./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product61.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 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 19:00:30,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:00:30,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:00:30,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:00:30,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:00:30,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:00:30,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:00:30,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:00:30,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:00:30,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:00:30,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:00:30,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:00:30,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:00:30,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:00:30,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:00:30,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:00:30,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:00:30,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:00:30,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:00:30,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:00:30,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:00:30,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:00:30,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:00:30,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:00:30,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:00:30,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:00:30,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:00:30,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:00:30,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:00:30,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:00:30,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:00:30,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:00:30,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:00:30,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:00:30,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:00:30,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:00:30,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:00:30,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:00:30,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:00:30,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:00:30,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:00:30,204 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:00:30,221 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:00:30,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:00:30,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:00:30,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:00:30,223 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:00:30,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:00:30,223 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:00:30,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:00:30,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:00:30,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:00:30,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:00:30,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:00:30,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:00:30,225 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:00:30,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:00:30,225 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:00:30,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:00:30,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:00:30,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:00:30,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:00:30,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:00:30,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:00:30,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:00:30,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:00:30,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:00:30,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:00:30,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:00:30,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:00:30,228 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:00:30,229 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 -> 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f [2020-07-28 19:00:30,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:00:30,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:00:30,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:00:30,560 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:00:30,563 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:00:30,565 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2020-07-28 19:00:30,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a13e27bf6/5cb93521378e49988c72b069161fec5b/FLAG8b55eaae3 [2020-07-28 19:00:31,104 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:00:31,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2020-07-28 19:00:31,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a13e27bf6/5cb93521378e49988c72b069161fec5b/FLAG8b55eaae3 [2020-07-28 19:00:31,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a13e27bf6/5cb93521378e49988c72b069161fec5b [2020-07-28 19:00:31,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:00:31,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:00:31,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:00:31,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:00:31,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:00:31,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:00:31" (1/1) ... [2020-07-28 19:00:31,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7259abf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:31, skipping insertion in model container [2020-07-28 19:00:31,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:00:31" (1/1) ... [2020-07-28 19:00:31,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:00:31,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:00:32,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:00:32,031 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:00:32,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:00:32,155 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:00:32,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32 WrapperNode [2020-07-28 19:00:32,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:00:32,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:00:32,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:00:32,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:00:32,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:00:32,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:00:32,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:00:32,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:00:32,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (1/1) ... [2020-07-28 19:00:32,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:00:32,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:00:32,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:00:32,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:00:32,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (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 [2020-07-28 19:00:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:00:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:00:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:00:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:00:34,993 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:00:34,993 INFO L295 CfgBuilder]: Removed 350 assume(true) statements. [2020-07-28 19:00:34,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:00:34 BoogieIcfgContainer [2020-07-28 19:00:35,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:00:35,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:00:35,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:00:35,005 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:00:35,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:00:31" (1/3) ... [2020-07-28 19:00:35,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd493aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:00:35, skipping insertion in model container [2020-07-28 19:00:35,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:32" (2/3) ... [2020-07-28 19:00:35,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd493aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:00:35, skipping insertion in model container [2020-07-28 19:00:35,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:00:34" (3/3) ... [2020-07-28 19:00:35,010 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2020-07-28 19:00:35,021 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:00:35,030 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:00:35,044 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:00:35,072 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:00:35,073 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:00:35,073 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:00:35,073 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:00:35,074 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:00:35,074 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:00:35,075 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:00:35,075 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:00:35,097 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2020-07-28 19:00:35,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-28 19:00:35,106 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:35,107 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:00:35,107 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:35,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:35,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1680546116, now seen corresponding path program 1 times [2020-07-28 19:00:35,126 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:35,127 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482022754] [2020-07-28 19:00:35,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:35,453 INFO L280 TraceCheckUtils]: 0: Hoare triple {232#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {232#true} is VALID [2020-07-28 19:00:35,454 INFO L280 TraceCheckUtils]: 1: Hoare triple {232#true} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {232#true} is VALID [2020-07-28 19:00:35,454 INFO L280 TraceCheckUtils]: 2: Hoare triple {232#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {232#true} is VALID [2020-07-28 19:00:35,455 INFO L280 TraceCheckUtils]: 3: Hoare triple {232#true} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {232#true} is VALID [2020-07-28 19:00:35,455 INFO L280 TraceCheckUtils]: 4: Hoare triple {232#true} assume 0 != main_~tmp~1; {232#true} is VALID [2020-07-28 19:00:35,457 INFO L280 TraceCheckUtils]: 5: Hoare triple {232#true} ~methAndRunningLastTime~0 := 0; {232#true} is VALID [2020-07-28 19:00:35,458 INFO L280 TraceCheckUtils]: 6: Hoare triple {232#true} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {232#true} is VALID [2020-07-28 19:00:35,459 INFO L280 TraceCheckUtils]: 7: Hoare triple {232#true} assume false; {233#false} is VALID [2020-07-28 19:00:35,459 INFO L280 TraceCheckUtils]: 8: Hoare triple {233#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {233#false} is VALID [2020-07-28 19:00:35,460 INFO L280 TraceCheckUtils]: 9: Hoare triple {233#false} assume !(0 != ~pumpRunning~0); {233#false} is VALID [2020-07-28 19:00:35,461 INFO L280 TraceCheckUtils]: 10: Hoare triple {233#false} assume !(0 != ~systemActive~0); {233#false} is VALID [2020-07-28 19:00:35,461 INFO L280 TraceCheckUtils]: 11: Hoare triple {233#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {233#false} is VALID [2020-07-28 19:00:35,461 INFO L280 TraceCheckUtils]: 12: Hoare triple {233#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {233#false} is VALID [2020-07-28 19:00:35,493 INFO L280 TraceCheckUtils]: 13: Hoare triple {233#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {233#false} is VALID [2020-07-28 19:00:35,494 INFO L280 TraceCheckUtils]: 14: Hoare triple {233#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {233#false} is VALID [2020-07-28 19:00:35,498 INFO L280 TraceCheckUtils]: 15: Hoare triple {233#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {233#false} is VALID [2020-07-28 19:00:35,499 INFO L280 TraceCheckUtils]: 16: Hoare triple {233#false} assume 0 != ~methAndRunningLastTime~0; {233#false} is VALID [2020-07-28 19:00:35,499 INFO L280 TraceCheckUtils]: 17: Hoare triple {233#false} assume !false; {233#false} is VALID [2020-07-28 19:00:35,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:35,507 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482022754] [2020-07-28 19:00:35,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:35,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:00:35,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120271143] [2020-07-28 19:00:35,516 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 19:00:35,518 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:35,522 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:00:35,575 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:35,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:00:35,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:35,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:00:35,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:00:35,587 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2020-07-28 19:00:36,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:36,251 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2020-07-28 19:00:36,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:00:36,251 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 19:00:36,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:36,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:00:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 678 transitions. [2020-07-28 19:00:36,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:00:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 678 transitions. [2020-07-28 19:00:36,280 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 678 transitions. [2020-07-28 19:00:37,069 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 678 edges. 678 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:37,095 INFO L225 Difference]: With dead ends: 451 [2020-07-28 19:00:37,095 INFO L226 Difference]: Without dead ends: 225 [2020-07-28 19:00:37,100 INFO L675 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 [2020-07-28 19:00:37,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-07-28 19:00:37,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-07-28 19:00:37,192 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:37,192 INFO L82 GeneralOperation]: Start isEquivalent. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:37,193 INFO L74 IsIncluded]: Start isIncluded. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:37,193 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:37,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:37,208 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-07-28 19:00:37,209 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-07-28 19:00:37,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:37,211 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:37,212 INFO L74 IsIncluded]: Start isIncluded. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:37,212 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:37,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:37,226 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-07-28 19:00:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-07-28 19:00:37,228 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:37,229 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:37,229 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:37,229 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:37,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-07-28 19:00:37,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2020-07-28 19:00:37,244 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2020-07-28 19:00:37,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:37,245 INFO L479 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2020-07-28 19:00:37,245 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:00:37,245 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-07-28 19:00:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 19:00:37,246 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:37,246 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:00:37,247 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:00:37,247 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:37,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:37,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1461710147, now seen corresponding path program 1 times [2020-07-28 19:00:37,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:37,248 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810466726] [2020-07-28 19:00:37,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:37,383 INFO L280 TraceCheckUtils]: 0: Hoare triple {1629#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1629#true} is VALID [2020-07-28 19:00:37,384 INFO L280 TraceCheckUtils]: 1: Hoare triple {1629#true} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {1629#true} is VALID [2020-07-28 19:00:37,384 INFO L280 TraceCheckUtils]: 2: Hoare triple {1629#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {1629#true} is VALID [2020-07-28 19:00:37,385 INFO L280 TraceCheckUtils]: 3: Hoare triple {1629#true} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {1629#true} is VALID [2020-07-28 19:00:37,385 INFO L280 TraceCheckUtils]: 4: Hoare triple {1629#true} assume 0 != main_~tmp~1; {1629#true} is VALID [2020-07-28 19:00:37,386 INFO L280 TraceCheckUtils]: 5: Hoare triple {1629#true} ~methAndRunningLastTime~0 := 0; {1629#true} is VALID [2020-07-28 19:00:37,387 INFO L280 TraceCheckUtils]: 6: Hoare triple {1629#true} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1631#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:00:37,388 INFO L280 TraceCheckUtils]: 7: Hoare triple {1631#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {1631#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:00:37,390 INFO L280 TraceCheckUtils]: 8: Hoare triple {1631#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {1630#false} is VALID [2020-07-28 19:00:37,390 INFO L280 TraceCheckUtils]: 9: Hoare triple {1630#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {1630#false} is VALID [2020-07-28 19:00:37,390 INFO L280 TraceCheckUtils]: 10: Hoare triple {1630#false} assume !(0 != ~pumpRunning~0); {1630#false} is VALID [2020-07-28 19:00:37,391 INFO L280 TraceCheckUtils]: 11: Hoare triple {1630#false} assume !(0 != ~systemActive~0); {1630#false} is VALID [2020-07-28 19:00:37,391 INFO L280 TraceCheckUtils]: 12: Hoare triple {1630#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {1630#false} is VALID [2020-07-28 19:00:37,391 INFO L280 TraceCheckUtils]: 13: Hoare triple {1630#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {1630#false} is VALID [2020-07-28 19:00:37,392 INFO L280 TraceCheckUtils]: 14: Hoare triple {1630#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {1630#false} is VALID [2020-07-28 19:00:37,392 INFO L280 TraceCheckUtils]: 15: Hoare triple {1630#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {1630#false} is VALID [2020-07-28 19:00:37,393 INFO L280 TraceCheckUtils]: 16: Hoare triple {1630#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {1630#false} is VALID [2020-07-28 19:00:37,393 INFO L280 TraceCheckUtils]: 17: Hoare triple {1630#false} assume 0 != ~methAndRunningLastTime~0; {1630#false} is VALID [2020-07-28 19:00:37,393 INFO L280 TraceCheckUtils]: 18: Hoare triple {1630#false} assume !false; {1630#false} is VALID [2020-07-28 19:00:37,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:37,395 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810466726] [2020-07-28 19:00:37,395 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:37,396 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:00:37,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228652612] [2020-07-28 19:00:37,398 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 19:00:37,398 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:37,398 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:00:37,433 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:37,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:00:37,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:37,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:00:37,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:00:37,434 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2020-07-28 19:00:37,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:37,745 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-07-28 19:00:37,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:00:37,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 19:00:37,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:37,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 331 transitions. [2020-07-28 19:00:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:37,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 331 transitions. [2020-07-28 19:00:37,754 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 331 transitions. [2020-07-28 19:00:38,122 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 331 edges. 331 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:38,125 INFO L225 Difference]: With dead ends: 225 [2020-07-28 19:00:38,126 INFO L226 Difference]: Without dead ends: 85 [2020-07-28 19:00:38,127 INFO L675 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 [2020-07-28 19:00:38,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-28 19:00:38,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-28 19:00:38,167 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:38,168 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:38,168 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:38,168 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:38,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:38,172 INFO L93 Difference]: Finished difference Result 85 states and 124 transitions. [2020-07-28 19:00:38,172 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-07-28 19:00:38,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:38,175 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:38,175 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:38,175 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:38,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:38,180 INFO L93 Difference]: Finished difference Result 85 states and 124 transitions. [2020-07-28 19:00:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-07-28 19:00:38,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:38,181 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:38,181 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:38,181 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:38,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-28 19:00:38,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-07-28 19:00:38,185 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-07-28 19:00:38,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:38,186 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-07-28 19:00:38,186 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:00:38,186 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-07-28 19:00:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 19:00:38,187 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:38,187 INFO L422 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] [2020-07-28 19:00:38,188 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:00:38,188 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:38,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:38,188 INFO L82 PathProgramCache]: Analyzing trace with hash -1946007882, now seen corresponding path program 1 times [2020-07-28 19:00:38,189 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:38,189 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116803864] [2020-07-28 19:00:38,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:38,364 INFO L280 TraceCheckUtils]: 0: Hoare triple {2236#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {2238#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:00:38,365 INFO L280 TraceCheckUtils]: 1: Hoare triple {2238#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {2238#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:00:38,366 INFO L280 TraceCheckUtils]: 2: Hoare triple {2238#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {2239#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} is VALID [2020-07-28 19:00:38,367 INFO L280 TraceCheckUtils]: 3: Hoare triple {2239#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {2240#(= ULTIMATE.start_main_~tmp~1 ~systemActive~0)} is VALID [2020-07-28 19:00:38,369 INFO L280 TraceCheckUtils]: 4: Hoare triple {2240#(= ULTIMATE.start_main_~tmp~1 ~systemActive~0)} assume 0 != main_~tmp~1; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,370 INFO L280 TraceCheckUtils]: 5: Hoare triple {2241#(not (= 0 ~systemActive~0))} ~methAndRunningLastTime~0 := 0; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,371 INFO L280 TraceCheckUtils]: 6: Hoare triple {2241#(not (= 0 ~systemActive~0))} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,372 INFO L280 TraceCheckUtils]: 7: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume !false; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,373 INFO L280 TraceCheckUtils]: 8: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume test_~splverifierCounter~0 < 4; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,374 INFO L280 TraceCheckUtils]: 9: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,375 INFO L280 TraceCheckUtils]: 10: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp~5); {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,376 INFO L280 TraceCheckUtils]: 11: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,377 INFO L280 TraceCheckUtils]: 12: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp___0~1); {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,378 INFO L280 TraceCheckUtils]: 13: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,379 INFO L280 TraceCheckUtils]: 14: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume 0 != test_~tmp___2~0; {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,384 INFO L280 TraceCheckUtils]: 15: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2241#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:00:38,385 INFO L280 TraceCheckUtils]: 16: Hoare triple {2241#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2237#false} is VALID [2020-07-28 19:00:38,386 INFO L280 TraceCheckUtils]: 17: Hoare triple {2237#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {2237#false} is VALID [2020-07-28 19:00:38,386 INFO L280 TraceCheckUtils]: 18: Hoare triple {2237#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {2237#false} is VALID [2020-07-28 19:00:38,386 INFO L280 TraceCheckUtils]: 19: Hoare triple {2237#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {2237#false} is VALID [2020-07-28 19:00:38,387 INFO L280 TraceCheckUtils]: 20: Hoare triple {2237#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {2237#false} is VALID [2020-07-28 19:00:38,387 INFO L280 TraceCheckUtils]: 21: Hoare triple {2237#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {2237#false} is VALID [2020-07-28 19:00:38,387 INFO L280 TraceCheckUtils]: 22: Hoare triple {2237#false} assume 0 != ~methAndRunningLastTime~0; {2237#false} is VALID [2020-07-28 19:00:38,388 INFO L280 TraceCheckUtils]: 23: Hoare triple {2237#false} assume !false; {2237#false} is VALID [2020-07-28 19:00:38,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:38,393 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116803864] [2020-07-28 19:00:38,394 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:38,394 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:00:38,394 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412575341] [2020-07-28 19:00:38,395 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-07-28 19:00:38,395 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:38,395 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:00:38,435 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:38,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:00:38,435 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:38,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:00:38,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:00:38,437 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 6 states. [2020-07-28 19:00:39,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:39,107 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2020-07-28 19:00:39,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 19:00:39,107 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-07-28 19:00:39,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:00:39,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 241 transitions. [2020-07-28 19:00:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:00:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 241 transitions. [2020-07-28 19:00:39,114 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 241 transitions. [2020-07-28 19:00:39,410 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 241 edges. 241 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:39,413 INFO L225 Difference]: With dead ends: 163 [2020-07-28 19:00:39,413 INFO L226 Difference]: Without dead ends: 85 [2020-07-28 19:00:39,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:00:39,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-28 19:00:39,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-28 19:00:39,504 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:39,504 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,505 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,505 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:39,510 INFO L93 Difference]: Finished difference Result 85 states and 123 transitions. [2020-07-28 19:00:39,510 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-07-28 19:00:39,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:39,511 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:39,511 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,511 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:39,519 INFO L93 Difference]: Finished difference Result 85 states and 123 transitions. [2020-07-28 19:00:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-07-28 19:00:39,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:39,520 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:39,520 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:39,520 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-28 19:00:39,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-07-28 19:00:39,524 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-07-28 19:00:39,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:39,525 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-07-28 19:00:39,525 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:00:39,525 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-07-28 19:00:39,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-28 19:00:39,526 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:39,526 INFO L422 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] [2020-07-28 19:00:39,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:00:39,527 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:39,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:39,527 INFO L82 PathProgramCache]: Analyzing trace with hash -427711681, now seen corresponding path program 1 times [2020-07-28 19:00:39,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:39,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334661276] [2020-07-28 19:00:39,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:39,629 INFO L280 TraceCheckUtils]: 0: Hoare triple {2761#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,630 INFO L280 TraceCheckUtils]: 1: Hoare triple {2763#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,631 INFO L280 TraceCheckUtils]: 2: Hoare triple {2763#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,631 INFO L280 TraceCheckUtils]: 3: Hoare triple {2763#(= 0 ~pumpRunning~0)} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,632 INFO L280 TraceCheckUtils]: 4: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~1; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,632 INFO L280 TraceCheckUtils]: 5: Hoare triple {2763#(= 0 ~pumpRunning~0)} ~methAndRunningLastTime~0 := 0; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,633 INFO L280 TraceCheckUtils]: 6: Hoare triple {2763#(= 0 ~pumpRunning~0)} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,634 INFO L280 TraceCheckUtils]: 7: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume !false; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,634 INFO L280 TraceCheckUtils]: 8: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,635 INFO L280 TraceCheckUtils]: 9: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,635 INFO L280 TraceCheckUtils]: 10: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,636 INFO L280 TraceCheckUtils]: 11: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,637 INFO L280 TraceCheckUtils]: 12: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,637 INFO L280 TraceCheckUtils]: 13: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,638 INFO L280 TraceCheckUtils]: 14: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,639 INFO L280 TraceCheckUtils]: 15: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,639 INFO L280 TraceCheckUtils]: 16: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,640 INFO L280 TraceCheckUtils]: 17: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,640 INFO L280 TraceCheckUtils]: 18: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {2763#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:39,641 INFO L280 TraceCheckUtils]: 19: Hoare triple {2763#(= 0 ~pumpRunning~0)} assume !(0 == ~pumpRunning~0); {2762#false} is VALID [2020-07-28 19:00:39,641 INFO L280 TraceCheckUtils]: 20: Hoare triple {2762#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {2762#false} is VALID [2020-07-28 19:00:39,642 INFO L280 TraceCheckUtils]: 21: Hoare triple {2762#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {2762#false} is VALID [2020-07-28 19:00:39,642 INFO L280 TraceCheckUtils]: 22: Hoare triple {2762#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {2762#false} is VALID [2020-07-28 19:00:39,642 INFO L280 TraceCheckUtils]: 23: Hoare triple {2762#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {2762#false} is VALID [2020-07-28 19:00:39,642 INFO L280 TraceCheckUtils]: 24: Hoare triple {2762#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {2762#false} is VALID [2020-07-28 19:00:39,643 INFO L280 TraceCheckUtils]: 25: Hoare triple {2762#false} assume 0 != ~methAndRunningLastTime~0; {2762#false} is VALID [2020-07-28 19:00:39,643 INFO L280 TraceCheckUtils]: 26: Hoare triple {2762#false} assume !false; {2762#false} is VALID [2020-07-28 19:00:39,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:39,645 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334661276] [2020-07-28 19:00:39,645 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:39,645 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:00:39,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327949622] [2020-07-28 19:00:39,646 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-07-28 19:00:39,646 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:39,646 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:00:39,680 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:39,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:00:39,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:39,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:00:39,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:00:39,682 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-07-28 19:00:40,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:40,027 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2020-07-28 19:00:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:00:40,027 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-07-28 19:00:40,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:40,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 249 transitions. [2020-07-28 19:00:40,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:40,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 249 transitions. [2020-07-28 19:00:40,034 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 249 transitions. [2020-07-28 19:00:40,304 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 249 edges. 249 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:40,306 INFO L225 Difference]: With dead ends: 170 [2020-07-28 19:00:40,307 INFO L226 Difference]: Without dead ends: 92 [2020-07-28 19:00:40,307 INFO L675 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 [2020-07-28 19:00:40,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-07-28 19:00:40,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2020-07-28 19:00:40,415 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:40,415 INFO L82 GeneralOperation]: Start isEquivalent. First operand 92 states. Second operand 90 states. [2020-07-28 19:00:40,415 INFO L74 IsIncluded]: Start isIncluded. First operand 92 states. Second operand 90 states. [2020-07-28 19:00:40,415 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 90 states. [2020-07-28 19:00:40,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:40,419 INFO L93 Difference]: Finished difference Result 92 states and 128 transitions. [2020-07-28 19:00:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 128 transitions. [2020-07-28 19:00:40,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:40,419 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:40,420 INFO L74 IsIncluded]: Start isIncluded. First operand 90 states. Second operand 92 states. [2020-07-28 19:00:40,420 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 92 states. [2020-07-28 19:00:40,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:40,423 INFO L93 Difference]: Finished difference Result 92 states and 128 transitions. [2020-07-28 19:00:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 128 transitions. [2020-07-28 19:00:40,424 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:40,424 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:40,424 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:40,424 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-28 19:00:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2020-07-28 19:00:40,428 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2020-07-28 19:00:40,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:40,428 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2020-07-28 19:00:40,428 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:00:40,428 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2020-07-28 19:00:40,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-28 19:00:40,429 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:40,429 INFO L422 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] [2020-07-28 19:00:40,429 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:00:40,430 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:40,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:40,430 INFO L82 PathProgramCache]: Analyzing trace with hash 1598633195, now seen corresponding path program 1 times [2020-07-28 19:00:40,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:40,430 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917196205] [2020-07-28 19:00:40,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:40,520 INFO L280 TraceCheckUtils]: 0: Hoare triple {3307#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,520 INFO L280 TraceCheckUtils]: 1: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,529 INFO L280 TraceCheckUtils]: 2: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,530 INFO L280 TraceCheckUtils]: 3: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,532 INFO L280 TraceCheckUtils]: 4: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~1; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,532 INFO L280 TraceCheckUtils]: 5: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} ~methAndRunningLastTime~0 := 0; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,533 INFO L280 TraceCheckUtils]: 6: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,533 INFO L280 TraceCheckUtils]: 7: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume !false; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,534 INFO L280 TraceCheckUtils]: 8: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,535 INFO L280 TraceCheckUtils]: 9: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,535 INFO L280 TraceCheckUtils]: 10: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~5); {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,536 INFO L280 TraceCheckUtils]: 11: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,537 INFO L280 TraceCheckUtils]: 12: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,537 INFO L280 TraceCheckUtils]: 13: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,538 INFO L280 TraceCheckUtils]: 14: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,538 INFO L280 TraceCheckUtils]: 15: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,539 INFO L280 TraceCheckUtils]: 16: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,540 INFO L280 TraceCheckUtils]: 17: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,540 INFO L280 TraceCheckUtils]: 18: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,546 INFO L280 TraceCheckUtils]: 19: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret74, isHighWaterLevel_~retValue_acc~12, isHighWaterLevel_~tmp~10, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~12;havoc isHighWaterLevel_~tmp~10;havoc isHighWaterLevel_~tmp___0~2;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,547 INFO L280 TraceCheckUtils]: 20: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~8 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,547 INFO L280 TraceCheckUtils]: 21: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} isHighWaterLevel_#t~ret74 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret74 && isHighWaterLevel_#t~ret74 <= 2147483647;isHighWaterLevel_~tmp~10 := isHighWaterLevel_#t~ret74;havoc isHighWaterLevel_#t~ret74; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,548 INFO L280 TraceCheckUtils]: 22: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume 0 != isHighWaterLevel_~tmp~10;isHighWaterLevel_~tmp___0~2 := 0; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,548 INFO L280 TraceCheckUtils]: 23: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,549 INFO L280 TraceCheckUtils]: 24: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} processEnvironment__wrappee__highWaterSensor_#t~ret53 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret53 && processEnvironment__wrappee__highWaterSensor_#t~ret53 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret53;havoc processEnvironment__wrappee__highWaterSensor_#t~ret53; {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,550 INFO L280 TraceCheckUtils]: 25: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~6); {3309#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:40,550 INFO L280 TraceCheckUtils]: 26: Hoare triple {3309#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {3310#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 19:00:40,551 INFO L280 TraceCheckUtils]: 27: Hoare triple {3310#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {3311#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0)} is VALID [2020-07-28 19:00:40,552 INFO L280 TraceCheckUtils]: 28: Hoare triple {3311#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {3308#false} is VALID [2020-07-28 19:00:40,552 INFO L280 TraceCheckUtils]: 29: Hoare triple {3308#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {3308#false} is VALID [2020-07-28 19:00:40,552 INFO L280 TraceCheckUtils]: 30: Hoare triple {3308#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {3308#false} is VALID [2020-07-28 19:00:40,552 INFO L280 TraceCheckUtils]: 31: Hoare triple {3308#false} assume 0 != ~methAndRunningLastTime~0; {3308#false} is VALID [2020-07-28 19:00:40,553 INFO L280 TraceCheckUtils]: 32: Hoare triple {3308#false} assume !false; {3308#false} is VALID [2020-07-28 19:00:40,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:40,559 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917196205] [2020-07-28 19:00:40,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:40,559 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:00:40,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988786278] [2020-07-28 19:00:40,560 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-07-28 19:00:40,560 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:40,560 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:00:40,610 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:40,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:00:40,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:40,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:00:40,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:00:40,611 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 5 states. [2020-07-28 19:00:41,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:41,795 INFO L93 Difference]: Finished difference Result 427 states and 615 transitions. [2020-07-28 19:00:41,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 19:00:41,796 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-07-28 19:00:41,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:41,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 487 transitions. [2020-07-28 19:00:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:41,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 487 transitions. [2020-07-28 19:00:41,809 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 487 transitions. [2020-07-28 19:00:42,429 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 487 edges. 487 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:42,442 INFO L225 Difference]: With dead ends: 427 [2020-07-28 19:00:42,442 INFO L226 Difference]: Without dead ends: 344 [2020-07-28 19:00:42,443 INFO L675 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 [2020-07-28 19:00:42,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2020-07-28 19:00:42,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 165. [2020-07-28 19:00:42,675 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:42,675 INFO L82 GeneralOperation]: Start isEquivalent. First operand 344 states. Second operand 165 states. [2020-07-28 19:00:42,675 INFO L74 IsIncluded]: Start isIncluded. First operand 344 states. Second operand 165 states. [2020-07-28 19:00:42,676 INFO L87 Difference]: Start difference. First operand 344 states. Second operand 165 states. [2020-07-28 19:00:42,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:42,696 INFO L93 Difference]: Finished difference Result 344 states and 490 transitions. [2020-07-28 19:00:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 490 transitions. [2020-07-28 19:00:42,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:42,698 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:42,698 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 344 states. [2020-07-28 19:00:42,698 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 344 states. [2020-07-28 19:00:42,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:42,717 INFO L93 Difference]: Finished difference Result 344 states and 490 transitions. [2020-07-28 19:00:42,717 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 490 transitions. [2020-07-28 19:00:42,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:42,718 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:42,718 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:42,718 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-07-28 19:00:42,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 232 transitions. [2020-07-28 19:00:42,722 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 232 transitions. Word has length 33 [2020-07-28 19:00:42,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:42,723 INFO L479 AbstractCegarLoop]: Abstraction has 165 states and 232 transitions. [2020-07-28 19:00:42,723 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:00:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 232 transitions. [2020-07-28 19:00:42,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-07-28 19:00:42,724 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:42,724 INFO L422 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] [2020-07-28 19:00:42,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 19:00:42,725 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:42,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:42,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1593780579, now seen corresponding path program 1 times [2020-07-28 19:00:42,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:42,725 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42436687] [2020-07-28 19:00:42,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:42,821 INFO L280 TraceCheckUtils]: 0: Hoare triple {4821#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,822 INFO L280 TraceCheckUtils]: 1: Hoare triple {4823#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,823 INFO L280 TraceCheckUtils]: 2: Hoare triple {4823#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,824 INFO L280 TraceCheckUtils]: 3: Hoare triple {4823#(= 0 ~pumpRunning~0)} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,825 INFO L280 TraceCheckUtils]: 4: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~1; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,826 INFO L280 TraceCheckUtils]: 5: Hoare triple {4823#(= 0 ~pumpRunning~0)} ~methAndRunningLastTime~0 := 0; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,828 INFO L280 TraceCheckUtils]: 6: Hoare triple {4823#(= 0 ~pumpRunning~0)} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,834 INFO L280 TraceCheckUtils]: 7: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume !false; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,834 INFO L280 TraceCheckUtils]: 8: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,835 INFO L280 TraceCheckUtils]: 9: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,836 INFO L280 TraceCheckUtils]: 10: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,836 INFO L280 TraceCheckUtils]: 11: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,837 INFO L280 TraceCheckUtils]: 12: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~1; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,837 INFO L280 TraceCheckUtils]: 13: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,838 INFO L280 TraceCheckUtils]: 14: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,839 INFO L280 TraceCheckUtils]: 15: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,839 INFO L280 TraceCheckUtils]: 16: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,840 INFO L280 TraceCheckUtils]: 17: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,840 INFO L280 TraceCheckUtils]: 18: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,841 INFO L280 TraceCheckUtils]: 19: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,842 INFO L280 TraceCheckUtils]: 20: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret74, isHighWaterLevel_~retValue_acc~12, isHighWaterLevel_~tmp~10, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~12;havoc isHighWaterLevel_~tmp~10;havoc isHighWaterLevel_~tmp___0~2;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,842 INFO L280 TraceCheckUtils]: 21: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~8 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,843 INFO L280 TraceCheckUtils]: 22: Hoare triple {4823#(= 0 ~pumpRunning~0)} isHighWaterLevel_#t~ret74 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret74 && isHighWaterLevel_#t~ret74 <= 2147483647;isHighWaterLevel_~tmp~10 := isHighWaterLevel_#t~ret74;havoc isHighWaterLevel_#t~ret74; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,843 INFO L280 TraceCheckUtils]: 23: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume 0 != isHighWaterLevel_~tmp~10;isHighWaterLevel_~tmp___0~2 := 0; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,844 INFO L280 TraceCheckUtils]: 24: Hoare triple {4823#(= 0 ~pumpRunning~0)} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,845 INFO L280 TraceCheckUtils]: 25: Hoare triple {4823#(= 0 ~pumpRunning~0)} processEnvironment__wrappee__highWaterSensor_#t~ret53 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret53 && processEnvironment__wrappee__highWaterSensor_#t~ret53 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret53;havoc processEnvironment__wrappee__highWaterSensor_#t~ret53; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,845 INFO L280 TraceCheckUtils]: 26: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~6); {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,846 INFO L280 TraceCheckUtils]: 27: Hoare triple {4823#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,847 INFO L280 TraceCheckUtils]: 28: Hoare triple {4823#(= 0 ~pumpRunning~0)} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {4823#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:42,847 INFO L280 TraceCheckUtils]: 29: Hoare triple {4823#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {4824#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:00:42,848 INFO L280 TraceCheckUtils]: 30: Hoare triple {4824#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {4825#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~0)} is VALID [2020-07-28 19:00:42,849 INFO L280 TraceCheckUtils]: 31: Hoare triple {4825#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {4822#false} is VALID [2020-07-28 19:00:42,850 INFO L280 TraceCheckUtils]: 32: Hoare triple {4822#false} assume 0 != ~methAndRunningLastTime~0; {4822#false} is VALID [2020-07-28 19:00:42,850 INFO L280 TraceCheckUtils]: 33: Hoare triple {4822#false} assume !false; {4822#false} is VALID [2020-07-28 19:00:42,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:42,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42436687] [2020-07-28 19:00:42,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:42,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:00:42,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116366181] [2020-07-28 19:00:42,854 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-07-28 19:00:42,854 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:42,854 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:00:42,897 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:42,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:00:42,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:42,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:00:42,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:00:42,899 INFO L87 Difference]: Start difference. First operand 165 states and 232 transitions. Second operand 5 states. [2020-07-28 19:00:44,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:44,588 INFO L93 Difference]: Finished difference Result 628 states and 889 transitions. [2020-07-28 19:00:44,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 19:00:44,588 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-07-28 19:00:44,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:44,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:44,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 447 transitions. [2020-07-28 19:00:44,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:44,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 447 transitions. [2020-07-28 19:00:44,595 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 447 transitions. [2020-07-28 19:00:45,054 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 447 edges. 447 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:45,074 INFO L225 Difference]: With dead ends: 628 [2020-07-28 19:00:45,074 INFO L226 Difference]: Without dead ends: 470 [2020-07-28 19:00:45,076 INFO L675 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 [2020-07-28 19:00:45,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-07-28 19:00:45,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2020-07-28 19:00:45,354 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:45,355 INFO L82 GeneralOperation]: Start isEquivalent. First operand 470 states. Second operand 164 states. [2020-07-28 19:00:45,355 INFO L74 IsIncluded]: Start isIncluded. First operand 470 states. Second operand 164 states. [2020-07-28 19:00:45,355 INFO L87 Difference]: Start difference. First operand 470 states. Second operand 164 states. [2020-07-28 19:00:45,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:45,373 INFO L93 Difference]: Finished difference Result 470 states and 663 transitions. [2020-07-28 19:00:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 663 transitions. [2020-07-28 19:00:45,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:45,377 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:45,377 INFO L74 IsIncluded]: Start isIncluded. First operand 164 states. Second operand 470 states. [2020-07-28 19:00:45,377 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 470 states. [2020-07-28 19:00:45,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:45,395 INFO L93 Difference]: Finished difference Result 470 states and 663 transitions. [2020-07-28 19:00:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 663 transitions. [2020-07-28 19:00:45,396 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:45,396 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:45,397 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:45,397 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-07-28 19:00:45,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 229 transitions. [2020-07-28 19:00:45,401 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 229 transitions. Word has length 34 [2020-07-28 19:00:45,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:45,403 INFO L479 AbstractCegarLoop]: Abstraction has 164 states and 229 transitions. [2020-07-28 19:00:45,404 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:00:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 229 transitions. [2020-07-28 19:00:45,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:00:45,407 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:45,407 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:00:45,407 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-28 19:00:45,408 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:45,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:45,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1365651329, now seen corresponding path program 1 times [2020-07-28 19:00:45,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:45,409 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638865041] [2020-07-28 19:00:45,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:45,532 INFO L280 TraceCheckUtils]: 0: Hoare triple {6868#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6868#true} is VALID [2020-07-28 19:00:45,533 INFO L280 TraceCheckUtils]: 1: Hoare triple {6868#true} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {6868#true} is VALID [2020-07-28 19:00:45,533 INFO L280 TraceCheckUtils]: 2: Hoare triple {6868#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {6868#true} is VALID [2020-07-28 19:00:45,533 INFO L280 TraceCheckUtils]: 3: Hoare triple {6868#true} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {6868#true} is VALID [2020-07-28 19:00:45,534 INFO L280 TraceCheckUtils]: 4: Hoare triple {6868#true} assume 0 != main_~tmp~1; {6868#true} is VALID [2020-07-28 19:00:45,534 INFO L280 TraceCheckUtils]: 5: Hoare triple {6868#true} ~methAndRunningLastTime~0 := 0; {6868#true} is VALID [2020-07-28 19:00:45,534 INFO L280 TraceCheckUtils]: 6: Hoare triple {6868#true} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {6868#true} is VALID [2020-07-28 19:00:45,534 INFO L280 TraceCheckUtils]: 7: Hoare triple {6868#true} assume !false; {6868#true} is VALID [2020-07-28 19:00:45,535 INFO L280 TraceCheckUtils]: 8: Hoare triple {6868#true} assume test_~splverifierCounter~0 < 4; {6868#true} is VALID [2020-07-28 19:00:45,535 INFO L280 TraceCheckUtils]: 9: Hoare triple {6868#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {6868#true} is VALID [2020-07-28 19:00:45,536 INFO L280 TraceCheckUtils]: 10: Hoare triple {6868#true} assume !(0 != test_~tmp~5); {6868#true} is VALID [2020-07-28 19:00:45,536 INFO L280 TraceCheckUtils]: 11: Hoare triple {6868#true} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {6868#true} is VALID [2020-07-28 19:00:45,536 INFO L280 TraceCheckUtils]: 12: Hoare triple {6868#true} assume 0 != test_~tmp___0~1; {6868#true} is VALID [2020-07-28 19:00:45,536 INFO L280 TraceCheckUtils]: 13: Hoare triple {6868#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {6868#true} is VALID [2020-07-28 19:00:45,537 INFO L280 TraceCheckUtils]: 14: Hoare triple {6868#true} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {6868#true} is VALID [2020-07-28 19:00:45,537 INFO L280 TraceCheckUtils]: 15: Hoare triple {6868#true} assume 0 != test_~tmp___2~0; {6868#true} is VALID [2020-07-28 19:00:45,537 INFO L280 TraceCheckUtils]: 16: Hoare triple {6868#true} assume !(0 != ~pumpRunning~0); {6868#true} is VALID [2020-07-28 19:00:45,537 INFO L280 TraceCheckUtils]: 17: Hoare triple {6868#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {6868#true} is VALID [2020-07-28 19:00:45,538 INFO L280 TraceCheckUtils]: 18: Hoare triple {6868#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {6868#true} is VALID [2020-07-28 19:00:45,538 INFO L280 TraceCheckUtils]: 19: Hoare triple {6868#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {6868#true} is VALID [2020-07-28 19:00:45,538 INFO L280 TraceCheckUtils]: 20: Hoare triple {6868#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret74, isHighWaterLevel_~retValue_acc~12, isHighWaterLevel_~tmp~10, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~12;havoc isHighWaterLevel_~tmp~10;havoc isHighWaterLevel_~tmp___0~2;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {6868#true} is VALID [2020-07-28 19:00:45,540 INFO L280 TraceCheckUtils]: 21: Hoare triple {6868#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~8 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {6868#true} is VALID [2020-07-28 19:00:45,540 INFO L280 TraceCheckUtils]: 22: Hoare triple {6868#true} isHighWaterLevel_#t~ret74 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret74 && isHighWaterLevel_#t~ret74 <= 2147483647;isHighWaterLevel_~tmp~10 := isHighWaterLevel_#t~ret74;havoc isHighWaterLevel_#t~ret74; {6868#true} is VALID [2020-07-28 19:00:45,541 INFO L280 TraceCheckUtils]: 23: Hoare triple {6868#true} assume 0 != isHighWaterLevel_~tmp~10;isHighWaterLevel_~tmp___0~2 := 0; {6870#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)} is VALID [2020-07-28 19:00:45,542 INFO L280 TraceCheckUtils]: 24: Hoare triple {6870#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {6871#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} is VALID [2020-07-28 19:00:45,543 INFO L280 TraceCheckUtils]: 25: Hoare triple {6871#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} processEnvironment__wrappee__highWaterSensor_#t~ret53 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret53 && processEnvironment__wrappee__highWaterSensor_#t~ret53 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret53;havoc processEnvironment__wrappee__highWaterSensor_#t~ret53; {6872#(= 0 ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6)} is VALID [2020-07-28 19:00:45,544 INFO L280 TraceCheckUtils]: 26: Hoare triple {6872#(= 0 ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6)} assume 0 != processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc activatePump_#t~ret56, activatePump_~tmp~9;havoc activatePump_~tmp~9;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret57, isMethaneAlarm_~retValue_acc~10;havoc isMethaneAlarm_~retValue_acc~10;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {6869#false} is VALID [2020-07-28 19:00:45,544 INFO L280 TraceCheckUtils]: 27: Hoare triple {6869#false} isMethaneAlarm_#t~ret57 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret57 && isMethaneAlarm_#t~ret57 <= 2147483647;isMethaneAlarm_~retValue_acc~10 := isMethaneAlarm_#t~ret57;havoc isMethaneAlarm_#t~ret57;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~10; {6869#false} is VALID [2020-07-28 19:00:45,545 INFO L280 TraceCheckUtils]: 28: Hoare triple {6869#false} activatePump_#t~ret56 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret56 && activatePump_#t~ret56 <= 2147483647;activatePump_~tmp~9 := activatePump_#t~ret56;havoc activatePump_#t~ret56; {6869#false} is VALID [2020-07-28 19:00:45,545 INFO L280 TraceCheckUtils]: 29: Hoare triple {6869#false} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {6869#false} is VALID [2020-07-28 19:00:45,545 INFO L280 TraceCheckUtils]: 30: Hoare triple {6869#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {6869#false} is VALID [2020-07-28 19:00:45,546 INFO L280 TraceCheckUtils]: 31: Hoare triple {6869#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {6869#false} is VALID [2020-07-28 19:00:45,546 INFO L280 TraceCheckUtils]: 32: Hoare triple {6869#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {6869#false} is VALID [2020-07-28 19:00:45,547 INFO L280 TraceCheckUtils]: 33: Hoare triple {6869#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {6869#false} is VALID [2020-07-28 19:00:45,547 INFO L280 TraceCheckUtils]: 34: Hoare triple {6869#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {6869#false} is VALID [2020-07-28 19:00:45,547 INFO L280 TraceCheckUtils]: 35: Hoare triple {6869#false} assume 0 != ~methAndRunningLastTime~0; {6869#false} is VALID [2020-07-28 19:00:45,547 INFO L280 TraceCheckUtils]: 36: Hoare triple {6869#false} assume !false; {6869#false} is VALID [2020-07-28 19:00:45,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:45,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638865041] [2020-07-28 19:00:45,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:45,551 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:00:45,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998514421] [2020-07-28 19:00:45,552 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:00:45,553 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:45,553 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:00:45,595 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:45,596 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:00:45,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:45,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:00:45,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:00:45,596 INFO L87 Difference]: Start difference. First operand 164 states and 229 transitions. Second operand 5 states. [2020-07-28 19:00:46,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:46,548 INFO L93 Difference]: Finished difference Result 417 states and 577 transitions. [2020-07-28 19:00:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:00:46,549 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:00:46,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:46,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:46,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 256 transitions. [2020-07-28 19:00:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:46,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 256 transitions. [2020-07-28 19:00:46,553 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 256 transitions. [2020-07-28 19:00:46,826 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 256 edges. 256 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:46,834 INFO L225 Difference]: With dead ends: 417 [2020-07-28 19:00:46,834 INFO L226 Difference]: Without dead ends: 260 [2020-07-28 19:00:46,836 INFO L675 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 [2020-07-28 19:00:46,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-07-28 19:00:47,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 182. [2020-07-28 19:00:47,178 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:47,178 INFO L82 GeneralOperation]: Start isEquivalent. First operand 260 states. Second operand 182 states. [2020-07-28 19:00:47,178 INFO L74 IsIncluded]: Start isIncluded. First operand 260 states. Second operand 182 states. [2020-07-28 19:00:47,178 INFO L87 Difference]: Start difference. First operand 260 states. Second operand 182 states. [2020-07-28 19:00:47,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:47,186 INFO L93 Difference]: Finished difference Result 260 states and 349 transitions. [2020-07-28 19:00:47,186 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 349 transitions. [2020-07-28 19:00:47,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:47,187 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:47,187 INFO L74 IsIncluded]: Start isIncluded. First operand 182 states. Second operand 260 states. [2020-07-28 19:00:47,187 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 260 states. [2020-07-28 19:00:47,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:47,193 INFO L93 Difference]: Finished difference Result 260 states and 349 transitions. [2020-07-28 19:00:47,194 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 349 transitions. [2020-07-28 19:00:47,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:47,195 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:47,195 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:47,195 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-07-28 19:00:47,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 247 transitions. [2020-07-28 19:00:47,200 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 247 transitions. Word has length 37 [2020-07-28 19:00:47,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:47,201 INFO L479 AbstractCegarLoop]: Abstraction has 182 states and 247 transitions. [2020-07-28 19:00:47,201 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:00:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 247 transitions. [2020-07-28 19:00:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:00:47,202 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:47,202 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:00:47,202 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-28 19:00:47,203 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:47,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:47,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1918198717, now seen corresponding path program 1 times [2020-07-28 19:00:47,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:47,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998879381] [2020-07-28 19:00:47,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:47,268 INFO L280 TraceCheckUtils]: 0: Hoare triple {8220#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {8220#true} is VALID [2020-07-28 19:00:47,269 INFO L280 TraceCheckUtils]: 1: Hoare triple {8220#true} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {8220#true} is VALID [2020-07-28 19:00:47,269 INFO L280 TraceCheckUtils]: 2: Hoare triple {8220#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {8220#true} is VALID [2020-07-28 19:00:47,269 INFO L280 TraceCheckUtils]: 3: Hoare triple {8220#true} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {8220#true} is VALID [2020-07-28 19:00:47,269 INFO L280 TraceCheckUtils]: 4: Hoare triple {8220#true} assume 0 != main_~tmp~1; {8220#true} is VALID [2020-07-28 19:00:47,269 INFO L280 TraceCheckUtils]: 5: Hoare triple {8220#true} ~methAndRunningLastTime~0 := 0; {8220#true} is VALID [2020-07-28 19:00:47,270 INFO L280 TraceCheckUtils]: 6: Hoare triple {8220#true} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {8220#true} is VALID [2020-07-28 19:00:47,270 INFO L280 TraceCheckUtils]: 7: Hoare triple {8220#true} assume !false; {8220#true} is VALID [2020-07-28 19:00:47,270 INFO L280 TraceCheckUtils]: 8: Hoare triple {8220#true} assume test_~splverifierCounter~0 < 4; {8220#true} is VALID [2020-07-28 19:00:47,271 INFO L280 TraceCheckUtils]: 9: Hoare triple {8220#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {8220#true} is VALID [2020-07-28 19:00:47,271 INFO L280 TraceCheckUtils]: 10: Hoare triple {8220#true} assume !(0 != test_~tmp~5); {8220#true} is VALID [2020-07-28 19:00:47,271 INFO L280 TraceCheckUtils]: 11: Hoare triple {8220#true} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {8220#true} is VALID [2020-07-28 19:00:47,271 INFO L280 TraceCheckUtils]: 12: Hoare triple {8220#true} assume 0 != test_~tmp___0~1; {8220#true} is VALID [2020-07-28 19:00:47,272 INFO L280 TraceCheckUtils]: 13: Hoare triple {8220#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {8220#true} is VALID [2020-07-28 19:00:47,272 INFO L280 TraceCheckUtils]: 14: Hoare triple {8220#true} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {8220#true} is VALID [2020-07-28 19:00:47,272 INFO L280 TraceCheckUtils]: 15: Hoare triple {8220#true} assume 0 != test_~tmp___2~0; {8220#true} is VALID [2020-07-28 19:00:47,272 INFO L280 TraceCheckUtils]: 16: Hoare triple {8220#true} assume !(0 != ~pumpRunning~0); {8220#true} is VALID [2020-07-28 19:00:47,272 INFO L280 TraceCheckUtils]: 17: Hoare triple {8220#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {8220#true} is VALID [2020-07-28 19:00:47,273 INFO L280 TraceCheckUtils]: 18: Hoare triple {8220#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {8220#true} is VALID [2020-07-28 19:00:47,273 INFO L280 TraceCheckUtils]: 19: Hoare triple {8220#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {8220#true} is VALID [2020-07-28 19:00:47,274 INFO L280 TraceCheckUtils]: 20: Hoare triple {8220#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret74, isHighWaterLevel_~retValue_acc~12, isHighWaterLevel_~tmp~10, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~12;havoc isHighWaterLevel_~tmp~10;havoc isHighWaterLevel_~tmp___0~2;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {8220#true} is VALID [2020-07-28 19:00:47,275 INFO L280 TraceCheckUtils]: 21: Hoare triple {8220#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~8 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {8222#(= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|)} is VALID [2020-07-28 19:00:47,276 INFO L280 TraceCheckUtils]: 22: Hoare triple {8222#(= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|)} isHighWaterLevel_#t~ret74 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret74 && isHighWaterLevel_#t~ret74 <= 2147483647;isHighWaterLevel_~tmp~10 := isHighWaterLevel_#t~ret74;havoc isHighWaterLevel_#t~ret74; {8223#(= 1 ULTIMATE.start_isHighWaterLevel_~tmp~10)} is VALID [2020-07-28 19:00:47,276 INFO L280 TraceCheckUtils]: 23: Hoare triple {8223#(= 1 ULTIMATE.start_isHighWaterLevel_~tmp~10)} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {8221#false} is VALID [2020-07-28 19:00:47,277 INFO L280 TraceCheckUtils]: 24: Hoare triple {8221#false} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {8221#false} is VALID [2020-07-28 19:00:47,277 INFO L280 TraceCheckUtils]: 25: Hoare triple {8221#false} processEnvironment__wrappee__highWaterSensor_#t~ret53 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret53 && processEnvironment__wrappee__highWaterSensor_#t~ret53 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret53;havoc processEnvironment__wrappee__highWaterSensor_#t~ret53; {8221#false} is VALID [2020-07-28 19:00:47,277 INFO L280 TraceCheckUtils]: 26: Hoare triple {8221#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc activatePump_#t~ret56, activatePump_~tmp~9;havoc activatePump_~tmp~9;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret57, isMethaneAlarm_~retValue_acc~10;havoc isMethaneAlarm_~retValue_acc~10;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {8221#false} is VALID [2020-07-28 19:00:47,277 INFO L280 TraceCheckUtils]: 27: Hoare triple {8221#false} isMethaneAlarm_#t~ret57 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret57 && isMethaneAlarm_#t~ret57 <= 2147483647;isMethaneAlarm_~retValue_acc~10 := isMethaneAlarm_#t~ret57;havoc isMethaneAlarm_#t~ret57;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~10; {8221#false} is VALID [2020-07-28 19:00:47,278 INFO L280 TraceCheckUtils]: 28: Hoare triple {8221#false} activatePump_#t~ret56 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret56 && activatePump_#t~ret56 <= 2147483647;activatePump_~tmp~9 := activatePump_#t~ret56;havoc activatePump_#t~ret56; {8221#false} is VALID [2020-07-28 19:00:47,278 INFO L280 TraceCheckUtils]: 29: Hoare triple {8221#false} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {8221#false} is VALID [2020-07-28 19:00:47,278 INFO L280 TraceCheckUtils]: 30: Hoare triple {8221#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {8221#false} is VALID [2020-07-28 19:00:47,279 INFO L280 TraceCheckUtils]: 31: Hoare triple {8221#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {8221#false} is VALID [2020-07-28 19:00:47,279 INFO L280 TraceCheckUtils]: 32: Hoare triple {8221#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {8221#false} is VALID [2020-07-28 19:00:47,279 INFO L280 TraceCheckUtils]: 33: Hoare triple {8221#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {8221#false} is VALID [2020-07-28 19:00:47,279 INFO L280 TraceCheckUtils]: 34: Hoare triple {8221#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {8221#false} is VALID [2020-07-28 19:00:47,279 INFO L280 TraceCheckUtils]: 35: Hoare triple {8221#false} assume 0 != ~methAndRunningLastTime~0; {8221#false} is VALID [2020-07-28 19:00:47,280 INFO L280 TraceCheckUtils]: 36: Hoare triple {8221#false} assume !false; {8221#false} is VALID [2020-07-28 19:00:47,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:47,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998879381] [2020-07-28 19:00:47,282 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:47,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:00:47,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139568781] [2020-07-28 19:00:47,283 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-07-28 19:00:47,283 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:47,283 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-28 19:00:47,326 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:47,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-28 19:00:47,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:47,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-28 19:00:47,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-28 19:00:47,327 INFO L87 Difference]: Start difference. First operand 182 states and 247 transitions. Second operand 4 states. [2020-07-28 19:00:48,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:48,456 INFO L93 Difference]: Finished difference Result 427 states and 575 transitions. [2020-07-28 19:00:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-28 19:00:48,456 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-07-28 19:00:48,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:48,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 19:00:48,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 235 transitions. [2020-07-28 19:00:48,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 19:00:48,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 235 transitions. [2020-07-28 19:00:48,463 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 235 transitions. [2020-07-28 19:00:48,763 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 235 edges. 235 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:48,769 INFO L225 Difference]: With dead ends: 427 [2020-07-28 19:00:48,769 INFO L226 Difference]: Without dead ends: 252 [2020-07-28 19:00:48,770 INFO L675 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 [2020-07-28 19:00:48,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-07-28 19:00:49,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 194. [2020-07-28 19:00:49,098 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:49,098 INFO L82 GeneralOperation]: Start isEquivalent. First operand 252 states. Second operand 194 states. [2020-07-28 19:00:49,098 INFO L74 IsIncluded]: Start isIncluded. First operand 252 states. Second operand 194 states. [2020-07-28 19:00:49,098 INFO L87 Difference]: Start difference. First operand 252 states. Second operand 194 states. [2020-07-28 19:00:49,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:49,104 INFO L93 Difference]: Finished difference Result 252 states and 329 transitions. [2020-07-28 19:00:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 329 transitions. [2020-07-28 19:00:49,105 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:49,105 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:49,105 INFO L74 IsIncluded]: Start isIncluded. First operand 194 states. Second operand 252 states. [2020-07-28 19:00:49,105 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 252 states. [2020-07-28 19:00:49,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:49,111 INFO L93 Difference]: Finished difference Result 252 states and 329 transitions. [2020-07-28 19:00:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 329 transitions. [2020-07-28 19:00:49,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:49,112 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:49,112 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:49,113 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:49,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-07-28 19:00:49,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 259 transitions. [2020-07-28 19:00:49,117 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 259 transitions. Word has length 37 [2020-07-28 19:00:49,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:49,118 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 259 transitions. [2020-07-28 19:00:49,118 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-28 19:00:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 259 transitions. [2020-07-28 19:00:49,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:00:49,119 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:49,119 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:00:49,120 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-28 19:00:49,120 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:49,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:49,120 INFO L82 PathProgramCache]: Analyzing trace with hash 897130363, now seen corresponding path program 1 times [2020-07-28 19:00:49,121 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:49,121 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117432917] [2020-07-28 19:00:49,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:49,186 INFO L280 TraceCheckUtils]: 0: Hoare triple {9585#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,187 INFO L280 TraceCheckUtils]: 1: Hoare triple {9587#(<= ~waterLevel~0 1)} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,190 INFO L280 TraceCheckUtils]: 2: Hoare triple {9587#(<= ~waterLevel~0 1)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,194 INFO L280 TraceCheckUtils]: 3: Hoare triple {9587#(<= ~waterLevel~0 1)} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,198 INFO L280 TraceCheckUtils]: 4: Hoare triple {9587#(<= ~waterLevel~0 1)} assume 0 != main_~tmp~1; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,200 INFO L280 TraceCheckUtils]: 5: Hoare triple {9587#(<= ~waterLevel~0 1)} ~methAndRunningLastTime~0 := 0; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,204 INFO L280 TraceCheckUtils]: 6: Hoare triple {9587#(<= ~waterLevel~0 1)} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,205 INFO L280 TraceCheckUtils]: 7: Hoare triple {9587#(<= ~waterLevel~0 1)} assume !false; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,206 INFO L280 TraceCheckUtils]: 8: Hoare triple {9587#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,207 INFO L280 TraceCheckUtils]: 9: Hoare triple {9587#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,208 INFO L280 TraceCheckUtils]: 10: Hoare triple {9587#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp~5); {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,208 INFO L280 TraceCheckUtils]: 11: Hoare triple {9587#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,209 INFO L280 TraceCheckUtils]: 12: Hoare triple {9587#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___0~1; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,210 INFO L280 TraceCheckUtils]: 13: Hoare triple {9587#(<= ~waterLevel~0 1)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,210 INFO L280 TraceCheckUtils]: 14: Hoare triple {9587#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,211 INFO L280 TraceCheckUtils]: 15: Hoare triple {9587#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,220 INFO L280 TraceCheckUtils]: 16: Hoare triple {9587#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,221 INFO L280 TraceCheckUtils]: 17: Hoare triple {9587#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,222 INFO L280 TraceCheckUtils]: 18: Hoare triple {9587#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,223 INFO L280 TraceCheckUtils]: 19: Hoare triple {9587#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,225 INFO L280 TraceCheckUtils]: 20: Hoare triple {9587#(<= ~waterLevel~0 1)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret74, isHighWaterLevel_~retValue_acc~12, isHighWaterLevel_~tmp~10, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~12;havoc isHighWaterLevel_~tmp~10;havoc isHighWaterLevel_~tmp___0~2;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {9587#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:00:49,227 INFO L280 TraceCheckUtils]: 21: Hoare triple {9587#(<= ~waterLevel~0 1)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {9586#false} is VALID [2020-07-28 19:00:49,227 INFO L280 TraceCheckUtils]: 22: Hoare triple {9586#false} isHighWaterLevel_#t~ret74 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret74 && isHighWaterLevel_#t~ret74 <= 2147483647;isHighWaterLevel_~tmp~10 := isHighWaterLevel_#t~ret74;havoc isHighWaterLevel_#t~ret74; {9586#false} is VALID [2020-07-28 19:00:49,229 INFO L280 TraceCheckUtils]: 23: Hoare triple {9586#false} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {9586#false} is VALID [2020-07-28 19:00:49,229 INFO L280 TraceCheckUtils]: 24: Hoare triple {9586#false} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {9586#false} is VALID [2020-07-28 19:00:49,229 INFO L280 TraceCheckUtils]: 25: Hoare triple {9586#false} processEnvironment__wrappee__highWaterSensor_#t~ret53 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret53 && processEnvironment__wrappee__highWaterSensor_#t~ret53 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret53;havoc processEnvironment__wrappee__highWaterSensor_#t~ret53; {9586#false} is VALID [2020-07-28 19:00:49,230 INFO L280 TraceCheckUtils]: 26: Hoare triple {9586#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc activatePump_#t~ret56, activatePump_~tmp~9;havoc activatePump_~tmp~9;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret57, isMethaneAlarm_~retValue_acc~10;havoc isMethaneAlarm_~retValue_acc~10;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {9586#false} is VALID [2020-07-28 19:00:49,230 INFO L280 TraceCheckUtils]: 27: Hoare triple {9586#false} isMethaneAlarm_#t~ret57 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret57 && isMethaneAlarm_#t~ret57 <= 2147483647;isMethaneAlarm_~retValue_acc~10 := isMethaneAlarm_#t~ret57;havoc isMethaneAlarm_#t~ret57;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~10; {9586#false} is VALID [2020-07-28 19:00:49,232 INFO L280 TraceCheckUtils]: 28: Hoare triple {9586#false} activatePump_#t~ret56 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret56 && activatePump_#t~ret56 <= 2147483647;activatePump_~tmp~9 := activatePump_#t~ret56;havoc activatePump_#t~ret56; {9586#false} is VALID [2020-07-28 19:00:49,233 INFO L280 TraceCheckUtils]: 29: Hoare triple {9586#false} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {9586#false} is VALID [2020-07-28 19:00:49,233 INFO L280 TraceCheckUtils]: 30: Hoare triple {9586#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {9586#false} is VALID [2020-07-28 19:00:49,233 INFO L280 TraceCheckUtils]: 31: Hoare triple {9586#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {9586#false} is VALID [2020-07-28 19:00:49,234 INFO L280 TraceCheckUtils]: 32: Hoare triple {9586#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {9586#false} is VALID [2020-07-28 19:00:49,234 INFO L280 TraceCheckUtils]: 33: Hoare triple {9586#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {9586#false} is VALID [2020-07-28 19:00:49,234 INFO L280 TraceCheckUtils]: 34: Hoare triple {9586#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {9586#false} is VALID [2020-07-28 19:00:49,234 INFO L280 TraceCheckUtils]: 35: Hoare triple {9586#false} assume 0 != ~methAndRunningLastTime~0; {9586#false} is VALID [2020-07-28 19:00:49,235 INFO L280 TraceCheckUtils]: 36: Hoare triple {9586#false} assume !false; {9586#false} is VALID [2020-07-28 19:00:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:49,241 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117432917] [2020-07-28 19:00:49,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:49,242 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:00:49,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116577668] [2020-07-28 19:00:49,244 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:00:49,247 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:49,247 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:00:49,305 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:49,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:00:49,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:49,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:00:49,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:00:49,306 INFO L87 Difference]: Start difference. First operand 194 states and 259 transitions. Second operand 3 states. [2020-07-28 19:00:50,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:50,138 INFO L93 Difference]: Finished difference Result 508 states and 685 transitions. [2020-07-28 19:00:50,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:00:50,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:00:50,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:50,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 262 transitions. [2020-07-28 19:00:50,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 262 transitions. [2020-07-28 19:00:50,142 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 262 transitions. [2020-07-28 19:00:50,434 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 262 edges. 262 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:50,443 INFO L225 Difference]: With dead ends: 508 [2020-07-28 19:00:50,443 INFO L226 Difference]: Without dead ends: 321 [2020-07-28 19:00:50,444 INFO L675 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 [2020-07-28 19:00:50,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2020-07-28 19:00:51,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 319. [2020-07-28 19:00:51,067 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:51,067 INFO L82 GeneralOperation]: Start isEquivalent. First operand 321 states. Second operand 319 states. [2020-07-28 19:00:51,067 INFO L74 IsIncluded]: Start isIncluded. First operand 321 states. Second operand 319 states. [2020-07-28 19:00:51,068 INFO L87 Difference]: Start difference. First operand 321 states. Second operand 319 states. [2020-07-28 19:00:51,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:51,076 INFO L93 Difference]: Finished difference Result 321 states and 423 transitions. [2020-07-28 19:00:51,077 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 423 transitions. [2020-07-28 19:00:51,077 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:51,078 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:51,078 INFO L74 IsIncluded]: Start isIncluded. First operand 319 states. Second operand 321 states. [2020-07-28 19:00:51,078 INFO L87 Difference]: Start difference. First operand 319 states. Second operand 321 states. [2020-07-28 19:00:51,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:51,087 INFO L93 Difference]: Finished difference Result 321 states and 423 transitions. [2020-07-28 19:00:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 423 transitions. [2020-07-28 19:00:51,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:51,088 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:51,088 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:51,089 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-07-28 19:00:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 422 transitions. [2020-07-28 19:00:51,099 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 422 transitions. Word has length 37 [2020-07-28 19:00:51,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:51,100 INFO L479 AbstractCegarLoop]: Abstraction has 319 states and 422 transitions. [2020-07-28 19:00:51,100 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:00:51,100 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 422 transitions. [2020-07-28 19:00:51,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-28 19:00:51,101 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:51,101 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:00:51,102 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-28 19:00:51,102 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:51,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:51,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1862038981, now seen corresponding path program 1 times [2020-07-28 19:00:51,103 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:51,103 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320236068] [2020-07-28 19:00:51,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:51,201 INFO L280 TraceCheckUtils]: 0: Hoare triple {11357#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {11357#true} is VALID [2020-07-28 19:00:51,201 INFO L280 TraceCheckUtils]: 1: Hoare triple {11357#true} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {11357#true} is VALID [2020-07-28 19:00:51,202 INFO L280 TraceCheckUtils]: 2: Hoare triple {11357#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {11357#true} is VALID [2020-07-28 19:00:51,202 INFO L280 TraceCheckUtils]: 3: Hoare triple {11357#true} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {11357#true} is VALID [2020-07-28 19:00:51,202 INFO L280 TraceCheckUtils]: 4: Hoare triple {11357#true} assume 0 != main_~tmp~1; {11357#true} is VALID [2020-07-28 19:00:51,202 INFO L280 TraceCheckUtils]: 5: Hoare triple {11357#true} ~methAndRunningLastTime~0 := 0; {11357#true} is VALID [2020-07-28 19:00:51,202 INFO L280 TraceCheckUtils]: 6: Hoare triple {11357#true} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {11357#true} is VALID [2020-07-28 19:00:51,203 INFO L280 TraceCheckUtils]: 7: Hoare triple {11357#true} assume !false; {11357#true} is VALID [2020-07-28 19:00:51,203 INFO L280 TraceCheckUtils]: 8: Hoare triple {11357#true} assume test_~splverifierCounter~0 < 4; {11357#true} is VALID [2020-07-28 19:00:51,207 INFO L280 TraceCheckUtils]: 9: Hoare triple {11357#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {11357#true} is VALID [2020-07-28 19:00:51,208 INFO L280 TraceCheckUtils]: 10: Hoare triple {11357#true} assume 0 != test_~tmp~5; {11357#true} is VALID [2020-07-28 19:00:51,208 INFO L280 TraceCheckUtils]: 11: Hoare triple {11357#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {11357#true} is VALID [2020-07-28 19:00:51,208 INFO L280 TraceCheckUtils]: 12: Hoare triple {11357#true} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {11357#true} is VALID [2020-07-28 19:00:51,208 INFO L280 TraceCheckUtils]: 13: Hoare triple {11357#true} assume 0 != test_~tmp___0~1; {11357#true} is VALID [2020-07-28 19:00:51,215 INFO L280 TraceCheckUtils]: 14: Hoare triple {11357#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,216 INFO L280 TraceCheckUtils]: 15: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,216 INFO L280 TraceCheckUtils]: 16: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,217 INFO L280 TraceCheckUtils]: 17: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,218 INFO L280 TraceCheckUtils]: 18: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,218 INFO L280 TraceCheckUtils]: 19: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,219 INFO L280 TraceCheckUtils]: 20: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,219 INFO L280 TraceCheckUtils]: 21: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret74, isHighWaterLevel_~retValue_acc~12, isHighWaterLevel_~tmp~10, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~12;havoc isHighWaterLevel_~tmp~10;havoc isHighWaterLevel_~tmp___0~2;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,220 INFO L280 TraceCheckUtils]: 22: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,221 INFO L280 TraceCheckUtils]: 23: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} isHighWaterLevel_#t~ret74 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret74 && isHighWaterLevel_#t~ret74 <= 2147483647;isHighWaterLevel_~tmp~10 := isHighWaterLevel_#t~ret74;havoc isHighWaterLevel_#t~ret74; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,221 INFO L280 TraceCheckUtils]: 24: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,222 INFO L280 TraceCheckUtils]: 25: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,222 INFO L280 TraceCheckUtils]: 26: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} processEnvironment__wrappee__highWaterSensor_#t~ret53 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret53 && processEnvironment__wrappee__highWaterSensor_#t~ret53 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret53;havoc processEnvironment__wrappee__highWaterSensor_#t~ret53; {11359#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:51,223 INFO L280 TraceCheckUtils]: 27: Hoare triple {11359#(= 1 ~methaneLevelCritical~0)} assume 0 != processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc activatePump_#t~ret56, activatePump_~tmp~9;havoc activatePump_~tmp~9;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret57, isMethaneAlarm_~retValue_acc~10;havoc isMethaneAlarm_~retValue_acc~10;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {11360#(= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 19:00:51,224 INFO L280 TraceCheckUtils]: 28: Hoare triple {11360#(= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)} isMethaneAlarm_#t~ret57 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret57 && isMethaneAlarm_#t~ret57 <= 2147483647;isMethaneAlarm_~retValue_acc~10 := isMethaneAlarm_#t~ret57;havoc isMethaneAlarm_#t~ret57;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~10; {11361#(= 1 |ULTIMATE.start_isMethaneAlarm_#res|)} is VALID [2020-07-28 19:00:51,225 INFO L280 TraceCheckUtils]: 29: Hoare triple {11361#(= 1 |ULTIMATE.start_isMethaneAlarm_#res|)} activatePump_#t~ret56 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret56 && activatePump_#t~ret56 <= 2147483647;activatePump_~tmp~9 := activatePump_#t~ret56;havoc activatePump_#t~ret56; {11362#(= 1 ULTIMATE.start_activatePump_~tmp~9)} is VALID [2020-07-28 19:00:51,225 INFO L280 TraceCheckUtils]: 30: Hoare triple {11362#(= 1 ULTIMATE.start_activatePump_~tmp~9)} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {11358#false} is VALID [2020-07-28 19:00:51,226 INFO L280 TraceCheckUtils]: 31: Hoare triple {11358#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {11358#false} is VALID [2020-07-28 19:00:51,226 INFO L280 TraceCheckUtils]: 32: Hoare triple {11358#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {11358#false} is VALID [2020-07-28 19:00:51,226 INFO L280 TraceCheckUtils]: 33: Hoare triple {11358#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {11358#false} is VALID [2020-07-28 19:00:51,226 INFO L280 TraceCheckUtils]: 34: Hoare triple {11358#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {11358#false} is VALID [2020-07-28 19:00:51,226 INFO L280 TraceCheckUtils]: 35: Hoare triple {11358#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {11358#false} is VALID [2020-07-28 19:00:51,227 INFO L280 TraceCheckUtils]: 36: Hoare triple {11358#false} assume 0 != ~methAndRunningLastTime~0; {11358#false} is VALID [2020-07-28 19:00:51,227 INFO L280 TraceCheckUtils]: 37: Hoare triple {11358#false} assume !false; {11358#false} is VALID [2020-07-28 19:00:51,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:51,229 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320236068] [2020-07-28 19:00:51,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:51,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-28 19:00:51,229 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514255987] [2020-07-28 19:00:51,230 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-28 19:00:51,230 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:51,230 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:00:51,276 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:51,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:00:51,276 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:51,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:00:51,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:00:51,277 INFO L87 Difference]: Start difference. First operand 319 states and 422 transitions. Second operand 6 states. [2020-07-28 19:00:54,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:54,132 INFO L93 Difference]: Finished difference Result 1077 states and 1401 transitions. [2020-07-28 19:00:54,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-28 19:00:54,132 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-28 19:00:54,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:00:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 540 transitions. [2020-07-28 19:00:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:00:54,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 540 transitions. [2020-07-28 19:00:54,138 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 540 transitions. [2020-07-28 19:00:54,753 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 540 edges. 540 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:54,792 INFO L225 Difference]: With dead ends: 1077 [2020-07-28 19:00:54,792 INFO L226 Difference]: Without dead ends: 765 [2020-07-28 19:00:54,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-07-28 19:00:54,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2020-07-28 19:00:55,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 319. [2020-07-28 19:00:55,576 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:55,576 INFO L82 GeneralOperation]: Start isEquivalent. First operand 765 states. Second operand 319 states. [2020-07-28 19:00:55,576 INFO L74 IsIncluded]: Start isIncluded. First operand 765 states. Second operand 319 states. [2020-07-28 19:00:55,576 INFO L87 Difference]: Start difference. First operand 765 states. Second operand 319 states. [2020-07-28 19:00:55,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:55,616 INFO L93 Difference]: Finished difference Result 765 states and 975 transitions. [2020-07-28 19:00:55,616 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 975 transitions. [2020-07-28 19:00:55,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:55,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:55,618 INFO L74 IsIncluded]: Start isIncluded. First operand 319 states. Second operand 765 states. [2020-07-28 19:00:55,618 INFO L87 Difference]: Start difference. First operand 319 states. Second operand 765 states. [2020-07-28 19:00:55,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:55,659 INFO L93 Difference]: Finished difference Result 765 states and 975 transitions. [2020-07-28 19:00:55,659 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 975 transitions. [2020-07-28 19:00:55,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:55,661 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:55,661 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:55,661 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:55,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-07-28 19:00:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 415 transitions. [2020-07-28 19:00:55,672 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 415 transitions. Word has length 38 [2020-07-28 19:00:55,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:55,672 INFO L479 AbstractCegarLoop]: Abstraction has 319 states and 415 transitions. [2020-07-28 19:00:55,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:00:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 415 transitions. [2020-07-28 19:00:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-28 19:00:55,674 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:55,674 INFO L422 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, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:00:55,675 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-28 19:00:55,675 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:55,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:55,675 INFO L82 PathProgramCache]: Analyzing trace with hash -2006064489, now seen corresponding path program 1 times [2020-07-28 19:00:55,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:55,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830675824] [2020-07-28 19:00:55,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:55,821 INFO L280 TraceCheckUtils]: 0: Hoare triple {14795#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {14795#true} is VALID [2020-07-28 19:00:55,822 INFO L280 TraceCheckUtils]: 1: Hoare triple {14795#true} havoc main_#res;havoc main_#t~ret2, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; {14795#true} is VALID [2020-07-28 19:00:55,823 INFO L280 TraceCheckUtils]: 2: Hoare triple {14795#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {14797#(= 1 |ULTIMATE.start_valid_product_#res|)} is VALID [2020-07-28 19:00:55,824 INFO L280 TraceCheckUtils]: 3: Hoare triple {14797#(= 1 |ULTIMATE.start_valid_product_#res|)} main_#t~ret2 := valid_product_#res;assume -2147483648 <= main_#t~ret2 && main_#t~ret2 <= 2147483647;main_~tmp~1 := main_#t~ret2;havoc main_#t~ret2; {14798#(= 1 ULTIMATE.start_main_~tmp~1)} is VALID [2020-07-28 19:00:55,824 INFO L280 TraceCheckUtils]: 4: Hoare triple {14798#(= 1 ULTIMATE.start_main_~tmp~1)} assume 0 != main_~tmp~1; {14795#true} is VALID [2020-07-28 19:00:55,824 INFO L280 TraceCheckUtils]: 5: Hoare triple {14795#true} ~methAndRunningLastTime~0 := 0; {14795#true} is VALID [2020-07-28 19:00:55,824 INFO L280 TraceCheckUtils]: 6: Hoare triple {14795#true} havoc test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_#t~nondet42, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {14795#true} is VALID [2020-07-28 19:00:55,825 INFO L280 TraceCheckUtils]: 7: Hoare triple {14795#true} assume !false; {14795#true} is VALID [2020-07-28 19:00:55,825 INFO L280 TraceCheckUtils]: 8: Hoare triple {14795#true} assume test_~splverifierCounter~0 < 4; {14795#true} is VALID [2020-07-28 19:00:55,825 INFO L280 TraceCheckUtils]: 9: Hoare triple {14795#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {14795#true} is VALID [2020-07-28 19:00:55,825 INFO L280 TraceCheckUtils]: 10: Hoare triple {14795#true} assume 0 != test_~tmp~5; {14795#true} is VALID [2020-07-28 19:00:55,826 INFO L280 TraceCheckUtils]: 11: Hoare triple {14795#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {14795#true} is VALID [2020-07-28 19:00:55,826 INFO L280 TraceCheckUtils]: 12: Hoare triple {14795#true} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {14795#true} is VALID [2020-07-28 19:00:55,826 INFO L280 TraceCheckUtils]: 13: Hoare triple {14795#true} assume !(0 != test_~tmp___0~1); {14795#true} is VALID [2020-07-28 19:00:55,826 INFO L280 TraceCheckUtils]: 14: Hoare triple {14795#true} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {14795#true} is VALID [2020-07-28 19:00:55,826 INFO L280 TraceCheckUtils]: 15: Hoare triple {14795#true} assume 0 != test_~tmp___2~0; {14795#true} is VALID [2020-07-28 19:00:55,827 INFO L280 TraceCheckUtils]: 16: Hoare triple {14795#true} assume !(0 != ~pumpRunning~0); {14795#true} is VALID [2020-07-28 19:00:55,827 INFO L280 TraceCheckUtils]: 17: Hoare triple {14795#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {14795#true} is VALID [2020-07-28 19:00:55,827 INFO L280 TraceCheckUtils]: 18: Hoare triple {14795#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {14795#true} is VALID [2020-07-28 19:00:55,827 INFO L280 TraceCheckUtils]: 19: Hoare triple {14795#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {14795#true} is VALID [2020-07-28 19:00:55,828 INFO L280 TraceCheckUtils]: 20: Hoare triple {14795#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret74, isHighWaterLevel_~retValue_acc~12, isHighWaterLevel_~tmp~10, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~12;havoc isHighWaterLevel_~tmp~10;havoc isHighWaterLevel_~tmp___0~2;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {14795#true} is VALID [2020-07-28 19:00:55,828 INFO L280 TraceCheckUtils]: 21: Hoare triple {14795#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {14795#true} is VALID [2020-07-28 19:00:55,828 INFO L280 TraceCheckUtils]: 22: Hoare triple {14795#true} isHighWaterLevel_#t~ret74 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret74 && isHighWaterLevel_#t~ret74 <= 2147483647;isHighWaterLevel_~tmp~10 := isHighWaterLevel_#t~ret74;havoc isHighWaterLevel_#t~ret74; {14795#true} is VALID [2020-07-28 19:00:55,829 INFO L280 TraceCheckUtils]: 23: Hoare triple {14795#true} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {14795#true} is VALID [2020-07-28 19:00:55,829 INFO L280 TraceCheckUtils]: 24: Hoare triple {14795#true} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {14795#true} is VALID [2020-07-28 19:00:55,829 INFO L280 TraceCheckUtils]: 25: Hoare triple {14795#true} processEnvironment__wrappee__highWaterSensor_#t~ret53 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret53 && processEnvironment__wrappee__highWaterSensor_#t~ret53 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret53;havoc processEnvironment__wrappee__highWaterSensor_#t~ret53; {14795#true} is VALID [2020-07-28 19:00:55,829 INFO L280 TraceCheckUtils]: 26: Hoare triple {14795#true} assume 0 != processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc activatePump_#t~ret56, activatePump_~tmp~9;havoc activatePump_~tmp~9;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret57, isMethaneAlarm_~retValue_acc~10;havoc isMethaneAlarm_~retValue_acc~10;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {14795#true} is VALID [2020-07-28 19:00:55,829 INFO L280 TraceCheckUtils]: 27: Hoare triple {14795#true} isMethaneAlarm_#t~ret57 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret57 && isMethaneAlarm_#t~ret57 <= 2147483647;isMethaneAlarm_~retValue_acc~10 := isMethaneAlarm_#t~ret57;havoc isMethaneAlarm_#t~ret57;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~10; {14795#true} is VALID [2020-07-28 19:00:55,829 INFO L280 TraceCheckUtils]: 28: Hoare triple {14795#true} activatePump_#t~ret56 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret56 && activatePump_#t~ret56 <= 2147483647;activatePump_~tmp~9 := activatePump_#t~ret56;havoc activatePump_#t~ret56; {14795#true} is VALID [2020-07-28 19:00:55,830 INFO L280 TraceCheckUtils]: 29: Hoare triple {14795#true} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {14795#true} is VALID [2020-07-28 19:00:55,830 INFO L280 TraceCheckUtils]: 30: Hoare triple {14795#true} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {14795#true} is VALID [2020-07-28 19:00:55,830 INFO L280 TraceCheckUtils]: 31: Hoare triple {14795#true} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {14795#true} is VALID [2020-07-28 19:00:55,831 INFO L280 TraceCheckUtils]: 32: Hoare triple {14795#true} assume !(0 != __utac_acc__Specification2_spec__2_~tmp~0);~methAndRunningLastTime~0 := 0; {14795#true} is VALID [2020-07-28 19:00:55,831 INFO L280 TraceCheckUtils]: 33: Hoare triple {14795#true} assume !false; {14795#true} is VALID [2020-07-28 19:00:55,831 INFO L280 TraceCheckUtils]: 34: Hoare triple {14795#true} assume test_~splverifierCounter~0 < 4; {14795#true} is VALID [2020-07-28 19:00:55,832 INFO L280 TraceCheckUtils]: 35: Hoare triple {14795#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp~5 := test_#t~nondet39;havoc test_#t~nondet39; {14795#true} is VALID [2020-07-28 19:00:55,832 INFO L280 TraceCheckUtils]: 36: Hoare triple {14795#true} assume !(0 != test_~tmp~5); {14795#true} is VALID [2020-07-28 19:00:55,832 INFO L280 TraceCheckUtils]: 37: Hoare triple {14795#true} assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___0~1 := test_#t~nondet40;havoc test_#t~nondet40; {14795#true} is VALID [2020-07-28 19:00:55,832 INFO L280 TraceCheckUtils]: 38: Hoare triple {14795#true} assume 0 != test_~tmp___0~1; {14795#true} is VALID [2020-07-28 19:00:55,833 INFO L280 TraceCheckUtils]: 39: Hoare triple {14795#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {14799#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:55,834 INFO L280 TraceCheckUtils]: 40: Hoare triple {14799#(not (= 0 ~methaneLevelCritical~0))} assume -2147483648 <= test_#t~nondet41 && test_#t~nondet41 <= 2147483647;test_~tmp___2~0 := test_#t~nondet41;havoc test_#t~nondet41; {14799#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:55,834 INFO L280 TraceCheckUtils]: 41: Hoare triple {14799#(not (= 0 ~methaneLevelCritical~0))} assume 0 != test_~tmp___2~0; {14799#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:55,834 INFO L280 TraceCheckUtils]: 42: Hoare triple {14799#(not (= 0 ~methaneLevelCritical~0))} assume 0 != ~pumpRunning~0; {14799#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:55,835 INFO L280 TraceCheckUtils]: 43: Hoare triple {14799#(not (= 0 ~methaneLevelCritical~0))} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {14799#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:55,835 INFO L280 TraceCheckUtils]: 44: Hoare triple {14799#(not (= 0 ~methaneLevelCritical~0))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {14799#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:55,836 INFO L280 TraceCheckUtils]: 45: Hoare triple {14799#(not (= 0 ~methaneLevelCritical~0))} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret57, isMethaneAlarm_~retValue_acc~10;havoc isMethaneAlarm_~retValue_acc~10;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {14800#(not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))} is VALID [2020-07-28 19:00:55,837 INFO L280 TraceCheckUtils]: 46: Hoare triple {14800#(not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))} isMethaneAlarm_#t~ret57 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret57 && isMethaneAlarm_#t~ret57 <= 2147483647;isMethaneAlarm_~retValue_acc~10 := isMethaneAlarm_#t~ret57;havoc isMethaneAlarm_#t~ret57;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~10; {14801#(not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|))} is VALID [2020-07-28 19:00:55,838 INFO L280 TraceCheckUtils]: 47: Hoare triple {14801#(not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|))} processEnvironment_#t~ret55 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret55 && processEnvironment_#t~ret55 <= 2147483647;processEnvironment_~tmp~8 := processEnvironment_#t~ret55;havoc processEnvironment_#t~ret55; {14802#(not (= 0 ULTIMATE.start_processEnvironment_~tmp~8))} is VALID [2020-07-28 19:00:55,839 INFO L280 TraceCheckUtils]: 48: Hoare triple {14802#(not (= 0 ULTIMATE.start_processEnvironment_~tmp~8))} assume !(0 != processEnvironment_~tmp~8);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {14796#false} is VALID [2020-07-28 19:00:55,839 INFO L280 TraceCheckUtils]: 49: Hoare triple {14796#false} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret75, isLowWaterLevel_~retValue_acc~13, isLowWaterLevel_~tmp~11, isLowWaterLevel_~tmp___0~3;havoc isLowWaterLevel_~retValue_acc~13;havoc isLowWaterLevel_~tmp~11;havoc isLowWaterLevel_~tmp___0~3;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~9;havoc isLowWaterSensorDry_~retValue_acc~9;isLowWaterSensorDry_~retValue_acc~9 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~9; {14796#false} is VALID [2020-07-28 19:00:55,840 INFO L280 TraceCheckUtils]: 50: Hoare triple {14796#false} isLowWaterLevel_#t~ret75 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret75 && isLowWaterLevel_#t~ret75 <= 2147483647;isLowWaterLevel_~tmp~11 := isLowWaterLevel_#t~ret75;havoc isLowWaterLevel_#t~ret75; {14796#false} is VALID [2020-07-28 19:00:55,840 INFO L280 TraceCheckUtils]: 51: Hoare triple {14796#false} assume 0 != isLowWaterLevel_~tmp~11;isLowWaterLevel_~tmp___0~3 := 0; {14796#false} is VALID [2020-07-28 19:00:55,840 INFO L280 TraceCheckUtils]: 52: Hoare triple {14796#false} isLowWaterLevel_~retValue_acc~13 := isLowWaterLevel_~tmp___0~3;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~13; {14796#false} is VALID [2020-07-28 19:00:55,841 INFO L280 TraceCheckUtils]: 53: Hoare triple {14796#false} processEnvironment__wrappee__methaneQuery_#t~ret54 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret54 && processEnvironment__wrappee__methaneQuery_#t~ret54 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~7 := processEnvironment__wrappee__methaneQuery_#t~ret54;havoc processEnvironment__wrappee__methaneQuery_#t~ret54; {14796#false} is VALID [2020-07-28 19:00:55,841 INFO L280 TraceCheckUtils]: 54: Hoare triple {14796#false} assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~7);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {14796#false} is VALID [2020-07-28 19:00:55,841 INFO L280 TraceCheckUtils]: 55: Hoare triple {14796#false} assume !(0 == ~pumpRunning~0); {14796#false} is VALID [2020-07-28 19:00:55,842 INFO L280 TraceCheckUtils]: 56: Hoare triple {14796#false} havoc __utac_acc__Specification2_spec__2_#t~ret0, __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; {14796#false} is VALID [2020-07-28 19:00:55,842 INFO L280 TraceCheckUtils]: 57: Hoare triple {14796#false} __utac_acc__Specification2_spec__2_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret0 && __utac_acc__Specification2_spec__2_#t~ret0 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret0;havoc __utac_acc__Specification2_spec__2_#t~ret0; {14796#false} is VALID [2020-07-28 19:00:55,842 INFO L280 TraceCheckUtils]: 58: Hoare triple {14796#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~11;havoc isPumpRunning_~retValue_acc~11;isPumpRunning_~retValue_acc~11 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~11; {14796#false} is VALID [2020-07-28 19:00:55,842 INFO L280 TraceCheckUtils]: 59: Hoare triple {14796#false} __utac_acc__Specification2_spec__2_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {14796#false} is VALID [2020-07-28 19:00:55,843 INFO L280 TraceCheckUtils]: 60: Hoare triple {14796#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {14796#false} is VALID [2020-07-28 19:00:55,843 INFO L280 TraceCheckUtils]: 61: Hoare triple {14796#false} assume 0 != ~methAndRunningLastTime~0; {14796#false} is VALID [2020-07-28 19:00:55,843 INFO L280 TraceCheckUtils]: 62: Hoare triple {14796#false} assume !false; {14796#false} is VALID [2020-07-28 19:00:55,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-28 19:00:55,846 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830675824] [2020-07-28 19:00:55,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:55,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-28 19:00:55,847 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241331067] [2020-07-28 19:00:55,848 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-28 19:00:55,848 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:55,848 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-28 19:00:55,908 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:55,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-28 19:00:55,908 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:55,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-28 19:00:55,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:00:55,909 INFO L87 Difference]: Start difference. First operand 319 states and 415 transitions. Second operand 8 states. [2020-07-28 19:00:58,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:58,797 INFO L93 Difference]: Finished difference Result 879 states and 1129 transitions. [2020-07-28 19:00:58,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-28 19:00:58,797 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-28 19:00:58,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:58,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-28 19:00:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 436 transitions. [2020-07-28 19:00:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-28 19:00:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 436 transitions. [2020-07-28 19:00:58,802 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 436 transitions. [2020-07-28 19:00:59,418 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 436 edges. 436 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:59,418 INFO L225 Difference]: With dead ends: 879 [2020-07-28 19:00:59,419 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:00:59,420 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-07-28 19:00:59,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:00:59,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:00:59,421 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:59,421 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:00:59,421 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:00:59,422 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:00:59,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:59,422 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:00:59,422 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:00:59,422 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:59,422 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:59,422 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:00:59,422 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:00:59,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:59,423 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:00:59,423 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:00:59,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:59,423 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:59,423 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:59,423 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:59,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:00:59,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:00:59,424 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-07-28 19:00:59,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:59,424 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:00:59,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-28 19:00:59,424 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:00:59,424 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:59,424 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-28 19:00:59,426 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:00:59,665 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 111 [2020-07-28 19:00:59,854 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2020-07-28 19:01:00,219 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 116 [2020-07-28 19:01:00,627 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 117 [2020-07-28 19:01:01,287 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2020-07-28 19:01:01,711 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 19 [2020-07-28 19:01:02,103 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 23 [2020-07-28 19:01:02,513 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 18 [2020-07-28 19:01:03,303 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 27 [2020-07-28 19:01:03,810 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 18 [2020-07-28 19:01:04,089 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 20 [2020-07-28 19:01:04,231 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2020-07-28 19:01:04,624 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 27 [2020-07-28 19:01:04,825 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2020-07-28 19:01:04,825 INFO L268 CegarLoopResult]: For program point L697(lines 697 701) no Hoare annotation was computed. [2020-07-28 19:01:04,826 INFO L264 CegarLoopResult]: At program point L765(lines 760 768) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,826 INFO L264 CegarLoopResult]: At program point L765-1(lines 760 768) the Hoare annotation is: false [2020-07-28 19:01:04,826 INFO L264 CegarLoopResult]: At program point L765-2(lines 760 768) the Hoare annotation is: false [2020-07-28 19:01:04,826 INFO L264 CegarLoopResult]: At program point L765-3(lines 760 768) the Hoare annotation is: false [2020-07-28 19:01:04,827 INFO L264 CegarLoopResult]: At program point L765-4(lines 760 768) the Hoare annotation is: false [2020-07-28 19:01:04,827 INFO L264 CegarLoopResult]: At program point L765-5(lines 760 768) the Hoare annotation is: false [2020-07-28 19:01:04,827 INFO L268 CegarLoopResult]: For program point L899(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,828 INFO L268 CegarLoopResult]: For program point L899-2(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,828 INFO L268 CegarLoopResult]: For program point L899-4(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,829 INFO L268 CegarLoopResult]: For program point L899-6(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,829 INFO L268 CegarLoopResult]: For program point L899-8(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,831 INFO L268 CegarLoopResult]: For program point L899-10(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,831 INFO L268 CegarLoopResult]: For program point L899-12(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,831 INFO L268 CegarLoopResult]: For program point L899-14(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,832 INFO L268 CegarLoopResult]: For program point L899-16(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,832 INFO L268 CegarLoopResult]: For program point L899-18(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,832 INFO L268 CegarLoopResult]: For program point L899-20(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,833 INFO L268 CegarLoopResult]: For program point L173(lines 173 180) no Hoare annotation was computed. [2020-07-28 19:01:04,833 INFO L268 CegarLoopResult]: For program point L899-22(lines 899 905) no Hoare annotation was computed. [2020-07-28 19:01:04,833 INFO L271 CegarLoopResult]: At program point L173-1(lines 173 180) the Hoare annotation is: true [2020-07-28 19:01:04,834 INFO L268 CegarLoopResult]: For program point L637(lines 637 648) no Hoare annotation was computed. [2020-07-28 19:01:04,834 INFO L268 CegarLoopResult]: For program point L837(lines 837 854) no Hoare annotation was computed. [2020-07-28 19:01:04,834 INFO L268 CegarLoopResult]: For program point L837-1(lines 837 854) no Hoare annotation was computed. [2020-07-28 19:01:04,834 INFO L268 CegarLoopResult]: For program point L837-2(lines 837 854) no Hoare annotation was computed. [2020-07-28 19:01:04,834 INFO L268 CegarLoopResult]: For program point L837-3(lines 837 854) no Hoare annotation was computed. [2020-07-28 19:01:04,835 INFO L268 CegarLoopResult]: For program point L837-4(lines 837 854) no Hoare annotation was computed. [2020-07-28 19:01:04,835 INFO L268 CegarLoopResult]: For program point L837-5(lines 837 854) no Hoare annotation was computed. [2020-07-28 19:01:04,835 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-07-28 19:01:04,835 INFO L268 CegarLoopResult]: For program point L841-1(lines 841 849) no Hoare annotation was computed. [2020-07-28 19:01:04,835 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-07-28 19:01:04,836 INFO L268 CegarLoopResult]: For program point L841-3(lines 841 849) no Hoare annotation was computed. [2020-07-28 19:01:04,836 INFO L268 CegarLoopResult]: For program point L841-4(lines 841 849) no Hoare annotation was computed. [2020-07-28 19:01:04,836 INFO L268 CegarLoopResult]: For program point L841-5(lines 841 849) no Hoare annotation was computed. [2020-07-28 19:01:04,836 INFO L268 CegarLoopResult]: For program point L643(lines 643 647) no Hoare annotation was computed. [2020-07-28 19:01:04,836 INFO L268 CegarLoopResult]: For program point L643-2(lines 779 785) no Hoare annotation was computed. [2020-07-28 19:01:04,837 INFO L264 CegarLoopResult]: At program point L49(lines 44 51) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,837 INFO L264 CegarLoopResult]: At program point L710(lines 705 713) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 1 ~systemActive~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3))) [2020-07-28 19:01:04,837 INFO L264 CegarLoopResult]: At program point L710-1(lines 705 713) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,837 INFO L264 CegarLoopResult]: At program point L710-2(lines 705 713) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,838 INFO L264 CegarLoopResult]: At program point L710-3(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,838 INFO L264 CegarLoopResult]: At program point L710-4(lines 705 713) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse3 (= 1 ~systemActive~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) .cse1 .cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) .cse3) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 1 |ULTIMATE.start_valid_product_#res|) .cse1 .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3))) [2020-07-28 19:01:04,838 INFO L264 CegarLoopResult]: At program point L710-5(lines 705 713) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 (= 1 ULTIMATE.start_main_~tmp~1) .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= 0 ~pumpRunning~0) .cse1 .cse2))) [2020-07-28 19:01:04,838 INFO L264 CegarLoopResult]: At program point L710-6(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,839 INFO L264 CegarLoopResult]: At program point L710-7(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,839 INFO L264 CegarLoopResult]: At program point L710-8(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,839 INFO L264 CegarLoopResult]: At program point L710-9(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,839 INFO L264 CegarLoopResult]: At program point L710-10(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,839 INFO L264 CegarLoopResult]: At program point L710-11(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,840 INFO L264 CegarLoopResult]: At program point L710-12(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,840 INFO L264 CegarLoopResult]: At program point L710-13(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,840 INFO L264 CegarLoopResult]: At program point L710-14(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,840 INFO L264 CegarLoopResult]: At program point L710-15(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,840 INFO L264 CegarLoopResult]: At program point L710-16(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,841 INFO L271 CegarLoopResult]: At program point L182(lines 163 185) the Hoare annotation is: true [2020-07-28 19:01:04,841 INFO L264 CegarLoopResult]: At program point L710-17(lines 705 713) the Hoare annotation is: false [2020-07-28 19:01:04,841 INFO L264 CegarLoopResult]: At program point L779(lines 778 797) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= 1 ~methaneLevelCritical~0) .cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) .cse2) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 1 |ULTIMATE.start_valid_product_#res|) .cse1 .cse2))) [2020-07-28 19:01:04,841 INFO L268 CegarLoopResult]: For program point L779-1(lines 779 785) no Hoare annotation was computed. [2020-07-28 19:01:04,841 INFO L264 CegarLoopResult]: At program point L779-2(lines 778 797) the Hoare annotation is: false [2020-07-28 19:01:04,842 INFO L264 CegarLoopResult]: At program point L779-3(lines 778 797) the Hoare annotation is: false [2020-07-28 19:01:04,842 INFO L264 CegarLoopResult]: At program point L584(lines 1 1010) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,842 INFO L268 CegarLoopResult]: For program point L982(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,842 INFO L268 CegarLoopResult]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,842 INFO L268 CegarLoopResult]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,843 INFO L268 CegarLoopResult]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,843 INFO L268 CegarLoopResult]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,843 INFO L268 CegarLoopResult]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,843 INFO L268 CegarLoopResult]: For program point L982-9(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,843 INFO L268 CegarLoopResult]: For program point L982-11(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,843 INFO L268 CegarLoopResult]: For program point L982-12(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,844 INFO L268 CegarLoopResult]: For program point L982-14(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,844 INFO L268 CegarLoopResult]: For program point L982-15(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,844 INFO L268 CegarLoopResult]: For program point L982-17(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,844 INFO L268 CegarLoopResult]: For program point L982-18(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,845 INFO L268 CegarLoopResult]: For program point L982-20(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,845 INFO L268 CegarLoopResult]: For program point L982-21(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,845 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:01:04,846 INFO L268 CegarLoopResult]: For program point L982-23(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,846 INFO L268 CegarLoopResult]: For program point L982-24(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,846 INFO L268 CegarLoopResult]: For program point L982-26(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,846 INFO L268 CegarLoopResult]: For program point L982-27(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,847 INFO L268 CegarLoopResult]: For program point L982-29(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,847 INFO L268 CegarLoopResult]: For program point L982-30(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,847 INFO L268 CegarLoopResult]: For program point L982-32(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,848 INFO L268 CegarLoopResult]: For program point L982-33(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,848 INFO L268 CegarLoopResult]: For program point L982-35(lines 982 986) no Hoare annotation was computed. [2020-07-28 19:01:04,848 INFO L264 CegarLoopResult]: At program point L653(lines 606 654) the Hoare annotation is: false [2020-07-28 19:01:04,848 INFO L264 CegarLoopResult]: At program point L786(lines 786 792) the Hoare annotation is: (let ((.cse2 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= 1 |ULTIMATE.start_valid_product_#res|) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and .cse1 (= 1 ~methaneLevelCritical~0) .cse4 .cse2 .cse5 .cse3) (and .cse0 .cse1 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse4 .cse5 .cse3))) [2020-07-28 19:01:04,848 INFO L264 CegarLoopResult]: At program point L786-1(lines 786 792) the Hoare annotation is: false [2020-07-28 19:01:04,849 INFO L264 CegarLoopResult]: At program point L786-2(lines 786 792) the Hoare annotation is: false [2020-07-28 19:01:04,849 INFO L268 CegarLoopResult]: For program point L60(lines 60 77) no Hoare annotation was computed. [2020-07-28 19:01:04,849 INFO L264 CegarLoopResult]: At program point L60-1(lines 1 1010) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse2 .cse4 .cse5) (and .cse0 .cse1 (= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0) .cse3 .cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5))) [2020-07-28 19:01:04,849 INFO L268 CegarLoopResult]: For program point L60-2(lines 60 77) no Hoare annotation was computed. [2020-07-28 19:01:04,850 INFO L264 CegarLoopResult]: At program point L60-3(lines 1 1010) the Hoare annotation is: false [2020-07-28 19:01:04,850 INFO L268 CegarLoopResult]: For program point L60-4(lines 60 77) no Hoare annotation was computed. [2020-07-28 19:01:04,850 INFO L264 CegarLoopResult]: At program point L60-5(lines 1 1010) the Hoare annotation is: false [2020-07-28 19:01:04,850 INFO L264 CegarLoopResult]: At program point L988(lines 973 991) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,850 INFO L264 CegarLoopResult]: At program point L988-1(lines 973 991) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,851 INFO L264 CegarLoopResult]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,851 INFO L264 CegarLoopResult]: At program point L988-3(lines 973 991) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4))) [2020-07-28 19:01:04,851 INFO L264 CegarLoopResult]: At program point L988-4(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,851 INFO L264 CegarLoopResult]: At program point L988-5(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,851 INFO L264 CegarLoopResult]: At program point L988-6(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,852 INFO L264 CegarLoopResult]: At program point L988-7(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,852 INFO L264 CegarLoopResult]: At program point L988-8(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,852 INFO L264 CegarLoopResult]: At program point L988-9(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,852 INFO L264 CegarLoopResult]: At program point L988-10(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,852 INFO L264 CegarLoopResult]: At program point L988-11(lines 973 991) the Hoare annotation is: false [2020-07-28 19:01:04,852 INFO L264 CegarLoopResult]: At program point L592(lines 587 595) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,853 INFO L268 CegarLoopResult]: For program point L64(lines 64 74) no Hoare annotation was computed. [2020-07-28 19:01:04,853 INFO L268 CegarLoopResult]: For program point L64-2(lines 64 74) no Hoare annotation was computed. [2020-07-28 19:01:04,853 INFO L268 CegarLoopResult]: For program point L64-4(lines 64 74) no Hoare annotation was computed. [2020-07-28 19:01:04,853 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-28 19:01:04,853 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:01:04,854 INFO L268 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2020-07-28 19:01:04,854 INFO L268 CegarLoopResult]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2020-07-28 19:01:04,854 INFO L264 CegarLoopResult]: At program point L924(lines 917 927) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 1 ~systemActive~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3))) [2020-07-28 19:01:04,854 INFO L264 CegarLoopResult]: At program point L924-1(lines 917 927) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,854 INFO L264 CegarLoopResult]: At program point L924-2(lines 917 927) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,855 INFO L264 CegarLoopResult]: At program point L924-3(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,855 INFO L264 CegarLoopResult]: At program point L924-4(lines 917 927) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse3 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 (= 1 |ULTIMATE.start_valid_product_#res|) .cse1 .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) .cse3))) [2020-07-28 19:01:04,855 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2020-07-28 19:01:04,855 INFO L264 CegarLoopResult]: At program point L924-5(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,856 INFO L264 CegarLoopResult]: At program point L924-6(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,856 INFO L264 CegarLoopResult]: At program point L924-7(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,856 INFO L264 CegarLoopResult]: At program point L924-8(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,856 INFO L264 CegarLoopResult]: At program point L924-9(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,856 INFO L264 CegarLoopResult]: At program point L924-10(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,856 INFO L264 CegarLoopResult]: At program point L924-11(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,857 INFO L264 CegarLoopResult]: At program point L924-12(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,857 INFO L264 CegarLoopResult]: At program point L924-13(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,857 INFO L264 CegarLoopResult]: At program point L924-14(lines 917 927) the Hoare annotation is: false [2020-07-28 19:01:04,857 INFO L268 CegarLoopResult]: For program point L863(lines 863 880) no Hoare annotation was computed. [2020-07-28 19:01:04,857 INFO L268 CegarLoopResult]: For program point L863-1(lines 863 880) no Hoare annotation was computed. [2020-07-28 19:01:04,858 INFO L268 CegarLoopResult]: For program point L863-2(lines 863 880) no Hoare annotation was computed. [2020-07-28 19:01:04,858 INFO L264 CegarLoopResult]: At program point L933(lines 928 936) the Hoare annotation is: (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,858 INFO L264 CegarLoopResult]: At program point L933-1(lines 928 936) the Hoare annotation is: false [2020-07-28 19:01:04,858 INFO L268 CegarLoopResult]: For program point L867(lines 867 875) no Hoare annotation was computed. [2020-07-28 19:01:04,858 INFO L264 CegarLoopResult]: At program point L933-2(lines 928 936) the Hoare annotation is: false [2020-07-28 19:01:04,858 INFO L268 CegarLoopResult]: For program point L867-1(lines 867 875) no Hoare annotation was computed. [2020-07-28 19:01:04,859 INFO L268 CegarLoopResult]: For program point L867-2(lines 867 875) no Hoare annotation was computed. [2020-07-28 19:01:04,859 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2020-07-28 19:01:04,859 INFO L268 CegarLoopResult]: For program point L1001(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,859 INFO L268 CegarLoopResult]: For program point L1001-2(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,859 INFO L268 CegarLoopResult]: For program point L1001-3(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,860 INFO L268 CegarLoopResult]: For program point L1001-5(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,860 INFO L268 CegarLoopResult]: For program point L1001-6(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,860 INFO L268 CegarLoopResult]: For program point L1001-8(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,860 INFO L268 CegarLoopResult]: For program point L1001-9(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,860 INFO L268 CegarLoopResult]: For program point L1001-11(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,860 INFO L268 CegarLoopResult]: For program point L1001-12(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,861 INFO L268 CegarLoopResult]: For program point L1001-14(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,861 INFO L268 CegarLoopResult]: For program point L1001-15(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,861 INFO L268 CegarLoopResult]: For program point L1001-17(lines 1001 1005) no Hoare annotation was computed. [2020-07-28 19:01:04,861 INFO L268 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-07-28 19:01:04,861 INFO L268 CegarLoopResult]: For program point L673-3(lines 673 677) no Hoare annotation was computed. [2020-07-28 19:01:04,861 INFO L268 CegarLoopResult]: For program point L673-6(lines 673 677) no Hoare annotation was computed. [2020-07-28 19:01:04,862 INFO L264 CegarLoopResult]: At program point L145(lines 141 147) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,862 INFO L268 CegarLoopResult]: For program point L608(lines 607 652) no Hoare annotation was computed. [2020-07-28 19:01:04,862 INFO L268 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2020-07-28 19:01:04,862 INFO L264 CegarLoopResult]: At program point L1007(lines 992 1010) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,862 INFO L264 CegarLoopResult]: At program point L1007-1(lines 992 1010) the Hoare annotation is: false [2020-07-28 19:01:04,863 INFO L264 CegarLoopResult]: At program point L1007-2(lines 992 1010) the Hoare annotation is: false [2020-07-28 19:01:04,864 INFO L264 CegarLoopResult]: At program point L1007-3(lines 992 1010) the Hoare annotation is: false [2020-07-28 19:01:04,864 INFO L264 CegarLoopResult]: At program point L1007-4(lines 992 1010) the Hoare annotation is: false [2020-07-28 19:01:04,864 INFO L264 CegarLoopResult]: At program point L1007-5(lines 992 1010) the Hoare annotation is: false [2020-07-28 19:01:04,864 INFO L268 CegarLoopResult]: For program point L811(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,864 INFO L268 CegarLoopResult]: For program point L811-1(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,865 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,865 INFO L268 CegarLoopResult]: For program point L811-3(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,865 INFO L268 CegarLoopResult]: For program point L811-4(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,865 INFO L268 CegarLoopResult]: For program point L811-5(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,865 INFO L268 CegarLoopResult]: For program point L811-6(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,865 INFO L268 CegarLoopResult]: For program point L811-7(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,866 INFO L268 CegarLoopResult]: For program point L811-8(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,866 INFO L268 CegarLoopResult]: For program point L811-9(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,866 INFO L268 CegarLoopResult]: For program point L811-10(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,866 INFO L268 CegarLoopResult]: For program point L811-11(lines 811 828) no Hoare annotation was computed. [2020-07-28 19:01:04,866 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:01:04,866 INFO L268 CegarLoopResult]: For program point L815(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,867 INFO L268 CegarLoopResult]: For program point L815-1(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,867 INFO L268 CegarLoopResult]: For program point L815-2(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,867 INFO L268 CegarLoopResult]: For program point L815-3(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,867 INFO L268 CegarLoopResult]: For program point L815-4(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,867 INFO L268 CegarLoopResult]: For program point L815-5(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,867 INFO L268 CegarLoopResult]: For program point L617(lines 617 623) no Hoare annotation was computed. [2020-07-28 19:01:04,868 INFO L268 CegarLoopResult]: For program point L815-6(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,868 INFO L264 CegarLoopResult]: At program point L617-1(lines 617 623) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse2 .cse4 .cse5) (and .cse0 .cse1 (= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0) .cse3 .cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5))) [2020-07-28 19:01:04,868 INFO L268 CegarLoopResult]: For program point L815-7(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,868 INFO L268 CegarLoopResult]: For program point L815-8(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,868 INFO L268 CegarLoopResult]: For program point L815-9(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,869 INFO L268 CegarLoopResult]: For program point L815-10(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,869 INFO L268 CegarLoopResult]: For program point L815-11(lines 815 823) no Hoare annotation was computed. [2020-07-28 19:01:04,869 INFO L268 CegarLoopResult]: For program point L750(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,869 INFO L268 CegarLoopResult]: For program point L750-1(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,869 INFO L268 CegarLoopResult]: For program point L750-2(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,870 INFO L268 CegarLoopResult]: For program point L750-3(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,870 INFO L268 CegarLoopResult]: For program point L750-4(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,870 INFO L268 CegarLoopResult]: For program point L750-5(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,870 INFO L268 CegarLoopResult]: For program point L750-6(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,871 INFO L268 CegarLoopResult]: For program point L750-7(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,871 INFO L268 CegarLoopResult]: For program point L750-8(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,871 INFO L268 CegarLoopResult]: For program point L750-9(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,871 INFO L268 CegarLoopResult]: For program point L750-10(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,871 INFO L268 CegarLoopResult]: For program point L750-11(lines 750 756) no Hoare annotation was computed. [2020-07-28 19:01:04,871 INFO L268 CegarLoopResult]: For program point L685(lines 685 689) no Hoare annotation was computed. [2020-07-28 19:01:04,872 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:01:04,872 INFO L264 CegarLoopResult]: At program point L94-2(lines 94 108) the Hoare annotation is: false [2020-07-28 19:01:04,872 INFO L264 CegarLoopResult]: At program point L755(lines 746 759) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,872 INFO L264 CegarLoopResult]: At program point L755-1(lines 746 759) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:04,872 INFO L264 CegarLoopResult]: At program point L755-2(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,873 INFO L264 CegarLoopResult]: At program point L755-3(lines 746 759) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 (= 1 ~methaneLevelCritical~0) .cse1 (= 1 ULTIMATE.start_main_~tmp~1) .cse2 .cse3) (and (= 0 ~methaneLevelCritical~0) .cse0 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse1 .cse2 .cse3))) [2020-07-28 19:01:04,873 INFO L264 CegarLoopResult]: At program point L755-4(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,873 INFO L264 CegarLoopResult]: At program point L755-5(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,873 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-07-28 19:01:04,873 INFO L264 CegarLoopResult]: At program point L755-6(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,874 INFO L264 CegarLoopResult]: At program point L755-7(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,874 INFO L268 CegarLoopResult]: For program point L557-1(line 557) no Hoare annotation was computed. [2020-07-28 19:01:04,874 INFO L264 CegarLoopResult]: At program point L755-8(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,874 INFO L268 CegarLoopResult]: For program point L557-2(line 557) no Hoare annotation was computed. [2020-07-28 19:01:04,874 INFO L264 CegarLoopResult]: At program point L755-9(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,874 INFO L264 CegarLoopResult]: At program point L755-10(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,875 INFO L264 CegarLoopResult]: At program point L755-11(lines 746 759) the Hoare annotation is: false [2020-07-28 19:01:04,875 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-07-28 19:01:04,875 INFO L268 CegarLoopResult]: For program point L98(lines 98 102) no Hoare annotation was computed. [2020-07-28 19:01:04,875 INFO L268 CegarLoopResult]: For program point L98-1(lines 779 785) no Hoare annotation was computed. [2020-07-28 19:01:04,875 INFO L268 CegarLoopResult]: For program point L627(lines 627 633) no Hoare annotation was computed. [2020-07-28 19:01:04,875 INFO L264 CegarLoopResult]: At program point L627-1(lines 627 633) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= 1 ~methaneLevelCritical~0) .cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) .cse2) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 1 |ULTIMATE.start_valid_product_#res|) .cse1 .cse2))) [2020-07-28 19:01:04,880 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:01:04,880 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:01:04,887 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 19:01:04,888 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 19:01:04,888 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 19:01:04,890 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:01:04,891 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-28 19:01:04,892 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:01:04,892 WARN L170 areAnnotationChecker]: L779-1 has no Hoare annotation [2020-07-28 19:01:04,892 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-28 19:01:04,892 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-28 19:01:04,892 WARN L170 areAnnotationChecker]: L779-1 has no Hoare annotation [2020-07-28 19:01:04,892 WARN L170 areAnnotationChecker]: L779-1 has no Hoare annotation [2020-07-28 19:01:04,892 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L673-3 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L673-3 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L617 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L617 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-28 19:01:04,893 WARN L170 areAnnotationChecker]: L837-3 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L837-3 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L60-2 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L867-1 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L1001-9 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L811-7 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L811-7 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L60-2 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L60-2 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-28 19:01:04,894 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L637 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L867-1 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L867-1 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L1001-9 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L1001-9 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L750-7 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L750-7 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L64-2 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L637 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L637 has no Hoare annotation [2020-07-28 19:01:04,895 WARN L170 areAnnotationChecker]: L837-2 has no Hoare annotation [2020-07-28 19:01:04,896 WARN L170 areAnnotationChecker]: L837-2 has no Hoare annotation [2020-07-28 19:01:04,896 WARN L170 areAnnotationChecker]: L1001-11 has no Hoare annotation [2020-07-28 19:01:04,896 WARN L170 areAnnotationChecker]: L982-21 has no Hoare annotation [2020-07-28 19:01:04,897 WARN L170 areAnnotationChecker]: L64-2 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L64-2 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L643-2 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L643-2 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L643 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L643 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L1001-6 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L811-5 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L811-5 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L841-3 has no Hoare annotation [2020-07-28 19:01:04,898 WARN L170 areAnnotationChecker]: L982-21 has no Hoare annotation [2020-07-28 19:01:04,899 WARN L170 areAnnotationChecker]: L982-21 has no Hoare annotation [2020-07-28 19:01:04,899 WARN L170 areAnnotationChecker]: L65-2 has no Hoare annotation [2020-07-28 19:01:04,899 WARN L170 areAnnotationChecker]: L65-2 has no Hoare annotation [2020-07-28 19:01:04,899 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-28 19:01:04,899 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-28 19:01:04,899 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-28 19:01:04,899 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-28 19:01:04,905 WARN L170 areAnnotationChecker]: L1001-6 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L1001-6 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L750-5 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L750-5 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L841-3 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L841-3 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L982-23 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L557-1 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L557-1 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-28 19:01:04,906 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-28 19:01:04,907 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-28 19:01:04,907 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-28 19:01:04,909 WARN L170 areAnnotationChecker]: L1001-8 has no Hoare annotation [2020-07-28 19:01:04,909 WARN L170 areAnnotationChecker]: L982-15 has no Hoare annotation [2020-07-28 19:01:04,909 WARN L170 areAnnotationChecker]: L811-6 has no Hoare annotation [2020-07-28 19:01:04,909 WARN L170 areAnnotationChecker]: L811-6 has no Hoare annotation [2020-07-28 19:01:04,909 WARN L170 areAnnotationChecker]: L815-7 has no Hoare annotation [2020-07-28 19:01:04,909 WARN L170 areAnnotationChecker]: L98-1 has no Hoare annotation [2020-07-28 19:01:04,909 WARN L170 areAnnotationChecker]: L98-1 has no Hoare annotation [2020-07-28 19:01:04,911 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-28 19:01:04,911 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-28 19:01:04,911 WARN L170 areAnnotationChecker]: L60 has no Hoare annotation [2020-07-28 19:01:04,911 WARN L170 areAnnotationChecker]: L841-2 has no Hoare annotation [2020-07-28 19:01:04,911 WARN L170 areAnnotationChecker]: L982-15 has no Hoare annotation [2020-07-28 19:01:04,911 WARN L170 areAnnotationChecker]: L982-15 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L750-6 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L750-6 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L815-7 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L815-7 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L673-6 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L673-6 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L863-2 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L1001-3 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L811-3 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L811-3 has no Hoare annotation [2020-07-28 19:01:04,912 WARN L170 areAnnotationChecker]: L60 has no Hoare annotation [2020-07-28 19:01:04,913 WARN L170 areAnnotationChecker]: L60 has no Hoare annotation [2020-07-28 19:01:04,913 WARN L170 areAnnotationChecker]: L841-2 has no Hoare annotation [2020-07-28 19:01:04,913 WARN L170 areAnnotationChecker]: L841-2 has no Hoare annotation [2020-07-28 19:01:04,913 WARN L170 areAnnotationChecker]: L982-17 has no Hoare annotation [2020-07-28 19:01:04,913 WARN L170 areAnnotationChecker]: L982-18 has no Hoare annotation [2020-07-28 19:01:04,913 WARN L170 areAnnotationChecker]: L863-2 has no Hoare annotation [2020-07-28 19:01:04,914 WARN L170 areAnnotationChecker]: L863-2 has no Hoare annotation [2020-07-28 19:01:04,914 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-28 19:01:04,914 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-28 19:01:04,914 WARN L170 areAnnotationChecker]: L1001-3 has no Hoare annotation [2020-07-28 19:01:04,914 WARN L170 areAnnotationChecker]: L1001-3 has no Hoare annotation [2020-07-28 19:01:04,914 WARN L170 areAnnotationChecker]: L750-3 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L750-3 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L811-4 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L811-4 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L815-5 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L982-18 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L982-18 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L899-14 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L837-5 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L837-5 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L60-4 has no Hoare annotation [2020-07-28 19:01:04,915 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-28 19:01:04,916 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-28 19:01:04,916 WARN L170 areAnnotationChecker]: L1001-5 has no Hoare annotation [2020-07-28 19:01:04,916 WARN L170 areAnnotationChecker]: L982-9 has no Hoare annotation [2020-07-28 19:01:04,916 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 19:01:04,916 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 19:01:04,916 WARN L170 areAnnotationChecker]: L750-4 has no Hoare annotation [2020-07-28 19:01:04,916 WARN L170 areAnnotationChecker]: L750-4 has no Hoare annotation [2020-07-28 19:01:04,917 WARN L170 areAnnotationChecker]: L815-5 has no Hoare annotation [2020-07-28 19:01:04,917 WARN L170 areAnnotationChecker]: L815-5 has no Hoare annotation [2020-07-28 19:01:04,917 WARN L170 areAnnotationChecker]: L982-20 has no Hoare annotation [2020-07-28 19:01:04,917 WARN L170 areAnnotationChecker]: L899-14 has no Hoare annotation [2020-07-28 19:01:04,917 WARN L170 areAnnotationChecker]: L899-14 has no Hoare annotation [2020-07-28 19:01:04,917 WARN L170 areAnnotationChecker]: L867-2 has no Hoare annotation [2020-07-28 19:01:04,917 WARN L170 areAnnotationChecker]: L1001-15 has no Hoare annotation [2020-07-28 19:01:04,918 WARN L170 areAnnotationChecker]: L811-11 has no Hoare annotation [2020-07-28 19:01:04,918 WARN L170 areAnnotationChecker]: L811-11 has no Hoare annotation [2020-07-28 19:01:04,918 WARN L170 areAnnotationChecker]: L60-4 has no Hoare annotation [2020-07-28 19:01:04,918 WARN L170 areAnnotationChecker]: L60-4 has no Hoare annotation [2020-07-28 19:01:04,918 WARN L170 areAnnotationChecker]: L1001 has no Hoare annotation [2020-07-28 19:01:04,918 WARN L170 areAnnotationChecker]: L811-1 has no Hoare annotation [2020-07-28 19:01:04,918 WARN L170 areAnnotationChecker]: L811-1 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L841-1 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L982-9 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L982-9 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L982-12 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L815-6 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L867-2 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L867-2 has no Hoare annotation [2020-07-28 19:01:04,919 WARN L170 areAnnotationChecker]: L1001-15 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L1001-15 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L750-11 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L750-11 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L64-4 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L1001 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L1001 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L750-1 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L750-1 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L841-1 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L841-1 has no Hoare annotation [2020-07-28 19:01:04,920 WARN L170 areAnnotationChecker]: L982-11 has no Hoare annotation [2020-07-28 19:01:04,921 WARN L170 areAnnotationChecker]: L557 has no Hoare annotation [2020-07-28 19:01:04,921 WARN L170 areAnnotationChecker]: L557 has no Hoare annotation [2020-07-28 19:01:04,921 WARN L170 areAnnotationChecker]: L982-12 has no Hoare annotation [2020-07-28 19:01:04,921 WARN L170 areAnnotationChecker]: L982-12 has no Hoare annotation [2020-07-28 19:01:04,921 WARN L170 areAnnotationChecker]: L899-10 has no Hoare annotation [2020-07-28 19:01:04,921 WARN L170 areAnnotationChecker]: L815-6 has no Hoare annotation [2020-07-28 19:01:04,921 WARN L170 areAnnotationChecker]: L815-6 has no Hoare annotation [2020-07-28 19:01:04,922 WARN L170 areAnnotationChecker]: L837-4 has no Hoare annotation [2020-07-28 19:01:04,922 WARN L170 areAnnotationChecker]: L837-4 has no Hoare annotation [2020-07-28 19:01:04,922 WARN L170 areAnnotationChecker]: L1001-17 has no Hoare annotation [2020-07-28 19:01:04,923 WARN L170 areAnnotationChecker]: L982-33 has no Hoare annotation [2020-07-28 19:01:04,923 WARN L170 areAnnotationChecker]: L64-4 has no Hoare annotation [2020-07-28 19:01:04,923 WARN L170 areAnnotationChecker]: L64-4 has no Hoare annotation [2020-07-28 19:01:04,923 WARN L170 areAnnotationChecker]: L1001-2 has no Hoare annotation [2020-07-28 19:01:04,923 WARN L170 areAnnotationChecker]: L982-3 has no Hoare annotation [2020-07-28 19:01:04,923 WARN L170 areAnnotationChecker]: L811-2 has no Hoare annotation [2020-07-28 19:01:04,924 WARN L170 areAnnotationChecker]: L811-2 has no Hoare annotation [2020-07-28 19:01:04,924 WARN L170 areAnnotationChecker]: L815-3 has no Hoare annotation [2020-07-28 19:01:04,924 WARN L170 areAnnotationChecker]: L982-14 has no Hoare annotation [2020-07-28 19:01:04,924 WARN L170 areAnnotationChecker]: L899-10 has no Hoare annotation [2020-07-28 19:01:04,924 WARN L170 areAnnotationChecker]: L899-10 has no Hoare annotation [2020-07-28 19:01:04,924 WARN L170 areAnnotationChecker]: L1001-12 has no Hoare annotation [2020-07-28 19:01:04,925 WARN L170 areAnnotationChecker]: L811-9 has no Hoare annotation [2020-07-28 19:01:04,925 WARN L170 areAnnotationChecker]: L811-9 has no Hoare annotation [2020-07-28 19:01:04,925 WARN L170 areAnnotationChecker]: L841-5 has no Hoare annotation [2020-07-28 19:01:04,925 WARN L170 areAnnotationChecker]: L982-33 has no Hoare annotation [2020-07-28 19:01:04,925 WARN L170 areAnnotationChecker]: L982-33 has no Hoare annotation [2020-07-28 19:01:04,925 WARN L170 areAnnotationChecker]: L65-4 has no Hoare annotation [2020-07-28 19:01:04,925 WARN L170 areAnnotationChecker]: L65-4 has no Hoare annotation [2020-07-28 19:01:04,926 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-28 19:01:04,926 WARN L170 areAnnotationChecker]: L982-3 has no Hoare annotation [2020-07-28 19:01:04,926 WARN L170 areAnnotationChecker]: L982-3 has no Hoare annotation [2020-07-28 19:01:04,926 WARN L170 areAnnotationChecker]: L750-2 has no Hoare annotation [2020-07-28 19:01:04,926 WARN L170 areAnnotationChecker]: L750-2 has no Hoare annotation [2020-07-28 19:01:04,926 WARN L170 areAnnotationChecker]: L815-3 has no Hoare annotation [2020-07-28 19:01:04,927 WARN L170 areAnnotationChecker]: L815-3 has no Hoare annotation [2020-07-28 19:01:04,927 WARN L170 areAnnotationChecker]: L815-4 has no Hoare annotation [2020-07-28 19:01:04,927 WARN L170 areAnnotationChecker]: L899-12 has no Hoare annotation [2020-07-28 19:01:04,927 WARN L170 areAnnotationChecker]: L1001-12 has no Hoare annotation [2020-07-28 19:01:04,927 WARN L170 areAnnotationChecker]: L1001-12 has no Hoare annotation [2020-07-28 19:01:04,927 WARN L170 areAnnotationChecker]: L750-9 has no Hoare annotation [2020-07-28 19:01:04,928 WARN L170 areAnnotationChecker]: L750-9 has no Hoare annotation [2020-07-28 19:01:04,928 WARN L170 areAnnotationChecker]: L841-5 has no Hoare annotation [2020-07-28 19:01:04,928 WARN L170 areAnnotationChecker]: L841-5 has no Hoare annotation [2020-07-28 19:01:04,928 WARN L170 areAnnotationChecker]: L982-35 has no Hoare annotation [2020-07-28 19:01:04,928 WARN L170 areAnnotationChecker]: L557-2 has no Hoare annotation [2020-07-28 19:01:04,928 WARN L170 areAnnotationChecker]: L557-2 has no Hoare annotation [2020-07-28 19:01:04,929 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-28 19:01:04,929 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-28 19:01:04,929 WARN L170 areAnnotationChecker]: L982-5 has no Hoare annotation [2020-07-28 19:01:04,929 WARN L170 areAnnotationChecker]: L982-6 has no Hoare annotation [2020-07-28 19:01:04,931 WARN L170 areAnnotationChecker]: L815-4 has no Hoare annotation [2020-07-28 19:01:04,932 WARN L170 areAnnotationChecker]: L815-4 has no Hoare annotation [2020-07-28 19:01:04,932 WARN L170 areAnnotationChecker]: L899-12 has no Hoare annotation [2020-07-28 19:01:04,932 WARN L170 areAnnotationChecker]: L899-12 has no Hoare annotation [2020-07-28 19:01:04,932 WARN L170 areAnnotationChecker]: L1001-14 has no Hoare annotation [2020-07-28 19:01:04,932 WARN L170 areAnnotationChecker]: L982-27 has no Hoare annotation [2020-07-28 19:01:04,932 WARN L170 areAnnotationChecker]: L811-10 has no Hoare annotation [2020-07-28 19:01:04,932 WARN L170 areAnnotationChecker]: L811-10 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L815-11 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L811 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L811 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L815-1 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L982-6 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L982-6 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L899-6 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L841-4 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L982-27 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L982-27 has no Hoare annotation [2020-07-28 19:01:04,933 WARN L170 areAnnotationChecker]: L750-10 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L750-10 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L815-11 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L815-11 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L815-1 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L815-1 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L982-8 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L899-6 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L899-6 has no Hoare annotation [2020-07-28 19:01:04,934 WARN L170 areAnnotationChecker]: L899-8 has no Hoare annotation [2020-07-28 19:01:04,935 WARN L170 areAnnotationChecker]: L841-4 has no Hoare annotation [2020-07-28 19:01:04,935 WARN L170 areAnnotationChecker]: L841-4 has no Hoare annotation [2020-07-28 19:01:04,935 WARN L170 areAnnotationChecker]: L982-29 has no Hoare annotation [2020-07-28 19:01:04,935 WARN L170 areAnnotationChecker]: L982-30 has no Hoare annotation [2020-07-28 19:01:04,935 WARN L170 areAnnotationChecker]: L982 has no Hoare annotation [2020-07-28 19:01:04,941 WARN L170 areAnnotationChecker]: L815-2 has no Hoare annotation [2020-07-28 19:01:04,941 WARN L170 areAnnotationChecker]: L899-8 has no Hoare annotation [2020-07-28 19:01:04,941 WARN L170 areAnnotationChecker]: L899-8 has no Hoare annotation [2020-07-28 19:01:04,941 WARN L170 areAnnotationChecker]: L811-8 has no Hoare annotation [2020-07-28 19:01:04,941 WARN L170 areAnnotationChecker]: L811-8 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L815-9 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L982-30 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L982-30 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L899-22 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L982 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L982 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L899-2 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L815-2 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L815-2 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L750-8 has no Hoare annotation [2020-07-28 19:01:04,942 WARN L170 areAnnotationChecker]: L750-8 has no Hoare annotation [2020-07-28 19:01:04,943 WARN L170 areAnnotationChecker]: L815-9 has no Hoare annotation [2020-07-28 19:01:04,943 WARN L170 areAnnotationChecker]: L815-9 has no Hoare annotation [2020-07-28 19:01:04,943 WARN L170 areAnnotationChecker]: L982-32 has no Hoare annotation [2020-07-28 19:01:04,943 WARN L170 areAnnotationChecker]: L899-22 has no Hoare annotation [2020-07-28 19:01:04,943 WARN L170 areAnnotationChecker]: L899-22 has no Hoare annotation [2020-07-28 19:01:04,943 WARN L170 areAnnotationChecker]: L982-2 has no Hoare annotation [2020-07-28 19:01:04,943 WARN L170 areAnnotationChecker]: L899-2 has no Hoare annotation [2020-07-28 19:01:04,944 WARN L170 areAnnotationChecker]: L899-2 has no Hoare annotation [2020-07-28 19:01:04,944 WARN L170 areAnnotationChecker]: L982-24 has no Hoare annotation [2020-07-28 19:01:04,944 WARN L170 areAnnotationChecker]: L815-10 has no Hoare annotation [2020-07-28 19:01:04,944 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 19:01:04,944 WARN L170 areAnnotationChecker]: L899-4 has no Hoare annotation [2020-07-28 19:01:04,945 WARN L170 areAnnotationChecker]: L982-24 has no Hoare annotation [2020-07-28 19:01:04,945 WARN L170 areAnnotationChecker]: L982-24 has no Hoare annotation [2020-07-28 19:01:04,945 WARN L170 areAnnotationChecker]: L899-18 has no Hoare annotation [2020-07-28 19:01:04,945 WARN L170 areAnnotationChecker]: L815-10 has no Hoare annotation [2020-07-28 19:01:04,945 WARN L170 areAnnotationChecker]: L815-10 has no Hoare annotation [2020-07-28 19:01:04,945 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 19:01:04,945 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 19:01:04,945 WARN L170 areAnnotationChecker]: L899-4 has no Hoare annotation [2020-07-28 19:01:04,946 WARN L170 areAnnotationChecker]: L899-4 has no Hoare annotation [2020-07-28 19:01:04,946 WARN L170 areAnnotationChecker]: L982-26 has no Hoare annotation [2020-07-28 19:01:04,946 WARN L170 areAnnotationChecker]: L899-18 has no Hoare annotation [2020-07-28 19:01:04,946 WARN L170 areAnnotationChecker]: L899-18 has no Hoare annotation [2020-07-28 19:01:04,947 WARN L170 areAnnotationChecker]: L815-8 has no Hoare annotation [2020-07-28 19:01:04,947 WARN L170 areAnnotationChecker]: L899-20 has no Hoare annotation [2020-07-28 19:01:04,947 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-28 19:01:04,947 WARN L170 areAnnotationChecker]: L815-8 has no Hoare annotation [2020-07-28 19:01:04,947 WARN L170 areAnnotationChecker]: L815-8 has no Hoare annotation [2020-07-28 19:01:04,948 WARN L170 areAnnotationChecker]: L899-20 has no Hoare annotation [2020-07-28 19:01:04,948 WARN L170 areAnnotationChecker]: L899-20 has no Hoare annotation [2020-07-28 19:01:04,948 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-28 19:01:04,948 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-28 19:01:04,948 WARN L170 areAnnotationChecker]: L899-16 has no Hoare annotation [2020-07-28 19:01:04,948 WARN L170 areAnnotationChecker]: L899-16 has no Hoare annotation [2020-07-28 19:01:04,948 WARN L170 areAnnotationChecker]: L899-16 has no Hoare annotation [2020-07-28 19:01:04,948 INFO L163 areAnnotationChecker]: CFG has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:01:05,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:01:05 BoogieIcfgContainer [2020-07-28 19:01:05,025 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:01:05,026 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:01:05,026 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:01:05,027 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:01:05,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:00:34" (3/4) ... [2020-07-28 19:01:05,033 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:01:05,071 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:01:05,074 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:01:05,076 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:01:05,079 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:01:05,081 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:01:05,084 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:01:05,087 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:01:05,129 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && \result == systemActive) && 1 == systemActive [2020-07-28 19:01:05,130 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && 1 == systemActive [2020-07-28 19:01:05,130 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && 1 == systemActive [2020-07-28 19:01:05,130 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == tmp) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) [2020-07-28 19:01:05,131 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == tmp) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) [2020-07-28 19:01:05,132 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == splverifierCounter && 1 == methaneLevelCritical) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 == tmp) && 1 == systemActive) [2020-07-28 19:01:05,134 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == splverifierCounter && 1 == methaneLevelCritical) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 == tmp) && 1 == systemActive) [2020-07-28 19:01:05,134 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 == tmp) && 0 == \result) && 1 == systemActive) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive)) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) [2020-07-28 19:01:05,137 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) || ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) [2020-07-28 19:01:05,138 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) [2020-07-28 19:01:05,147 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) [2020-07-28 19:01:05,147 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) && 1 == systemActive [2020-07-28 19:01:05,148 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) [2020-07-28 19:01:05,153 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) [2020-07-28 19:01:05,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,155 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,155 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 0 == pumpRunning) && 1 == tmp) && 0 == \result) && 1 == systemActive) [2020-07-28 19:01:05,156 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,156 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 0 == pumpRunning) && 1 == tmp) && 0 == \result) && 1 == systemActive) || (((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) [2020-07-28 19:01:05,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:05,311 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:01:05,312 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:01:05,314 INFO L168 Benchmark]: Toolchain (without parser) took 33886.84 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 582.0 MB). Free memory was 952.2 MB in the beginning and 1.2 GB in the end (delta: -292.5 MB). Peak memory consumption was 289.4 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:05,315 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:01:05,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:05,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:05,316 INFO L168 Benchmark]: Boogie Preprocessor took 145.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:01:05,317 INFO L168 Benchmark]: RCFGBuilder took 2562.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 830.5 MB in the end (delta: 277.1 MB). Peak memory consumption was 277.1 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:05,317 INFO L168 Benchmark]: TraceAbstraction took 30024.26 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 443.0 MB). Free memory was 830.5 MB in the beginning and 1.3 GB in the end (delta: -444.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:01:05,317 INFO L168 Benchmark]: Witness Printer took 285.65 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:05,319 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 723.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 134.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 145.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2562.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 830.5 MB in the end (delta: 277.1 MB). Peak memory consumption was 277.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 30024.26 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 443.0 MB). Free memory was 830.5 MB in the beginning and 1.3 GB in the end (delta: -444.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 285.65 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 557]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 557]: 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: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 == tmp) && 0 == \result) && 1 == systemActive) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive)) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 0 == pumpRunning) && 1 == tmp) && 0 == \result) && 1 == systemActive) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) || ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 1 == methaneLevelCritical) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 == tmp) && 1 == systemActive) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) && 1 == systemActive - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == tmp) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 1 == methaneLevelCritical) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 == tmp) && 1 == systemActive) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 0 == pumpRunning) && 1 == tmp) && 0 == \result) && 1 == systemActive) || (((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == tmp) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: ((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 1 == tmp) && \result == systemActive) && 1 == systemActive) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == tmp) && \result == systemActive) && 0 == \result) && 1 == systemActive - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 24.3s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 18.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1773 SDtfs, 2472 SDslu, 2701 SDs, 0 SdLazy, 439 SolverSat, 97 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 98 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=319occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1071 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 289 NumberOfFragments, 916 HoareAnnotationTreeSize, 91 FomulaSimplifications, 692430 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 91 FomulaSimplificationsInter, 155201 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 367 NumberOfCodeBlocks, 367 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 356 ConstructedInterpolants, 0 QuantifiedInterpolants, 23920 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...