:13,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 21:22:13,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 21:22:13,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 21:22:13,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 21:22:13,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 21:22:13,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 21:22:13,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 21:22:13,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 21:22:13,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 21:22:13,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 21:22:13,719 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 21:22:13,742 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 21:22:13,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 21:22:13,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 21:22:13,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 21:22:13,745 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 21:22:13,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 21:22:13,746 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 21:22:13,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 21:22:13,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 21:22:13,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 21:22:13,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 21:22:13,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 21:22:13,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 21:22:13,749 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 21:22:13,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 21:22:13,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 21:22:13,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 21:22:13,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 21:22:13,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 21:22:13,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 21:22:13,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 21:22:13,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:22:13,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 21:22:13,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 21:22:13,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 21:22:13,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 21:22:13,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 21:22:13,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 21:22:13,752 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 -> 454aaa6b423a8831b8582dfeb545ec6b3447f968 [2019-11-19 21:22:14,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 21:22:14,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 21:22:14,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 21:22:14,114 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 21:22:14,115 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 21:22:14,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2019-11-19 21:22:14,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1129c3050/10363ac184d245709e3dcabd8cbcb9bf/FLAG9be031317 [2019-11-19 21:22:14,799 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 21:22:14,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2019-11-19 21:22:14,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1129c3050/10363ac184d245709e3dcabd8cbcb9bf/FLAG9be031317 [2019-11-19 21:22:15,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1129c3050/10363ac184d245709e3dcabd8cbcb9bf [2019-11-19 21:22:15,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 21:22:15,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 21:22:15,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 21:22:15,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 21:22:15,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 21:22:15,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fcf75ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15, skipping insertion in model container [2019-11-19 21:22:15,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,103 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 21:22:15,155 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 21:22:15,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:22:15,623 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 21:22:15,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:22:15,767 INFO L192 MainTranslator]: Completed translation [2019-11-19 21:22:15,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15 WrapperNode [2019-11-19 21:22:15,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 21:22:15,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 21:22:15,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 21:22:15,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 21:22:15,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 21:22:15,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 21:22:15,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 21:22:15,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 21:22:15,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (1/1) ... [2019-11-19 21:22:15,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 21:22:15,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 21:22:15,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 21:22:15,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 21:22:15,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (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 21:22:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 21:22:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 21:22:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 21:22:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 21:22:17,143 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 21:22:17,144 INFO L285 CfgBuilder]: Removed 194 assume(true) statements. [2019-11-19 21:22:17,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:17 BoogieIcfgContainer [2019-11-19 21:22:17,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 21:22:17,147 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 21:22:17,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 21:22:17,151 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 21:22:17,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 09:22:15" (1/3) ... [2019-11-19 21:22:17,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1033994f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:22:17, skipping insertion in model container [2019-11-19 21:22:17,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:15" (2/3) ... [2019-11-19 21:22:17,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1033994f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:22:17, skipping insertion in model container [2019-11-19 21:22:17,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:17" (3/3) ... [2019-11-19 21:22:17,159 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product58.cil.c [2019-11-19 21:22:17,170 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 21:22:17,179 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 21:22:17,191 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 21:22:17,228 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 21:22:17,228 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 21:22:17,228 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 21:22:17,228 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 21:22:17,229 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 21:22:17,229 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 21:22:17,229 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 21:22:17,229 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 21:22:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-11-19 21:22:17,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-19 21:22:17,261 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:17,262 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:17,263 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:17,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:17,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1138467236, now seen corresponding path program 1 times [2019-11-19 21:22:17,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:17,280 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418879429] [2019-11-19 21:22:17,280 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:17,505 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 21:22:17,506 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418879429] [2019-11-19 21:22:17,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:17,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:17,508 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675408163] [2019-11-19 21:22:17,514 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 21:22:17,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:17,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 21:22:17,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 21:22:17,532 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-11-19 21:22:17,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:17,572 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-11-19 21:22:17,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 21:22:17,574 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-19 21:22:17,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:17,591 INFO L225 Difference]: With dead ends: 264 [2019-11-19 21:22:17,591 INFO L226 Difference]: Without dead ends: 131 [2019-11-19 21:22:17,595 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 21:22:17,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-11-19 21:22:17,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-11-19 21:22:17,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-11-19 21:22:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-11-19 21:22:17,647 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 16 [2019-11-19 21:22:17,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:17,648 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-11-19 21:22:17,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 21:22:17,649 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-11-19 21:22:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 21:22:17,650 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:17,650 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:17,650 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:17,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:17,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1722273200, now seen corresponding path program 1 times [2019-11-19 21:22:17,651 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:17,652 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802259542] [2019-11-19 21:22:17,652 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:17,776 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 21:22:17,777 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802259542] [2019-11-19 21:22:17,777 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:17,777 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:22:17,778 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15836469] [2019-11-19 21:22:17,780 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:17,780 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:17,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:17,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:17,781 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2019-11-19 21:22:17,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:17,798 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-11-19 21:22:17,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:17,799 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-19 21:22:17,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:17,800 INFO L225 Difference]: With dead ends: 131 [2019-11-19 21:22:17,800 INFO L226 Difference]: Without dead ends: 53 [2019-11-19 21:22:17,802 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 21:22:17,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-19 21:22:17,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-19 21:22:17,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-19 21:22:17,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-19 21:22:17,810 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2019-11-19 21:22:17,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:17,811 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-19 21:22:17,811 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:17,812 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-19 21:22:17,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-19 21:22:17,813 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:17,813 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] [2019-11-19 21:22:17,813 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:17,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:17,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1529505855, now seen corresponding path program 1 times [2019-11-19 21:22:17,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:17,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935862516] [2019-11-19 21:22:17,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:17,909 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 21:22:17,909 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935862516] [2019-11-19 21:22:17,910 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:17,910 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:22:17,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751903679] [2019-11-19 21:22:17,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:17,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:17,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:17,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:17,912 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-11-19 21:22:17,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:17,946 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-11-19 21:22:17,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:17,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-19 21:22:17,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:17,949 INFO L225 Difference]: With dead ends: 100 [2019-11-19 21:22:17,949 INFO L226 Difference]: Without dead ends: 53 [2019-11-19 21:22:17,950 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 21:22:17,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-19 21:22:17,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-19 21:22:17,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-19 21:22:17,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-11-19 21:22:17,963 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 22 [2019-11-19 21:22:17,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:17,964 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-11-19 21:22:17,964 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-11-19 21:22:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 21:22:17,965 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:17,965 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 21:22:17,966 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:17,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:17,966 INFO L82 PathProgramCache]: Analyzing trace with hash 583703192, now seen corresponding path program 1 times [2019-11-19 21:22:17,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:17,967 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720549753] [2019-11-19 21:22:17,968 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:18,038 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 21:22:18,039 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720549753] [2019-11-19 21:22:18,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:18,039 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:18,040 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102835987] [2019-11-19 21:22:18,041 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:18,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:18,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:18,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:18,042 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-11-19 21:22:18,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:18,090 INFO L93 Difference]: Finished difference Result 121 states and 174 transitions. [2019-11-19 21:22:18,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:18,091 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-19 21:22:18,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:18,092 INFO L225 Difference]: With dead ends: 121 [2019-11-19 21:22:18,092 INFO L226 Difference]: Without dead ends: 74 [2019-11-19 21:22:18,093 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 [2019-11-19 21:22:18,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-11-19 21:22:18,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 72. [2019-11-19 21:22:18,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-11-19 21:22:18,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2019-11-19 21:22:18,103 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 24 [2019-11-19 21:22:18,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:18,103 INFO L462 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2019-11-19 21:22:18,104 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2019-11-19 21:22:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-19 21:22:18,105 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:18,105 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, 1, 1, 1, 1, 1] [2019-11-19 21:22:18,106 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:18,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:18,107 INFO L82 PathProgramCache]: Analyzing trace with hash -198690772, now seen corresponding path program 1 times [2019-11-19 21:22:18,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:18,107 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206183348] [2019-11-19 21:22:18,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:18,190 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 21:22:18,190 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206183348] [2019-11-19 21:22:18,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:18,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:22:18,191 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173202923] [2019-11-19 21:22:18,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:18,192 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:18,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:18,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:18,193 INFO L87 Difference]: Start difference. First operand 72 states and 101 transitions. Second operand 5 states. [2019-11-19 21:22:18,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:18,324 INFO L93 Difference]: Finished difference Result 372 states and 538 transitions. [2019-11-19 21:22:18,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 21:22:18,324 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-11-19 21:22:18,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:18,327 INFO L225 Difference]: With dead ends: 372 [2019-11-19 21:22:18,327 INFO L226 Difference]: Without dead ends: 306 [2019-11-19 21:22:18,328 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 21:22:18,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2019-11-19 21:22:18,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 132. [2019-11-19 21:22:18,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2019-11-19 21:22:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 185 transitions. [2019-11-19 21:22:18,349 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 185 transitions. Word has length 30 [2019-11-19 21:22:18,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:18,350 INFO L462 AbstractCegarLoop]: Abstraction has 132 states and 185 transitions. [2019-11-19 21:22:18,350 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:18,350 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 185 transitions. [2019-11-19 21:22:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-19 21:22:18,352 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:18,352 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, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:18,352 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:18,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:18,353 INFO L82 PathProgramCache]: Analyzing trace with hash 473077730, now seen corresponding path program 1 times [2019-11-19 21:22:18,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:18,354 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396818988] [2019-11-19 21:22:18,354 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:18,424 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 21:22:18,424 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396818988] [2019-11-19 21:22:18,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:18,425 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:22:18,425 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36838633] [2019-11-19 21:22:18,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:18,426 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:18,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:18,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:18,428 INFO L87 Difference]: Start difference. First operand 132 states and 185 transitions. Second operand 5 states. [2019-11-19 21:22:18,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:18,593 INFO L93 Difference]: Finished difference Result 378 states and 534 transitions. [2019-11-19 21:22:18,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:22:18,593 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-11-19 21:22:18,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:18,596 INFO L225 Difference]: With dead ends: 378 [2019-11-19 21:22:18,597 INFO L226 Difference]: Without dead ends: 376 [2019-11-19 21:22:18,598 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 21:22:18,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2019-11-19 21:22:18,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 132. [2019-11-19 21:22:18,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2019-11-19 21:22:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 184 transitions. [2019-11-19 21:22:18,625 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 184 transitions. Word has length 31 [2019-11-19 21:22:18,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:18,626 INFO L462 AbstractCegarLoop]: Abstraction has 132 states and 184 transitions. [2019-11-19 21:22:18,626 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:18,628 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2019-11-19 21:22:18,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-19 21:22:18,631 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:18,635 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:18,635 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:18,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:18,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1697229364, now seen corresponding path program 1 times [2019-11-19 21:22:18,638 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:18,640 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745417283] [2019-11-19 21:22:18,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:18,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:18,698 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745417283] [2019-11-19 21:22:18,699 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:18,699 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:18,699 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56964158] [2019-11-19 21:22:18,699 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:18,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:18,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:18,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:18,705 INFO L87 Difference]: Start difference. First operand 132 states and 184 transitions. Second operand 5 states. [2019-11-19 21:22:18,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:18,801 INFO L93 Difference]: Finished difference Result 344 states and 476 transitions. [2019-11-19 21:22:18,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 21:22:18,802 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-11-19 21:22:18,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:18,804 INFO L225 Difference]: With dead ends: 344 [2019-11-19 21:22:18,806 INFO L226 Difference]: Without dead ends: 218 [2019-11-19 21:22:18,809 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-19 21:22:18,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2019-11-19 21:22:18,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 144. [2019-11-19 21:22:18,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-11-19 21:22:18,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 196 transitions. [2019-11-19 21:22:18,834 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 196 transitions. Word has length 34 [2019-11-19 21:22:18,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:18,835 INFO L462 AbstractCegarLoop]: Abstraction has 144 states and 196 transitions. [2019-11-19 21:22:18,835 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2019-11-19 21:22:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-19 21:22:18,841 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:18,842 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:18,842 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:18,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:18,843 INFO L82 PathProgramCache]: Analyzing trace with hash 2010931918, now seen corresponding path program 1 times [2019-11-19 21:22:18,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:18,844 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140860247] [2019-11-19 21:22:18,844 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:18,912 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 21:22:18,913 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140860247] [2019-11-19 21:22:18,913 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:18,913 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:22:18,913 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47932766] [2019-11-19 21:22:18,914 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 21:22:18,914 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:18,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 21:22:18,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-19 21:22:18,914 INFO L87 Difference]: Start difference. First operand 144 states and 196 transitions. Second operand 4 states. [2019-11-19 21:22:18,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:18,975 INFO L93 Difference]: Finished difference Result 340 states and 460 transitions. [2019-11-19 21:22:18,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 21:22:18,976 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-11-19 21:22:18,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:18,978 INFO L225 Difference]: With dead ends: 340 [2019-11-19 21:22:18,978 INFO L226 Difference]: Without dead ends: 202 [2019-11-19 21:22:18,979 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:18,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-11-19 21:22:18,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 152. [2019-11-19 21:22:18,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-11-19 21:22:18,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 204 transitions. [2019-11-19 21:22:18,995 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 204 transitions. Word has length 34 [2019-11-19 21:22:18,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:18,996 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 204 transitions. [2019-11-19 21:22:18,996 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 21:22:18,997 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2019-11-19 21:22:18,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-19 21:22:18,998 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:18,998 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:18,998 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:18,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:18,999 INFO L82 PathProgramCache]: Analyzing trace with hash 731068240, now seen corresponding path program 1 times [2019-11-19 21:22:18,999 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:19,000 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438361492] [2019-11-19 21:22:19,000 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:19,047 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 21:22:19,047 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438361492] [2019-11-19 21:22:19,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:19,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:19,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213038908] [2019-11-19 21:22:19,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:19,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:19,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:19,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:19,050 INFO L87 Difference]: Start difference. First operand 152 states and 204 transitions. Second operand 3 states. [2019-11-19 21:22:19,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:19,094 INFO L93 Difference]: Finished difference Result 348 states and 466 transitions. [2019-11-19 21:22:19,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:19,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-11-19 21:22:19,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:19,097 INFO L225 Difference]: With dead ends: 348 [2019-11-19 21:22:19,097 INFO L226 Difference]: Without dead ends: 202 [2019-11-19 21:22:19,098 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 [2019-11-19 21:22:19,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-11-19 21:22:19,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2019-11-19 21:22:19,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2019-11-19 21:22:19,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 264 transitions. [2019-11-19 21:22:19,120 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 264 transitions. Word has length 34 [2019-11-19 21:22:19,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:19,120 INFO L462 AbstractCegarLoop]: Abstraction has 202 states and 264 transitions. [2019-11-19 21:22:19,120 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2019-11-19 21:22:19,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-19 21:22:19,122 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:19,122 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:19,122 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:19,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:19,123 INFO L82 PathProgramCache]: Analyzing trace with hash -2047463346, now seen corresponding path program 1 times [2019-11-19 21:22:19,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:19,124 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927946963] [2019-11-19 21:22:19,124 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:19,246 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 21:22:19,246 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927946963] [2019-11-19 21:22:19,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:19,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-19 21:22:19,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927825550] [2019-11-19 21:22:19,247 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-19 21:22:19,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:19,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-19 21:22:19,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-19 21:22:19,249 INFO L87 Difference]: Start difference. First operand 202 states and 264 transitions. Second operand 8 states. [2019-11-19 21:22:19,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:19,935 INFO L93 Difference]: Finished difference Result 955 states and 1243 transitions. [2019-11-19 21:22:19,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-11-19 21:22:19,936 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2019-11-19 21:22:19,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:19,942 INFO L225 Difference]: With dead ends: 955 [2019-11-19 21:22:19,942 INFO L226 Difference]: Without dead ends: 759 [2019-11-19 21:22:19,944 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=393, Unknown=0, NotChecked=0, Total=552 [2019-11-19 21:22:19,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2019-11-19 21:22:19,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 202. [2019-11-19 21:22:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2019-11-19 21:22:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 259 transitions. [2019-11-19 21:22:19,971 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 259 transitions. Word has length 35 [2019-11-19 21:22:19,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:19,971 INFO L462 AbstractCegarLoop]: Abstraction has 202 states and 259 transitions. [2019-11-19 21:22:19,972 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-19 21:22:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 259 transitions. [2019-11-19 21:22:19,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-19 21:22:19,973 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:19,974 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:19,974 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:19,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:19,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1267099237, now seen corresponding path program 1 times [2019-11-19 21:22:19,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:19,975 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233421348] [2019-11-19 21:22:19,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:20,092 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:20,092 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233421348] [2019-11-19 21:22:20,092 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:20,092 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-19 21:22:20,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449535830] [2019-11-19 21:22:20,093 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 21:22:20,093 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:20,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 21:22:20,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:22:20,094 INFO L87 Difference]: Start difference. First operand 202 states and 259 transitions. Second operand 6 states. [2019-11-19 21:22:20,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:20,376 INFO L93 Difference]: Finished difference Result 1042 states and 1371 transitions. [2019-11-19 21:22:20,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-19 21:22:20,377 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2019-11-19 21:22:20,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:20,383 INFO L225 Difference]: With dead ends: 1042 [2019-11-19 21:22:20,384 INFO L226 Difference]: Without dead ends: 896 [2019-11-19 21:22:20,385 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2019-11-19 21:22:20,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2019-11-19 21:22:20,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 326. [2019-11-19 21:22:20,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2019-11-19 21:22:20,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 421 transitions. [2019-11-19 21:22:20,424 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 421 transitions. Word has length 56 [2019-11-19 21:22:20,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:20,425 INFO L462 AbstractCegarLoop]: Abstraction has 326 states and 421 transitions. [2019-11-19 21:22:20,425 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 21:22:20,425 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 421 transitions. [2019-11-19 21:22:20,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-19 21:22:20,427 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:20,427 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:20,428 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:20,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:20,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1968163815, now seen corresponding path program 1 times [2019-11-19 21:22:20,428 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:20,429 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735502961] [2019-11-19 21:22:20,429 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:20,527 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 21:22:20,527 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735502961] [2019-11-19 21:22:20,527 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857399624] [2019-11-19 21:22:20,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:22:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:20,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-19 21:22:20,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 21:22:20,744 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 21:22:20,746 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-19 21:22:20,746 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-11-19 21:22:20,747 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339037391] [2019-11-19 21:22:20,748 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:20,748 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:20,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:20,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-19 21:22:20,749 INFO L87 Difference]: Start difference. First operand 326 states and 421 transitions. Second operand 5 states. [2019-11-19 21:22:20,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:20,850 INFO L93 Difference]: Finished difference Result 660 states and 848 transitions. [2019-11-19 21:22:20,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 21:22:20,851 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2019-11-19 21:22:20,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:20,851 INFO L225 Difference]: With dead ends: 660 [2019-11-19 21:22:20,851 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 21:22:20,853 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-19 21:22:20,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 21:22:20,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 21:22:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 21:22:20,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 21:22:20,854 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2019-11-19 21:22:20,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:20,854 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 21:22:20,854 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:20,854 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 21:22:20,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 21:22:21,055 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:22:21,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 21:22:21,796 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 144 [2019-11-19 21:22:22,353 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-11-19 21:22:22,627 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 119 [2019-11-19 21:22:23,022 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 150 [2019-11-19 21:22:23,197 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 117 [2019-11-19 21:22:23,520 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 145 [2019-11-19 21:22:23,639 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 104 [2019-11-19 21:22:23,807 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 97 [2019-11-19 21:22:23,998 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 119 [2019-11-19 21:22:25,371 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 143 DAG size of output: 23 [2019-11-19 21:22:26,536 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-19 21:22:27,277 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 24 [2019-11-19 21:22:27,415 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 16 [2019-11-19 21:22:28,620 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 150 DAG size of output: 23 [2019-11-19 21:22:29,468 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 24 [2019-11-19 21:22:30,712 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 145 DAG size of output: 23 [2019-11-19 21:22:30,859 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 26 [2019-11-19 21:22:31,502 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 22 [2019-11-19 21:22:31,616 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 20 [2019-11-19 21:22:32,085 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 22 [2019-11-19 21:22:32,845 WARN L191 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2019-11-19 21:22:32,952 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2019-11-19 21:22:32,979 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-19 21:22:32,979 INFO L444 ceAbstractionStarter]: For program point L564(lines 564 568) no Hoare annotation was computed. [2019-11-19 21:22:32,980 INFO L440 ceAbstractionStarter]: At program point L564-2(lines 274 280) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse0 .cse1 .cse3) .cse4) (and (and .cse0 .cse2 .cse3) .cse5) (and .cse4 (and (and .cse0 .cse3) .cse5)))) [2019-11-19 21:22:32,980 INFO L444 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2019-11-19 21:22:32,980 INFO L440 ceAbstractionStarter]: At program point L498-1(lines 1 982) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) .cse3) (and .cse0 .cse1 .cse4 .cse3) (and (and .cse0 .cse4 .cse3) (not .cse2) (= 1 ~methaneLevelCritical~0)))) [2019-11-19 21:22:32,980 INFO L444 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2019-11-19 21:22:32,980 INFO L440 ceAbstractionStarter]: At program point L498-3(lines 1 982) the Hoare annotation is: false [2019-11-19 21:22:32,981 INFO L444 ceAbstractionStarter]: For program point L498-4(lines 498 511) no Hoare annotation was computed. [2019-11-19 21:22:32,981 INFO L440 ceAbstractionStarter]: At program point L498-5(lines 1 982) the Hoare annotation is: false [2019-11-19 21:22:32,982 INFO L444 ceAbstractionStarter]: For program point L369(lines 369 375) no Hoare annotation was computed. [2019-11-19 21:22:32,982 INFO L444 ceAbstractionStarter]: For program point L336(lines 336 344) no Hoare annotation was computed. [2019-11-19 21:22:32,982 INFO L444 ceAbstractionStarter]: For program point L369-2(lines 369 375) no Hoare annotation was computed. [2019-11-19 21:22:32,982 INFO L444 ceAbstractionStarter]: For program point L336-1(lines 336 344) no Hoare annotation was computed. [2019-11-19 21:22:32,982 INFO L444 ceAbstractionStarter]: For program point L336-2(lines 336 344) no Hoare annotation was computed. [2019-11-19 21:22:32,982 INFO L444 ceAbstractionStarter]: For program point L369-4(lines 369 375) no Hoare annotation was computed. [2019-11-19 21:22:32,983 INFO L444 ceAbstractionStarter]: For program point L369-6(lines 369 375) no Hoare annotation was computed. [2019-11-19 21:22:32,983 INFO L444 ceAbstractionStarter]: For program point L369-8(lines 369 375) no Hoare annotation was computed. [2019-11-19 21:22:32,983 INFO L444 ceAbstractionStarter]: For program point L369-10(lines 369 375) no Hoare annotation was computed. [2019-11-19 21:22:32,983 INFO L444 ceAbstractionStarter]: For program point L502(lines 502 508) no Hoare annotation was computed. [2019-11-19 21:22:32,983 INFO L444 ceAbstractionStarter]: For program point L502-2(lines 502 508) no Hoare annotation was computed. [2019-11-19 21:22:32,984 INFO L440 ceAbstractionStarter]: At program point L403(lines 398 406) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0)) [2019-11-19 21:22:32,984 INFO L440 ceAbstractionStarter]: At program point L403-1(lines 398 406) the Hoare annotation is: false [2019-11-19 21:22:32,984 INFO L444 ceAbstractionStarter]: For program point L502-4(lines 502 508) no Hoare annotation was computed. [2019-11-19 21:22:32,984 INFO L440 ceAbstractionStarter]: At program point L403-2(lines 398 406) the Hoare annotation is: false [2019-11-19 21:22:32,984 INFO L440 ceAbstractionStarter]: At program point L172-2(lines 172 186) the Hoare annotation is: false [2019-11-19 21:22:32,985 INFO L444 ceAbstractionStarter]: For program point L536(lines 536 542) no Hoare annotation was computed. [2019-11-19 21:22:32,985 INFO L440 ceAbstractionStarter]: At program point L536-1(lines 536 542) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) .cse3) (and .cse0 .cse1 .cse4 .cse3) (and (and .cse0 .cse4 .cse3) (not .cse2) (= 1 ~methaneLevelCritical~0)))) [2019-11-19 21:22:32,985 INFO L444 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-11-19 21:22:32,985 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-11-19 21:22:32,985 INFO L444 ceAbstractionStarter]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2019-11-19 21:22:32,985 INFO L444 ceAbstractionStarter]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2019-11-19 21:22:32,985 INFO L444 ceAbstractionStarter]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2019-11-19 21:22:32,985 INFO L444 ceAbstractionStarter]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2019-11-19 21:22:32,985 INFO L444 ceAbstractionStarter]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 475) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L471-2(lines 471 475) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L471-3(lines 471 475) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 323) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L471-5(lines 471 475) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L306-1(lines 306 323) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L471-6(lines 471 475) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L306-2(lines 306 323) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L306-3(lines 306 323) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L471-8(lines 471 475) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L306-4(lines 306 323) no Hoare annotation was computed. [2019-11-19 21:22:32,986 INFO L444 ceAbstractionStarter]: For program point L306-5(lines 306 323) no Hoare annotation was computed. [2019-11-19 21:22:32,987 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 79) no Hoare annotation was computed. [2019-11-19 21:22:32,987 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-19 21:22:32,987 INFO L440 ceAbstractionStarter]: At program point L274(lines 273 292) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (not (= 0 ~waterLevel~0)))) (or (and .cse0 (and (and .cse1 .cse2) .cse3)) (and .cse1 .cse4 .cse5 .cse2) (and (and .cse1 .cse5 .cse2) .cse3) (and (and .cse1 .cse4 .cse2) .cse0))) [2019-11-19 21:22:32,987 INFO L444 ceAbstractionStarter]: For program point L274-1(lines 274 280) no Hoare annotation was computed. [2019-11-19 21:22:32,987 INFO L440 ceAbstractionStarter]: At program point L274-2(lines 273 292) the Hoare annotation is: false [2019-11-19 21:22:32,987 INFO L440 ceAbstractionStarter]: At program point L274-3(lines 273 292) the Hoare annotation is: false [2019-11-19 21:22:32,988 INFO L440 ceAbstractionStarter]: At program point L605(lines 1 982) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L176(lines 176 180) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L176-1(lines 274 280) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L440 ceAbstractionStarter]: At program point L574(lines 525 575) the Hoare annotation is: false [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 318) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L310-1(lines 310 318) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L310-2(lines 310 318) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L310-3(lines 310 318) no Hoare annotation was computed. [2019-11-19 21:22:32,988 INFO L444 ceAbstractionStarter]: For program point L310-4(lines 310 318) no Hoare annotation was computed. [2019-11-19 21:22:32,989 INFO L440 ceAbstractionStarter]: At program point L145(lines 136 149) the Hoare annotation is: false [2019-11-19 21:22:32,989 INFO L444 ceAbstractionStarter]: For program point L310-5(lines 310 318) no Hoare annotation was computed. [2019-11-19 21:22:32,989 INFO L440 ceAbstractionStarter]: At program point L145-1(lines 136 149) the Hoare annotation is: (let ((.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (and .cse3 (= 0 ~methaneLevelCritical~0) .cse4 .cse5)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and .cse3 .cse1 .cse4 .cse5 .cse6) (and .cse2 .cse3 .cse4 .cse5 .cse6)))) [2019-11-19 21:22:32,989 INFO L440 ceAbstractionStarter]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2019-11-19 21:22:32,989 INFO L440 ceAbstractionStarter]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2019-11-19 21:22:32,989 INFO L440 ceAbstractionStarter]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2019-11-19 21:22:32,989 INFO L440 ceAbstractionStarter]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2019-11-19 21:22:32,989 INFO L440 ceAbstractionStarter]: At program point L477(lines 462 480) the Hoare annotation is: (let ((.cse0 (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~1)) (.cse3 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse4 (not (= 0 ~waterLevel~0))) (.cse5 (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5)) (.cse6 (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 (= 0 ~methaneLevelCritical~0) .cse2) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse3 .cse4 .cse5 .cse6 (and (and .cse1 .cse2) (= 1 ~methaneLevelCritical~0))))) [2019-11-19 21:22:32,990 INFO L440 ceAbstractionStarter]: At program point L477-1(lines 462 480) the Hoare annotation is: false [2019-11-19 21:22:32,990 INFO L440 ceAbstractionStarter]: At program point L477-2(lines 462 480) the Hoare annotation is: false [2019-11-19 21:22:32,990 INFO L440 ceAbstractionStarter]: At program point L281(lines 281 287) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse0 .cse2 .cse3) (= 1 ~methaneLevelCritical~0)) (and (and .cse0 .cse1 .cse3) (<= 2 ~waterLevel~0)))) [2019-11-19 21:22:32,990 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 255) no Hoare annotation was computed. [2019-11-19 21:22:32,990 INFO L440 ceAbstractionStarter]: At program point L281-1(lines 281 287) the Hoare annotation is: false [2019-11-19 21:22:32,990 INFO L440 ceAbstractionStarter]: At program point L281-2(lines 281 287) the Hoare annotation is: false [2019-11-19 21:22:32,990 INFO L447 ceAbstractionStarter]: At program point L248-1(lines 248 255) the Hoare annotation is: true [2019-11-19 21:22:32,990 INFO L444 ceAbstractionStarter]: For program point L546(lines 546 552) no Hoare annotation was computed. [2019-11-19 21:22:32,990 INFO L440 ceAbstractionStarter]: At program point L546-1(lines 546 552) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 1 ~methaneLevelCritical~0))) (or (and (and (and .cse0 .cse1) .cse2) .cse3) (and .cse0 .cse4 .cse5 .cse1) (and (and .cse0 .cse4 .cse1) .cse3) (and (and .cse0 .cse5 .cse1) .cse2))) [2019-11-19 21:22:32,990 INFO L440 ceAbstractionStarter]: At program point L613(lines 608 616) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:32,991 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 21:22:32,991 INFO L444 ceAbstractionStarter]: For program point L87(lines 87 91) no Hoare annotation was computed. [2019-11-19 21:22:32,991 INFO L444 ceAbstractionStarter]: For program point L452(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,991 INFO L444 ceAbstractionStarter]: For program point L452-2(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,991 INFO L444 ceAbstractionStarter]: For program point L452-3(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,991 INFO L444 ceAbstractionStarter]: For program point L452-5(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,991 INFO L444 ceAbstractionStarter]: For program point L452-6(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,992 INFO L440 ceAbstractionStarter]: At program point L221(lines 217 223) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:32,992 INFO L444 ceAbstractionStarter]: For program point L452-8(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,992 INFO L440 ceAbstractionStarter]: At program point L155(lines 150 158) the Hoare annotation is: (let ((.cse2 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse3 (not (= 0 ~waterLevel~0))) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) .cse2 .cse3) (and .cse2 .cse3 (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0))))) [2019-11-19 21:22:32,992 INFO L444 ceAbstractionStarter]: For program point L452-9(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,992 INFO L440 ceAbstractionStarter]: At program point L155-1(lines 150 158) the Hoare annotation is: false [2019-11-19 21:22:32,992 INFO L444 ceAbstractionStarter]: For program point L452-11(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,992 INFO L440 ceAbstractionStarter]: At program point L155-2(lines 150 158) the Hoare annotation is: false [2019-11-19 21:22:32,992 INFO L444 ceAbstractionStarter]: For program point L452-12(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,992 INFO L444 ceAbstractionStarter]: For program point L452-14(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,992 INFO L444 ceAbstractionStarter]: For program point L452-15(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,992 INFO L444 ceAbstractionStarter]: For program point L452-17(lines 452 456) no Hoare annotation was computed. [2019-11-19 21:22:32,993 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 21:22:32,993 INFO L447 ceAbstractionStarter]: At program point L257(lines 238 260) the Hoare annotation is: true [2019-11-19 21:22:32,993 INFO L444 ceAbstractionStarter]: For program point L556(lines 556 569) no Hoare annotation was computed. [2019-11-19 21:22:32,993 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 21:22:32,993 INFO L440 ceAbstractionStarter]: At program point L458(lines 443 461) the Hoare annotation is: false [2019-11-19 21:22:32,993 INFO L440 ceAbstractionStarter]: At program point L458-1(lines 443 461) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse0 (and .cse2 (= 0 ~methaneLevelCritical~0) .cse3 .cse4)) (.cse7 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (or (and .cse0 .cse1) (and .cse2 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse2 .cse7 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7)))) [2019-11-19 21:22:32,993 INFO L440 ceAbstractionStarter]: At program point L458-2(lines 443 461) the Hoare annotation is: false [2019-11-19 21:22:32,993 INFO L440 ceAbstractionStarter]: At program point L458-3(lines 443 461) the Hoare annotation is: false [2019-11-19 21:22:32,993 INFO L440 ceAbstractionStarter]: At program point L458-4(lines 443 461) the Hoare annotation is: false [2019-11-19 21:22:32,993 INFO L440 ceAbstractionStarter]: At program point L458-5(lines 443 461) the Hoare annotation is: false [2019-11-19 21:22:32,993 INFO L444 ceAbstractionStarter]: For program point L63(lines 63 67) no Hoare annotation was computed. [2019-11-19 21:22:32,994 INFO L444 ceAbstractionStarter]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2019-11-19 21:22:32,994 INFO L444 ceAbstractionStarter]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2019-11-19 21:22:32,994 INFO L440 ceAbstractionStarter]: At program point L394(lines 387 397) the Hoare annotation is: false [2019-11-19 21:22:32,994 INFO L440 ceAbstractionStarter]: At program point L394-1(lines 387 397) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4) (and (not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) .cse0 .cse1 .cse3 (not .cse2) .cse4 (= 1 ~methaneLevelCritical~0)))) [2019-11-19 21:22:32,994 INFO L440 ceAbstractionStarter]: At program point L394-2(lines 387 397) the Hoare annotation is: false [2019-11-19 21:22:32,994 INFO L440 ceAbstractionStarter]: At program point L394-3(lines 387 397) the Hoare annotation is: false [2019-11-19 21:22:32,994 INFO L440 ceAbstractionStarter]: At program point L394-4(lines 387 397) the Hoare annotation is: false [2019-11-19 21:22:32,994 INFO L440 ceAbstractionStarter]: At program point L394-5(lines 387 397) the Hoare annotation is: false [2019-11-19 21:22:32,994 INFO L444 ceAbstractionStarter]: For program point L527(lines 526 573) no Hoare annotation was computed. [2019-11-19 21:22:32,994 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 21:22:32,995 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-19 21:22:32,995 INFO L444 ceAbstractionStarter]: For program point L528(lines 528 532) no Hoare annotation was computed. [2019-11-19 21:22:32,995 INFO L440 ceAbstractionStarter]: At program point L100(lines 95 103) the Hoare annotation is: false [2019-11-19 21:22:32,995 INFO L440 ceAbstractionStarter]: At program point L100-1(lines 95 103) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse3 .cse2 .cse4))) [2019-11-19 21:22:32,995 INFO L440 ceAbstractionStarter]: At program point L100-2(lines 95 103) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse0 .cse3 .cse4) (not .cse2) (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse4))) [2019-11-19 21:22:32,995 INFO L440 ceAbstractionStarter]: At program point L100-3(lines 95 103) the Hoare annotation is: false [2019-11-19 21:22:32,995 INFO L440 ceAbstractionStarter]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2019-11-19 21:22:32,996 INFO L440 ceAbstractionStarter]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2019-11-19 21:22:32,996 INFO L440 ceAbstractionStarter]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2019-11-19 21:22:32,996 INFO L440 ceAbstractionStarter]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2019-11-19 21:22:32,996 INFO L440 ceAbstractionStarter]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2019-11-19 21:22:32,996 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 349) no Hoare annotation was computed. [2019-11-19 21:22:32,996 INFO L444 ceAbstractionStarter]: For program point L332-1(lines 332 349) no Hoare annotation was computed. [2019-11-19 21:22:32,997 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 349) no Hoare annotation was computed. [2019-11-19 21:22:33,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 09:22:33 BoogieIcfgContainer [2019-11-19 21:22:33,034 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 21:22:33,035 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 21:22:33,035 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 21:22:33,035 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 21:22:33,036 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:17" (3/4) ... [2019-11-19 21:22:33,040 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 21:22:33,065 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 21:22:33,067 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-19 21:22:33,068 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-19 21:22:33,070 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 21:22:33,071 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 21:22:33,072 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 21:22:33,108 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical) [2019-11-19 21:22:33,109 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical) [2019-11-19 21:22:33,112 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && 0 == splverifierCounter) [2019-11-19 21:22:33,113 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == \result) && !(0 == waterLevel)) || ((0 == \result && !(0 == waterLevel)) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 21:22:33,114 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 2 <= waterLevel) || (\result == 1 && ((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((\result == 1 && 1 == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 21:22:33,114 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical [2019-11-19 21:22:33,115 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= tmp___0 && (1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) || (((((1 <= tmp___0 && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 21:22:33,115 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 2 <= waterLevel) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((0 == \result && 1 == systemActive) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((0 == \result && ((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == tmp___0) [2019-11-19 21:22:33,117 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:22:33,118 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((!(0 == \result) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 21:22:33,260 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 21:22:33,260 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 21:22:33,262 INFO L168 Benchmark]: Toolchain (without parser) took 18177.88 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 399.0 MB). Free memory was 951.0 MB in the beginning and 783.9 MB in the end (delta: 167.1 MB). Peak memory consumption was 566.0 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:33,263 INFO L168 Benchmark]: CDTParser took 0.28 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 21:22:33,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:33,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.11 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:33,265 INFO L168 Benchmark]: Boogie Preprocessor took 67.32 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:33,265 INFO L168 Benchmark]: RCFGBuilder took 1231.44 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: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:33,266 INFO L168 Benchmark]: TraceAbstraction took 15886.82 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 286.8 MB). Free memory was 1.0 GB in the beginning and 807.6 MB in the end (delta: 193.8 MB). Peak memory consumption was 510.4 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:33,266 INFO L168 Benchmark]: Witness Printer took 225.80 ms. Allocated memory is still 1.4 GB. Free memory was 807.6 MB in the beginning and 783.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:33,270 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 682.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.11 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.32 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1231.44 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: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15886.82 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 286.8 MB). Free memory was 1.0 GB in the beginning and 807.6 MB in the end (delta: 193.8 MB). Peak memory consumption was 510.4 MB. Max. memory is 11.5 GB. * Witness Printer took 225.80 ms. Allocated memory is still 1.4 GB. Free memory was 807.6 MB in the beginning and 783.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (((!(0 == waterLevel) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && !(0 == waterLevel)) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 2 <= waterLevel) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 2 <= waterLevel) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((0 == \result && 1 == systemActive) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((0 == \result && ((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == tmp___0) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 2 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (2 <= waterLevel && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == \result) && !(0 == waterLevel)) || ((0 == \result && !(0 == waterLevel)) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 2 <= waterLevel) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 2 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((1 <= tmp___0 && (1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) || (((((1 <= tmp___0 && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 2 <= waterLevel) || (\result == 1 && ((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((\result == 1 && 1 == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((!(0 == \result) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Result: SAFE, OverallTime: 15.7s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.9s, HoareTripleCheckerStatistics: 1413 SDtfs, 1966 SDslu, 2938 SDs, 0 SdLazy, 388 SolverSat, 73 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 157 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=326occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1671 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 211 NumberOfFragments, 783 HoareAnnotationTreeSize, 55 FomulaSimplifications, 1862289 FormulaSimplificationTreeSizeReduction, 2.9s HoareSimplificationTime, 55 FomulaSimplificationsInter, 768279 FormulaSimplificationTreeSizeReductionInter, 8.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 445 NumberOfCodeBlocks, 445 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 432 ConstructedInterpolants, 0 QuantifiedInterpolants, 27861 SizeOfPredicates, 4 NumberOfNonLiveVariables, 423 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 40/42 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...