./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product62.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_product62.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 23f993c1cfae7b9f66cc8c2fd252077854486eec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 19:00:31,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:00:31,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:00:31,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:00:31,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:00:31,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:00:31,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:00:31,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:00:31,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:00:31,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:00:31,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:00:31,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:00:31,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:00:31,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:00:31,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:00:31,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:00:31,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:00:31,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:00:31,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:00:31,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:00:31,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:00:31,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:00:31,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:00:31,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:00:31,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:00:31,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:00:31,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:00:31,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:00:31,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:00:31,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:00:31,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:00:31,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:00:31,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:00:31,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:00:31,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:00:31,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:00:31,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:00:31,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:00:31,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:00:31,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:00:31,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:00:31,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:00:31,810 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:00:31,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:00:31,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:00:31,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:00:31,812 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:00:31,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:00:31,813 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:00:31,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:00:31,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:00:31,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:00:31,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:00:31,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:00:31,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:00:31,814 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:00:31,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:00:31,815 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:00:31,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:00:31,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:00:31,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:00:31,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:00:31,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:00:31,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:00:31,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:00:31,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:00:31,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:00:31,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:00:31,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:00:31,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:00:31,818 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:00:31,818 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 -> 23f993c1cfae7b9f66cc8c2fd252077854486eec [2020-07-28 19:00:32,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:00:32,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:00:32,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:00:32,201 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:00:32,204 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:00:32,205 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2020-07-28 19:00:32,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/024649c3c/29f61e8597c94c138c0f472862890880/FLAG457be17c0 [2020-07-28 19:00:32,891 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:00:32,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2020-07-28 19:00:32,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/024649c3c/29f61e8597c94c138c0f472862890880/FLAG457be17c0 [2020-07-28 19:00:33,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/024649c3c/29f61e8597c94c138c0f472862890880 [2020-07-28 19:00:33,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:00:33,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:00:33,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:00:33,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:00:33,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:00:33,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:33,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec39762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33, skipping insertion in model container [2020-07-28 19:00:33,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:33,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:00:33,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:00:33,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:00:33,727 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:00:33,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:00:33,896 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:00:33,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33 WrapperNode [2020-07-28 19:00:33,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:00:33,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:00:33,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:00:33,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:00:33,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:33,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:34,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:00:34,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:00:34,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:00:34,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:00:34,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:34,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:34,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:34,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:34,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:34,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:34,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (1/1) ... [2020-07-28 19:00:34,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:00:34,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:00:34,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:00:34,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:00:34,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (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 19:00:34,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:00:34,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:00:34,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:00:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:00:36,640 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:00:36,640 INFO L295 CfgBuilder]: Removed 352 assume(true) statements. [2020-07-28 19:00:36,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:00:36 BoogieIcfgContainer [2020-07-28 19:00:36,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:00:36,653 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:00:36,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:00:36,659 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:00:36,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:00:33" (1/3) ... [2020-07-28 19:00:36,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35ffda02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:00:36, skipping insertion in model container [2020-07-28 19:00:36,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:00:33" (2/3) ... [2020-07-28 19:00:36,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35ffda02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:00:36, skipping insertion in model container [2020-07-28 19:00:36,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:00:36" (3/3) ... [2020-07-28 19:00:36,667 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62.cil.c [2020-07-28 19:00:36,678 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:00:36,690 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:00:36,705 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:00:36,739 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:00:36,739 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:00:36,739 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:00:36,739 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:00:36,740 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:00:36,740 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:00:36,740 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:00:36,740 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:00:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2020-07-28 19:00:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-28 19:00:36,771 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:36,772 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 19:00:36,773 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:36,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:36,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1958491676, now seen corresponding path program 1 times [2020-07-28 19:00:36,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:36,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003991256] [2020-07-28 19:00:36,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:37,198 INFO L280 TraceCheckUtils]: 0: Hoare triple {232#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {232#true} is VALID [2020-07-28 19:00:37,199 INFO L280 TraceCheckUtils]: 1: Hoare triple {232#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {232#true} is VALID [2020-07-28 19:00:37,200 INFO L280 TraceCheckUtils]: 2: Hoare triple {232#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {232#true} is VALID [2020-07-28 19:00:37,200 INFO L280 TraceCheckUtils]: 3: Hoare triple {232#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {232#true} is VALID [2020-07-28 19:00:37,200 INFO L280 TraceCheckUtils]: 4: Hoare triple {232#true} assume 0 != main_~tmp~3; {232#true} is VALID [2020-07-28 19:00:37,201 INFO L280 TraceCheckUtils]: 5: Hoare triple {232#true} ~methAndRunningLastTime~0 := 0; {232#true} is VALID [2020-07-28 19:00:37,201 INFO L280 TraceCheckUtils]: 6: Hoare triple {232#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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 19:00:37,202 INFO L280 TraceCheckUtils]: 7: Hoare triple {232#true} assume false; {233#false} is VALID [2020-07-28 19:00:37,203 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 19:00:37,203 INFO L280 TraceCheckUtils]: 9: Hoare triple {233#false} assume !(0 != ~pumpRunning~0); {233#false} is VALID [2020-07-28 19:00:37,204 INFO L280 TraceCheckUtils]: 10: Hoare triple {233#false} assume !(0 != ~systemActive~0); {233#false} is VALID [2020-07-28 19:00:37,204 INFO L280 TraceCheckUtils]: 11: Hoare triple {233#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {233#false} is VALID [2020-07-28 19:00:37,204 INFO L280 TraceCheckUtils]: 12: Hoare triple {233#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {233#false} is VALID [2020-07-28 19:00:37,205 INFO L280 TraceCheckUtils]: 13: Hoare triple {233#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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 19:00:37,205 INFO L280 TraceCheckUtils]: 14: Hoare triple {233#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {233#false} is VALID [2020-07-28 19:00:37,205 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 19:00:37,206 INFO L280 TraceCheckUtils]: 16: Hoare triple {233#false} assume 0 != ~methAndRunningLastTime~0; {233#false} is VALID [2020-07-28 19:00:37,206 INFO L280 TraceCheckUtils]: 17: Hoare triple {233#false} assume !false; {233#false} is VALID [2020-07-28 19:00:37,210 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 19:00:37,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003991256] [2020-07-28 19:00:37,212 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:37,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:00:37,213 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500799341] [2020-07-28 19:00:37,219 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 19:00:37,220 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:37,224 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:00:37,264 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 19:00:37,264 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:00:37,265 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:37,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:00:37,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:00:37,277 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2020-07-28 19:00:37,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:37,775 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2020-07-28 19:00:37,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:00:37,776 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 19:00:37,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:00:37,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 678 transitions. [2020-07-28 19:00:37,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:00:37,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 678 transitions. [2020-07-28 19:00:37,804 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 678 transitions. [2020-07-28 19:00:38,586 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 19:00:38,608 INFO L225 Difference]: With dead ends: 451 [2020-07-28 19:00:38,609 INFO L226 Difference]: Without dead ends: 225 [2020-07-28 19:00:38,614 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 19:00:38,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-07-28 19:00:38,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-07-28 19:00:38,702 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:38,703 INFO L82 GeneralOperation]: Start isEquivalent. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:38,703 INFO L74 IsIncluded]: Start isIncluded. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:38,704 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:38,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:38,736 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-07-28 19:00:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-07-28 19:00:38,743 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:38,744 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:38,744 INFO L74 IsIncluded]: Start isIncluded. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:38,744 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 225 states. [2020-07-28 19:00:38,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:38,764 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-07-28 19:00:38,764 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-07-28 19:00:38,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:38,767 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:38,768 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:38,768 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-07-28 19:00:38,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2020-07-28 19:00:38,780 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2020-07-28 19:00:38,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:38,780 INFO L479 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2020-07-28 19:00:38,781 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:00:38,781 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-07-28 19:00:38,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 19:00:38,783 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:38,783 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 19:00:38,783 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:00:38,784 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:38,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:38,785 INFO L82 PathProgramCache]: Analyzing trace with hash 2117639651, now seen corresponding path program 1 times [2020-07-28 19:00:38,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:38,786 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58872820] [2020-07-28 19:00:38,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:38,926 INFO L280 TraceCheckUtils]: 0: Hoare triple {1632#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1632#true} is VALID [2020-07-28 19:00:38,926 INFO L280 TraceCheckUtils]: 1: Hoare triple {1632#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {1632#true} is VALID [2020-07-28 19:00:38,926 INFO L280 TraceCheckUtils]: 2: Hoare triple {1632#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {1632#true} is VALID [2020-07-28 19:00:38,927 INFO L280 TraceCheckUtils]: 3: Hoare triple {1632#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {1632#true} is VALID [2020-07-28 19:00:38,927 INFO L280 TraceCheckUtils]: 4: Hoare triple {1632#true} assume 0 != main_~tmp~3; {1632#true} is VALID [2020-07-28 19:00:38,927 INFO L280 TraceCheckUtils]: 5: Hoare triple {1632#true} ~methAndRunningLastTime~0 := 0; {1632#true} is VALID [2020-07-28 19:00:38,928 INFO L280 TraceCheckUtils]: 6: Hoare triple {1632#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {1634#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:00:38,929 INFO L280 TraceCheckUtils]: 7: Hoare triple {1634#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {1634#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:00:38,930 INFO L280 TraceCheckUtils]: 8: Hoare triple {1634#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {1633#false} is VALID [2020-07-28 19:00:38,930 INFO L280 TraceCheckUtils]: 9: Hoare triple {1633#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {1633#false} is VALID [2020-07-28 19:00:38,931 INFO L280 TraceCheckUtils]: 10: Hoare triple {1633#false} assume !(0 != ~pumpRunning~0); {1633#false} is VALID [2020-07-28 19:00:38,931 INFO L280 TraceCheckUtils]: 11: Hoare triple {1633#false} assume !(0 != ~systemActive~0); {1633#false} is VALID [2020-07-28 19:00:38,931 INFO L280 TraceCheckUtils]: 12: Hoare triple {1633#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {1633#false} is VALID [2020-07-28 19:00:38,931 INFO L280 TraceCheckUtils]: 13: Hoare triple {1633#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {1633#false} is VALID [2020-07-28 19:00:38,932 INFO L280 TraceCheckUtils]: 14: Hoare triple {1633#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {1633#false} is VALID [2020-07-28 19:00:38,932 INFO L280 TraceCheckUtils]: 15: Hoare triple {1633#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {1633#false} is VALID [2020-07-28 19:00:38,932 INFO L280 TraceCheckUtils]: 16: Hoare triple {1633#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {1633#false} is VALID [2020-07-28 19:00:38,933 INFO L280 TraceCheckUtils]: 17: Hoare triple {1633#false} assume 0 != ~methAndRunningLastTime~0; {1633#false} is VALID [2020-07-28 19:00:38,933 INFO L280 TraceCheckUtils]: 18: Hoare triple {1633#false} assume !false; {1633#false} is VALID [2020-07-28 19:00:38,935 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 19:00:38,935 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58872820] [2020-07-28 19:00:38,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:38,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:00:38,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210550662] [2020-07-28 19:00:38,937 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 19:00:38,938 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:38,938 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:00:38,965 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 19:00:38,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:00:38,966 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:38,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:00:38,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:00:38,967 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2020-07-28 19:00:39,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:39,282 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-07-28 19:00:39,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:00:39,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 19:00:39,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:39,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:39,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 331 transitions. [2020-07-28 19:00:39,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:39,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 331 transitions. [2020-07-28 19:00:39,292 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 331 transitions. [2020-07-28 19:00:39,673 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 19:00:39,677 INFO L225 Difference]: With dead ends: 225 [2020-07-28 19:00:39,677 INFO L226 Difference]: Without dead ends: 85 [2020-07-28 19:00:39,679 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 19:00:39,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-28 19:00:39,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-28 19:00:39,736 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:39,736 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,737 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,737 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:39,741 INFO L93 Difference]: Finished difference Result 85 states and 124 transitions. [2020-07-28 19:00:39,741 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-07-28 19:00:39,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:39,742 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:39,742 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,742 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:39,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:39,746 INFO L93 Difference]: Finished difference Result 85 states and 124 transitions. [2020-07-28 19:00:39,746 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-07-28 19:00:39,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:39,746 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:39,746 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:39,747 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:39,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-28 19:00:39,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-07-28 19:00:39,750 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-07-28 19:00:39,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:39,750 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-07-28 19:00:39,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:00:39,751 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-07-28 19:00:39,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 19:00:39,751 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:39,751 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 19:00:39,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:00:39,752 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:39,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:39,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1093564873, now seen corresponding path program 1 times [2020-07-28 19:00:39,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:39,753 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830046255] [2020-07-28 19:00:39,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:39,840 INFO L280 TraceCheckUtils]: 0: Hoare triple {2241#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {2241#true} is VALID [2020-07-28 19:00:39,841 INFO L280 TraceCheckUtils]: 1: Hoare triple {2241#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {2241#true} is VALID [2020-07-28 19:00:39,841 INFO L280 TraceCheckUtils]: 2: Hoare triple {2241#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {2241#true} is VALID [2020-07-28 19:00:39,841 INFO L280 TraceCheckUtils]: 3: Hoare triple {2241#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {2241#true} is VALID [2020-07-28 19:00:39,842 INFO L280 TraceCheckUtils]: 4: Hoare triple {2241#true} assume 0 != main_~tmp~3; {2241#true} is VALID [2020-07-28 19:00:39,842 INFO L280 TraceCheckUtils]: 5: Hoare triple {2241#true} ~methAndRunningLastTime~0 := 0; {2241#true} is VALID [2020-07-28 19:00:39,842 INFO L280 TraceCheckUtils]: 6: Hoare triple {2241#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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#true} is VALID [2020-07-28 19:00:39,843 INFO L280 TraceCheckUtils]: 7: Hoare triple {2241#true} assume !false; {2241#true} is VALID [2020-07-28 19:00:39,843 INFO L280 TraceCheckUtils]: 8: Hoare triple {2241#true} assume test_~splverifierCounter~0 < 4; {2241#true} is VALID [2020-07-28 19:00:39,843 INFO L280 TraceCheckUtils]: 9: Hoare triple {2241#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {2241#true} is VALID [2020-07-28 19:00:39,844 INFO L280 TraceCheckUtils]: 10: Hoare triple {2241#true} assume !(0 != test_~tmp~5); {2241#true} is VALID [2020-07-28 19:00:39,844 INFO L280 TraceCheckUtils]: 11: Hoare triple {2241#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {2241#true} is VALID [2020-07-28 19:00:39,844 INFO L280 TraceCheckUtils]: 12: Hoare triple {2241#true} assume !(0 != test_~tmp___0~1); {2241#true} is VALID [2020-07-28 19:00:39,845 INFO L280 TraceCheckUtils]: 13: Hoare triple {2241#true} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {2241#true} is VALID [2020-07-28 19:00:39,846 INFO L280 TraceCheckUtils]: 14: Hoare triple {2241#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {2243#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:00:39,846 INFO L280 TraceCheckUtils]: 15: Hoare triple {2243#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {2243#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:00:39,847 INFO L280 TraceCheckUtils]: 16: Hoare triple {2243#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {2242#false} is VALID [2020-07-28 19:00:39,848 INFO L280 TraceCheckUtils]: 17: Hoare triple {2242#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {2242#false} is VALID [2020-07-28 19:00:39,848 INFO L280 TraceCheckUtils]: 18: Hoare triple {2242#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {2242#false} is VALID [2020-07-28 19:00:39,848 INFO L280 TraceCheckUtils]: 19: Hoare triple {2242#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {2242#false} is VALID [2020-07-28 19:00:39,849 INFO L280 TraceCheckUtils]: 20: Hoare triple {2242#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {2242#false} is VALID [2020-07-28 19:00:39,849 INFO L280 TraceCheckUtils]: 21: Hoare triple {2242#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {2242#false} is VALID [2020-07-28 19:00:39,850 INFO L280 TraceCheckUtils]: 22: Hoare triple {2242#false} assume 0 != ~methAndRunningLastTime~0; {2242#false} is VALID [2020-07-28 19:00:39,850 INFO L280 TraceCheckUtils]: 23: Hoare triple {2242#false} assume !false; {2242#false} is VALID [2020-07-28 19:00:39,851 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 19:00:39,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830046255] [2020-07-28 19:00:39,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:39,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:00:39,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443597693] [2020-07-28 19:00:39,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-07-28 19:00:39,853 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:39,854 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:00:39,885 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 19:00:39,885 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:00:39,885 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:39,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:00:39,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:00:39,886 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2020-07-28 19:00:40,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:40,187 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2020-07-28 19:00:40,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:00:40,187 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-07-28 19:00:40,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:40,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:40,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 241 transitions. [2020-07-28 19:00:40,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:40,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 241 transitions. [2020-07-28 19:00:40,204 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 241 transitions. [2020-07-28 19:00:40,506 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 19:00:40,509 INFO L225 Difference]: With dead ends: 163 [2020-07-28 19:00:40,509 INFO L226 Difference]: Without dead ends: 85 [2020-07-28 19:00:40,510 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 19:00:40,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-28 19:00:40,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-28 19:00:40,566 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:40,566 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:40,566 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:40,566 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:40,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:40,570 INFO L93 Difference]: Finished difference Result 85 states and 123 transitions. [2020-07-28 19:00:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-07-28 19:00:40,571 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:40,571 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:40,571 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:40,571 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:00:40,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:40,575 INFO L93 Difference]: Finished difference Result 85 states and 123 transitions. [2020-07-28 19:00:40,575 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-07-28 19:00:40,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:40,575 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:40,576 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:40,576 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:40,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-28 19:00:40,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-07-28 19:00:40,579 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-07-28 19:00:40,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:40,580 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-07-28 19:00:40,580 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:00:40,580 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-07-28 19:00:40,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-28 19:00:40,581 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:40,581 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 19:00:40,581 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:00:40,581 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:40,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:40,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1439650817, now seen corresponding path program 1 times [2020-07-28 19:00:40,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:40,582 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980813632] [2020-07-28 19:00:40,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:40,656 INFO L280 TraceCheckUtils]: 0: Hoare triple {2762#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,657 INFO L280 TraceCheckUtils]: 1: Hoare triple {2764#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,658 INFO L280 TraceCheckUtils]: 2: Hoare triple {2764#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,658 INFO L280 TraceCheckUtils]: 3: Hoare triple {2764#(= 0 ~pumpRunning~0)} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,659 INFO L280 TraceCheckUtils]: 4: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~3; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,659 INFO L280 TraceCheckUtils]: 5: Hoare triple {2764#(= 0 ~pumpRunning~0)} ~methAndRunningLastTime~0 := 0; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,660 INFO L280 TraceCheckUtils]: 6: Hoare triple {2764#(= 0 ~pumpRunning~0)} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,660 INFO L280 TraceCheckUtils]: 7: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume !false; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,661 INFO L280 TraceCheckUtils]: 8: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,661 INFO L280 TraceCheckUtils]: 9: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,662 INFO L280 TraceCheckUtils]: 10: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,663 INFO L280 TraceCheckUtils]: 11: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,663 INFO L280 TraceCheckUtils]: 12: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,664 INFO L280 TraceCheckUtils]: 13: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,664 INFO L280 TraceCheckUtils]: 14: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,665 INFO L280 TraceCheckUtils]: 15: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,665 INFO L280 TraceCheckUtils]: 16: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,666 INFO L280 TraceCheckUtils]: 17: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,667 INFO L280 TraceCheckUtils]: 18: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {2764#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:40,667 INFO L280 TraceCheckUtils]: 19: Hoare triple {2764#(= 0 ~pumpRunning~0)} assume !(0 == ~pumpRunning~0); {2763#false} is VALID [2020-07-28 19:00:40,667 INFO L280 TraceCheckUtils]: 20: Hoare triple {2763#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {2763#false} is VALID [2020-07-28 19:00:40,668 INFO L280 TraceCheckUtils]: 21: Hoare triple {2763#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {2763#false} is VALID [2020-07-28 19:00:40,668 INFO L280 TraceCheckUtils]: 22: Hoare triple {2763#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {2763#false} is VALID [2020-07-28 19:00:40,668 INFO L280 TraceCheckUtils]: 23: Hoare triple {2763#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {2763#false} is VALID [2020-07-28 19:00:40,669 INFO L280 TraceCheckUtils]: 24: Hoare triple {2763#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {2763#false} is VALID [2020-07-28 19:00:40,669 INFO L280 TraceCheckUtils]: 25: Hoare triple {2763#false} assume 0 != ~methAndRunningLastTime~0; {2763#false} is VALID [2020-07-28 19:00:40,669 INFO L280 TraceCheckUtils]: 26: Hoare triple {2763#false} assume !false; {2763#false} is VALID [2020-07-28 19:00:40,670 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 19:00:40,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980813632] [2020-07-28 19:00:40,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:40,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:00:40,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438190164] [2020-07-28 19:00:40,672 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-07-28 19:00:40,672 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:40,672 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:00:40,704 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 19:00:40,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:00:40,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:40,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:00:40,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:00:40,705 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-07-28 19:00:40,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:40,980 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2020-07-28 19:00:40,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:00:40,980 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-07-28 19:00:40,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:40,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:40,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 249 transitions. [2020-07-28 19:00:40,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:40,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 249 transitions. [2020-07-28 19:00:40,987 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 249 transitions. [2020-07-28 19:00:41,243 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 19:00:41,245 INFO L225 Difference]: With dead ends: 170 [2020-07-28 19:00:41,246 INFO L226 Difference]: Without dead ends: 92 [2020-07-28 19:00:41,246 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 19:00:41,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-07-28 19:00:41,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2020-07-28 19:00:41,325 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:41,325 INFO L82 GeneralOperation]: Start isEquivalent. First operand 92 states. Second operand 90 states. [2020-07-28 19:00:41,325 INFO L74 IsIncluded]: Start isIncluded. First operand 92 states. Second operand 90 states. [2020-07-28 19:00:41,325 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 90 states. [2020-07-28 19:00:41,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:41,328 INFO L93 Difference]: Finished difference Result 92 states and 128 transitions. [2020-07-28 19:00:41,329 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 128 transitions. [2020-07-28 19:00:41,329 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:41,329 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:41,329 INFO L74 IsIncluded]: Start isIncluded. First operand 90 states. Second operand 92 states. [2020-07-28 19:00:41,329 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 92 states. [2020-07-28 19:00:41,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:41,333 INFO L93 Difference]: Finished difference Result 92 states and 128 transitions. [2020-07-28 19:00:41,333 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 128 transitions. [2020-07-28 19:00:41,333 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:41,333 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:41,334 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:41,334 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-28 19:00:41,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2020-07-28 19:00:41,337 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2020-07-28 19:00:41,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:41,337 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2020-07-28 19:00:41,337 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:00:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2020-07-28 19:00:41,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-28 19:00:41,338 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:41,338 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 19:00:41,339 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:00:41,339 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:41,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:41,339 INFO L82 PathProgramCache]: Analyzing trace with hash 554181389, now seen corresponding path program 1 times [2020-07-28 19:00:41,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:41,340 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783099830] [2020-07-28 19:00:41,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:41,427 INFO L280 TraceCheckUtils]: 0: Hoare triple {3313#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,427 INFO L280 TraceCheckUtils]: 1: Hoare triple {3315#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,430 INFO L280 TraceCheckUtils]: 2: Hoare triple {3315#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,431 INFO L280 TraceCheckUtils]: 3: Hoare triple {3315#(= 1 ~waterLevel~0)} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,432 INFO L280 TraceCheckUtils]: 4: Hoare triple {3315#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~3; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,435 INFO L280 TraceCheckUtils]: 5: Hoare triple {3315#(= 1 ~waterLevel~0)} ~methAndRunningLastTime~0 := 0; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,436 INFO L280 TraceCheckUtils]: 6: Hoare triple {3315#(= 1 ~waterLevel~0)} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,436 INFO L280 TraceCheckUtils]: 7: Hoare triple {3315#(= 1 ~waterLevel~0)} assume !false; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,437 INFO L280 TraceCheckUtils]: 8: Hoare triple {3315#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,438 INFO L280 TraceCheckUtils]: 9: Hoare triple {3315#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,438 INFO L280 TraceCheckUtils]: 10: Hoare triple {3315#(= 1 ~waterLevel~0)} assume !(0 != test_~tmp~5); {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,439 INFO L280 TraceCheckUtils]: 11: Hoare triple {3315#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,441 INFO L280 TraceCheckUtils]: 12: Hoare triple {3315#(= 1 ~waterLevel~0)} assume !(0 != test_~tmp___0~1); {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,441 INFO L280 TraceCheckUtils]: 13: Hoare triple {3315#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,442 INFO L280 TraceCheckUtils]: 14: Hoare triple {3315#(= 1 ~waterLevel~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,443 INFO L280 TraceCheckUtils]: 15: Hoare triple {3315#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,444 INFO L280 TraceCheckUtils]: 16: Hoare triple {3315#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,444 INFO L280 TraceCheckUtils]: 17: Hoare triple {3315#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,446 INFO L280 TraceCheckUtils]: 18: Hoare triple {3315#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,451 INFO L280 TraceCheckUtils]: 19: Hoare triple {3315#(= 1 ~waterLevel~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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {3315#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:00:41,452 INFO L280 TraceCheckUtils]: 20: Hoare triple {3315#(= 1 ~waterLevel~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~6 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {3314#false} is VALID [2020-07-28 19:00:41,452 INFO L280 TraceCheckUtils]: 21: Hoare triple {3314#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; {3314#false} is VALID [2020-07-28 19:00:41,452 INFO L280 TraceCheckUtils]: 22: Hoare triple {3314#false} assume 0 != isHighWaterLevel_~tmp~10;isHighWaterLevel_~tmp___0~2 := 0; {3314#false} is VALID [2020-07-28 19:00:41,453 INFO L280 TraceCheckUtils]: 23: Hoare triple {3314#false} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {3314#false} is VALID [2020-07-28 19:00:41,453 INFO L280 TraceCheckUtils]: 24: Hoare triple {3314#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; {3314#false} is VALID [2020-07-28 19:00:41,453 INFO L280 TraceCheckUtils]: 25: Hoare triple {3314#false} assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~6); {3314#false} is VALID [2020-07-28 19:00:41,453 INFO L280 TraceCheckUtils]: 26: Hoare triple {3314#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {3314#false} is VALID [2020-07-28 19:00:41,453 INFO L280 TraceCheckUtils]: 27: Hoare triple {3314#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {3314#false} is VALID [2020-07-28 19:00:41,454 INFO L280 TraceCheckUtils]: 28: Hoare triple {3314#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {3314#false} is VALID [2020-07-28 19:00:41,454 INFO L280 TraceCheckUtils]: 29: Hoare triple {3314#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {3314#false} is VALID [2020-07-28 19:00:41,454 INFO L280 TraceCheckUtils]: 30: Hoare triple {3314#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {3314#false} is VALID [2020-07-28 19:00:41,454 INFO L280 TraceCheckUtils]: 31: Hoare triple {3314#false} assume 0 != ~methAndRunningLastTime~0; {3314#false} is VALID [2020-07-28 19:00:41,454 INFO L280 TraceCheckUtils]: 32: Hoare triple {3314#false} assume !false; {3314#false} is VALID [2020-07-28 19:00:41,456 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 19:00:41,457 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783099830] [2020-07-28 19:00:41,457 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:41,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:00:41,457 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168692922] [2020-07-28 19:00:41,458 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-07-28 19:00:41,458 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:41,458 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:00:41,503 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 19:00:41,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:00:41,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:41,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:00:41,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:00:41,504 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 3 states. [2020-07-28 19:00:41,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:41,818 INFO L93 Difference]: Finished difference Result 225 states and 322 transitions. [2020-07-28 19:00:41,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:00:41,818 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-07-28 19:00:41,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:41,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:41,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 237 transitions. [2020-07-28 19:00:41,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 237 transitions. [2020-07-28 19:00:41,825 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 237 transitions. [2020-07-28 19:00:42,075 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 237 edges. 237 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:42,078 INFO L225 Difference]: With dead ends: 225 [2020-07-28 19:00:42,078 INFO L226 Difference]: Without dead ends: 142 [2020-07-28 19:00:42,079 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 19:00:42,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-28 19:00:42,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2020-07-28 19:00:42,186 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:42,186 INFO L82 GeneralOperation]: Start isEquivalent. First operand 142 states. Second operand 140 states. [2020-07-28 19:00:42,187 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 140 states. [2020-07-28 19:00:42,187 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 140 states. [2020-07-28 19:00:42,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:42,193 INFO L93 Difference]: Finished difference Result 142 states and 198 transitions. [2020-07-28 19:00:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 198 transitions. [2020-07-28 19:00:42,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:42,194 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:42,194 INFO L74 IsIncluded]: Start isIncluded. First operand 140 states. Second operand 142 states. [2020-07-28 19:00:42,194 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 142 states. [2020-07-28 19:00:42,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:42,199 INFO L93 Difference]: Finished difference Result 142 states and 198 transitions. [2020-07-28 19:00:42,199 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 198 transitions. [2020-07-28 19:00:42,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:42,200 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:42,200 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:42,200 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:42,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-07-28 19:00:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 197 transitions. [2020-07-28 19:00:42,205 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 197 transitions. Word has length 33 [2020-07-28 19:00:42,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:42,205 INFO L479 AbstractCegarLoop]: Abstraction has 140 states and 197 transitions. [2020-07-28 19:00:42,206 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:00:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 197 transitions. [2020-07-28 19:00:42,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-28 19:00:42,206 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:42,207 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 19:00:42,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 19:00:42,207 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:42,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:42,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1140987403, now seen corresponding path program 1 times [2020-07-28 19:00:42,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:42,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485489209] [2020-07-28 19:00:42,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:42,300 INFO L280 TraceCheckUtils]: 0: Hoare triple {4109#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,300 INFO L280 TraceCheckUtils]: 1: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,301 INFO L280 TraceCheckUtils]: 2: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,302 INFO L280 TraceCheckUtils]: 3: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,302 INFO L280 TraceCheckUtils]: 4: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~3; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,303 INFO L280 TraceCheckUtils]: 5: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} ~methAndRunningLastTime~0 := 0; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,303 INFO L280 TraceCheckUtils]: 6: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,304 INFO L280 TraceCheckUtils]: 7: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume !false; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,305 INFO L280 TraceCheckUtils]: 8: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,305 INFO L280 TraceCheckUtils]: 9: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,306 INFO L280 TraceCheckUtils]: 10: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~5); {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,308 INFO L280 TraceCheckUtils]: 11: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,308 INFO L280 TraceCheckUtils]: 12: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,309 INFO L280 TraceCheckUtils]: 13: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,310 INFO L280 TraceCheckUtils]: 14: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,310 INFO L280 TraceCheckUtils]: 15: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,311 INFO L280 TraceCheckUtils]: 16: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,312 INFO L280 TraceCheckUtils]: 17: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,312 INFO L280 TraceCheckUtils]: 18: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,313 INFO L280 TraceCheckUtils]: 19: Hoare triple {4111#(= 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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,314 INFO L280 TraceCheckUtils]: 20: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,314 INFO L280 TraceCheckUtils]: 21: Hoare triple {4111#(= 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; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,315 INFO L280 TraceCheckUtils]: 22: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume 0 != isHighWaterLevel_~tmp~10;isHighWaterLevel_~tmp___0~2 := 0; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,316 INFO L280 TraceCheckUtils]: 23: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,316 INFO L280 TraceCheckUtils]: 24: Hoare triple {4111#(= 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; {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,317 INFO L280 TraceCheckUtils]: 25: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~6); {4111#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:42,318 INFO L280 TraceCheckUtils]: 26: Hoare triple {4111#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {4112#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 19:00:42,319 INFO L280 TraceCheckUtils]: 27: Hoare triple {4112#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {4113#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4)} is VALID [2020-07-28 19:00:42,319 INFO L280 TraceCheckUtils]: 28: Hoare triple {4113#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {4110#false} is VALID [2020-07-28 19:00:42,319 INFO L280 TraceCheckUtils]: 29: Hoare triple {4110#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {4110#false} is VALID [2020-07-28 19:00:42,320 INFO L280 TraceCheckUtils]: 30: Hoare triple {4110#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {4110#false} is VALID [2020-07-28 19:00:42,320 INFO L280 TraceCheckUtils]: 31: Hoare triple {4110#false} assume 0 != ~methAndRunningLastTime~0; {4110#false} is VALID [2020-07-28 19:00:42,320 INFO L280 TraceCheckUtils]: 32: Hoare triple {4110#false} assume !false; {4110#false} is VALID [2020-07-28 19:00:42,322 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 19:00:42,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485489209] [2020-07-28 19:00:42,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:42,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:00:42,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186602742] [2020-07-28 19:00:42,324 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-07-28 19:00:42,325 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:42,325 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:00:42,365 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 19:00:42,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:00:42,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:42,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:00:42,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:00:42,366 INFO L87 Difference]: Start difference. First operand 140 states and 197 transitions. Second operand 5 states. [2020-07-28 19:00:43,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:43,871 INFO L93 Difference]: Finished difference Result 679 states and 960 transitions. [2020-07-28 19:00:43,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 19:00:43,871 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-07-28 19:00:43,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:43,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:43,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 486 transitions. [2020-07-28 19:00:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 486 transitions. [2020-07-28 19:00:43,879 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 486 transitions. [2020-07-28 19:00:44,446 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 486 edges. 486 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:44,471 INFO L225 Difference]: With dead ends: 679 [2020-07-28 19:00:44,471 INFO L226 Difference]: Without dead ends: 546 [2020-07-28 19:00:44,472 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 19:00:44,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2020-07-28 19:00:44,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 259. [2020-07-28 19:00:44,773 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:44,773 INFO L82 GeneralOperation]: Start isEquivalent. First operand 546 states. Second operand 259 states. [2020-07-28 19:00:44,773 INFO L74 IsIncluded]: Start isIncluded. First operand 546 states. Second operand 259 states. [2020-07-28 19:00:44,774 INFO L87 Difference]: Start difference. First operand 546 states. Second operand 259 states. [2020-07-28 19:00:44,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:44,795 INFO L93 Difference]: Finished difference Result 546 states and 760 transitions. [2020-07-28 19:00:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 760 transitions. [2020-07-28 19:00:44,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:44,797 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:44,797 INFO L74 IsIncluded]: Start isIncluded. First operand 259 states. Second operand 546 states. [2020-07-28 19:00:44,797 INFO L87 Difference]: Start difference. First operand 259 states. Second operand 546 states. [2020-07-28 19:00:44,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:44,818 INFO L93 Difference]: Finished difference Result 546 states and 760 transitions. [2020-07-28 19:00:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 760 transitions. [2020-07-28 19:00:44,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:44,820 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:44,820 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:44,820 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:44,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-07-28 19:00:44,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 358 transitions. [2020-07-28 19:00:44,828 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 358 transitions. Word has length 33 [2020-07-28 19:00:44,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:44,828 INFO L479 AbstractCegarLoop]: Abstraction has 259 states and 358 transitions. [2020-07-28 19:00:44,828 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:00:44,828 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 358 transitions. [2020-07-28 19:00:44,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-07-28 19:00:44,829 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:44,830 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 19:00:44,830 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-28 19:00:44,830 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:44,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:44,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1136134787, now seen corresponding path program 1 times [2020-07-28 19:00:44,831 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:44,831 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570663271] [2020-07-28 19:00:44,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:44,920 INFO L280 TraceCheckUtils]: 0: Hoare triple {6526#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,920 INFO L280 TraceCheckUtils]: 1: Hoare triple {6528#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,921 INFO L280 TraceCheckUtils]: 2: Hoare triple {6528#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,921 INFO L280 TraceCheckUtils]: 3: Hoare triple {6528#(= 0 ~pumpRunning~0)} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,922 INFO L280 TraceCheckUtils]: 4: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~3; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,923 INFO L280 TraceCheckUtils]: 5: Hoare triple {6528#(= 0 ~pumpRunning~0)} ~methAndRunningLastTime~0 := 0; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,923 INFO L280 TraceCheckUtils]: 6: Hoare triple {6528#(= 0 ~pumpRunning~0)} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,924 INFO L280 TraceCheckUtils]: 7: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume !false; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,924 INFO L280 TraceCheckUtils]: 8: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,925 INFO L280 TraceCheckUtils]: 9: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,926 INFO L280 TraceCheckUtils]: 10: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,926 INFO L280 TraceCheckUtils]: 11: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,927 INFO L280 TraceCheckUtils]: 12: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~1; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,928 INFO L280 TraceCheckUtils]: 13: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,928 INFO L280 TraceCheckUtils]: 14: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,929 INFO L280 TraceCheckUtils]: 15: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,930 INFO L280 TraceCheckUtils]: 16: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,930 INFO L280 TraceCheckUtils]: 17: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,931 INFO L280 TraceCheckUtils]: 18: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,932 INFO L280 TraceCheckUtils]: 19: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,933 INFO L280 TraceCheckUtils]: 20: Hoare triple {6528#(= 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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,933 INFO L280 TraceCheckUtils]: 21: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,934 INFO L280 TraceCheckUtils]: 22: Hoare triple {6528#(= 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; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,935 INFO L280 TraceCheckUtils]: 23: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume 0 != isHighWaterLevel_~tmp~10;isHighWaterLevel_~tmp___0~2 := 0; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,935 INFO L280 TraceCheckUtils]: 24: Hoare triple {6528#(= 0 ~pumpRunning~0)} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,936 INFO L280 TraceCheckUtils]: 25: Hoare triple {6528#(= 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; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,937 INFO L280 TraceCheckUtils]: 26: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~6); {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,938 INFO L280 TraceCheckUtils]: 27: Hoare triple {6528#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,939 INFO L280 TraceCheckUtils]: 28: Hoare triple {6528#(= 0 ~pumpRunning~0)} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {6528#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:00:44,939 INFO L280 TraceCheckUtils]: 29: Hoare triple {6528#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {6529#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:00:44,940 INFO L280 TraceCheckUtils]: 30: Hoare triple {6529#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {6530#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~0)} is VALID [2020-07-28 19:00:44,941 INFO L280 TraceCheckUtils]: 31: Hoare triple {6530#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {6527#false} is VALID [2020-07-28 19:00:44,941 INFO L280 TraceCheckUtils]: 32: Hoare triple {6527#false} assume 0 != ~methAndRunningLastTime~0; {6527#false} is VALID [2020-07-28 19:00:44,942 INFO L280 TraceCheckUtils]: 33: Hoare triple {6527#false} assume !false; {6527#false} is VALID [2020-07-28 19:00:44,944 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 19:00:44,944 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570663271] [2020-07-28 19:00:44,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:44,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:00:44,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299486437] [2020-07-28 19:00:44,945 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-07-28 19:00:44,946 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:44,946 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:00:44,996 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 19:00:44,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:00:44,996 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:44,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:00:44,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:00:44,997 INFO L87 Difference]: Start difference. First operand 259 states and 358 transitions. Second operand 5 states. [2020-07-28 19:00:47,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:47,217 INFO L93 Difference]: Finished difference Result 997 states and 1377 transitions. [2020-07-28 19:00:47,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 19:00:47,217 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-07-28 19:00:47,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:47,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:47,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 447 transitions. [2020-07-28 19:00:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:47,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 447 transitions. [2020-07-28 19:00:47,224 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 447 transitions. [2020-07-28 19:00:47,841 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 19:00:47,889 INFO L225 Difference]: With dead ends: 997 [2020-07-28 19:00:47,889 INFO L226 Difference]: Without dead ends: 745 [2020-07-28 19:00:47,890 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 19:00:47,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2020-07-28 19:00:48,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 257. [2020-07-28 19:00:48,275 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:48,275 INFO L82 GeneralOperation]: Start isEquivalent. First operand 745 states. Second operand 257 states. [2020-07-28 19:00:48,275 INFO L74 IsIncluded]: Start isIncluded. First operand 745 states. Second operand 257 states. [2020-07-28 19:00:48,275 INFO L87 Difference]: Start difference. First operand 745 states. Second operand 257 states. [2020-07-28 19:00:48,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:48,307 INFO L93 Difference]: Finished difference Result 745 states and 1024 transitions. [2020-07-28 19:00:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1024 transitions. [2020-07-28 19:00:48,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:48,309 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:48,309 INFO L74 IsIncluded]: Start isIncluded. First operand 257 states. Second operand 745 states. [2020-07-28 19:00:48,310 INFO L87 Difference]: Start difference. First operand 257 states. Second operand 745 states. [2020-07-28 19:00:48,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:48,341 INFO L93 Difference]: Finished difference Result 745 states and 1024 transitions. [2020-07-28 19:00:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1024 transitions. [2020-07-28 19:00:48,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:48,343 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:48,343 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:48,343 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-07-28 19:00:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 352 transitions. [2020-07-28 19:00:48,350 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 352 transitions. Word has length 34 [2020-07-28 19:00:48,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:48,350 INFO L479 AbstractCegarLoop]: Abstraction has 257 states and 352 transitions. [2020-07-28 19:00:48,350 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:00:48,351 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 352 transitions. [2020-07-28 19:00:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:00:48,351 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:48,352 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 19:00:48,352 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-28 19:00:48,352 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:48,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:48,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1429724992, now seen corresponding path program 1 times [2020-07-28 19:00:48,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:48,353 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242681120] [2020-07-28 19:00:48,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:48,418 INFO L280 TraceCheckUtils]: 0: Hoare triple {9787#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9787#true} is VALID [2020-07-28 19:00:48,418 INFO L280 TraceCheckUtils]: 1: Hoare triple {9787#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {9787#true} is VALID [2020-07-28 19:00:48,418 INFO L280 TraceCheckUtils]: 2: Hoare triple {9787#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {9787#true} is VALID [2020-07-28 19:00:48,419 INFO L280 TraceCheckUtils]: 3: Hoare triple {9787#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {9787#true} is VALID [2020-07-28 19:00:48,419 INFO L280 TraceCheckUtils]: 4: Hoare triple {9787#true} assume 0 != main_~tmp~3; {9787#true} is VALID [2020-07-28 19:00:48,419 INFO L280 TraceCheckUtils]: 5: Hoare triple {9787#true} ~methAndRunningLastTime~0 := 0; {9787#true} is VALID [2020-07-28 19:00:48,419 INFO L280 TraceCheckUtils]: 6: Hoare triple {9787#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {9787#true} is VALID [2020-07-28 19:00:48,420 INFO L280 TraceCheckUtils]: 7: Hoare triple {9787#true} assume !false; {9787#true} is VALID [2020-07-28 19:00:48,420 INFO L280 TraceCheckUtils]: 8: Hoare triple {9787#true} assume test_~splverifierCounter~0 < 4; {9787#true} is VALID [2020-07-28 19:00:48,420 INFO L280 TraceCheckUtils]: 9: Hoare triple {9787#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {9787#true} is VALID [2020-07-28 19:00:48,421 INFO L280 TraceCheckUtils]: 10: Hoare triple {9787#true} assume !(0 != test_~tmp~5); {9787#true} is VALID [2020-07-28 19:00:48,421 INFO L280 TraceCheckUtils]: 11: Hoare triple {9787#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {9787#true} is VALID [2020-07-28 19:00:48,421 INFO L280 TraceCheckUtils]: 12: Hoare triple {9787#true} assume 0 != test_~tmp___0~1; {9787#true} is VALID [2020-07-28 19:00:48,422 INFO L280 TraceCheckUtils]: 13: Hoare triple {9787#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {9787#true} is VALID [2020-07-28 19:00:48,422 INFO L280 TraceCheckUtils]: 14: Hoare triple {9787#true} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {9787#true} is VALID [2020-07-28 19:00:48,422 INFO L280 TraceCheckUtils]: 15: Hoare triple {9787#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {9787#true} is VALID [2020-07-28 19:00:48,423 INFO L280 TraceCheckUtils]: 16: Hoare triple {9787#true} assume !(0 != ~pumpRunning~0); {9787#true} is VALID [2020-07-28 19:00:48,423 INFO L280 TraceCheckUtils]: 17: Hoare triple {9787#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {9787#true} is VALID [2020-07-28 19:00:48,423 INFO L280 TraceCheckUtils]: 18: Hoare triple {9787#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {9787#true} is VALID [2020-07-28 19:00:48,423 INFO L280 TraceCheckUtils]: 19: Hoare triple {9787#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {9787#true} is VALID [2020-07-28 19:00:48,424 INFO L280 TraceCheckUtils]: 20: Hoare triple {9787#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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {9787#true} is VALID [2020-07-28 19:00:48,424 INFO L280 TraceCheckUtils]: 21: Hoare triple {9787#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {9787#true} is VALID [2020-07-28 19:00:48,424 INFO L280 TraceCheckUtils]: 22: Hoare triple {9787#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; {9787#true} is VALID [2020-07-28 19:00:48,430 INFO L280 TraceCheckUtils]: 23: Hoare triple {9787#true} assume 0 != isHighWaterLevel_~tmp~10;isHighWaterLevel_~tmp___0~2 := 0; {9789#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)} is VALID [2020-07-28 19:00:48,431 INFO L280 TraceCheckUtils]: 24: Hoare triple {9789#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {9790#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} is VALID [2020-07-28 19:00:48,432 INFO L280 TraceCheckUtils]: 25: Hoare triple {9790#(= 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; {9791#(= 0 ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6)} is VALID [2020-07-28 19:00:48,433 INFO L280 TraceCheckUtils]: 26: Hoare triple {9791#(= 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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {9788#false} is VALID [2020-07-28 19:00:48,433 INFO L280 TraceCheckUtils]: 27: Hoare triple {9788#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; {9788#false} is VALID [2020-07-28 19:00:48,433 INFO L280 TraceCheckUtils]: 28: Hoare triple {9788#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; {9788#false} is VALID [2020-07-28 19:00:48,433 INFO L280 TraceCheckUtils]: 29: Hoare triple {9788#false} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {9788#false} is VALID [2020-07-28 19:00:48,434 INFO L280 TraceCheckUtils]: 30: Hoare triple {9788#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {9788#false} is VALID [2020-07-28 19:00:48,434 INFO L280 TraceCheckUtils]: 31: Hoare triple {9788#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {9788#false} is VALID [2020-07-28 19:00:48,434 INFO L280 TraceCheckUtils]: 32: Hoare triple {9788#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {9788#false} is VALID [2020-07-28 19:00:48,435 INFO L280 TraceCheckUtils]: 33: Hoare triple {9788#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {9788#false} is VALID [2020-07-28 19:00:48,435 INFO L280 TraceCheckUtils]: 34: Hoare triple {9788#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {9788#false} is VALID [2020-07-28 19:00:48,435 INFO L280 TraceCheckUtils]: 35: Hoare triple {9788#false} assume 0 != ~methAndRunningLastTime~0; {9788#false} is VALID [2020-07-28 19:00:48,436 INFO L280 TraceCheckUtils]: 36: Hoare triple {9788#false} assume !false; {9788#false} is VALID [2020-07-28 19:00:48,437 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 19:00:48,438 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242681120] [2020-07-28 19:00:48,438 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:48,438 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:00:48,438 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697880757] [2020-07-28 19:00:48,439 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:00:48,439 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:48,439 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:00:48,482 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 19:00:48,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:00:48,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:48,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:00:48,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:00:48,483 INFO L87 Difference]: Start difference. First operand 257 states and 352 transitions. Second operand 5 states. [2020-07-28 19:00:49,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:49,975 INFO L93 Difference]: Finished difference Result 687 states and 929 transitions. [2020-07-28 19:00:49,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:00:49,975 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:00:49,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:49,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:49,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 256 transitions. [2020-07-28 19:00:49,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:00:49,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 256 transitions. [2020-07-28 19:00:49,987 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 256 transitions. [2020-07-28 19:00:50,266 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 19:00:50,284 INFO L225 Difference]: With dead ends: 687 [2020-07-28 19:00:50,285 INFO L226 Difference]: Without dead ends: 437 [2020-07-28 19:00:50,286 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 19:00:50,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2020-07-28 19:00:50,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 281. [2020-07-28 19:00:50,786 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:50,786 INFO L82 GeneralOperation]: Start isEquivalent. First operand 437 states. Second operand 281 states. [2020-07-28 19:00:50,786 INFO L74 IsIncluded]: Start isIncluded. First operand 437 states. Second operand 281 states. [2020-07-28 19:00:50,786 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 281 states. [2020-07-28 19:00:50,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:50,800 INFO L93 Difference]: Finished difference Result 437 states and 576 transitions. [2020-07-28 19:00:50,800 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 576 transitions. [2020-07-28 19:00:50,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:50,801 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:50,801 INFO L74 IsIncluded]: Start isIncluded. First operand 281 states. Second operand 437 states. [2020-07-28 19:00:50,802 INFO L87 Difference]: Start difference. First operand 281 states. Second operand 437 states. [2020-07-28 19:00:50,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:50,817 INFO L93 Difference]: Finished difference Result 437 states and 576 transitions. [2020-07-28 19:00:50,817 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 576 transitions. [2020-07-28 19:00:50,819 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:50,819 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:50,819 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:50,819 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-07-28 19:00:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 376 transitions. [2020-07-28 19:00:50,827 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 376 transitions. Word has length 37 [2020-07-28 19:00:50,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:50,827 INFO L479 AbstractCegarLoop]: Abstraction has 281 states and 376 transitions. [2020-07-28 19:00:50,827 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:00:50,827 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions. [2020-07-28 19:00:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:00:50,828 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:50,828 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 19:00:50,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-28 19:00:50,829 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:50,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:50,829 INFO L82 PathProgramCache]: Analyzing trace with hash 418607742, now seen corresponding path program 1 times [2020-07-28 19:00:50,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:50,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294203526] [2020-07-28 19:00:50,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:50,954 INFO L280 TraceCheckUtils]: 0: Hoare triple {12020#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {12020#true} is VALID [2020-07-28 19:00:50,954 INFO L280 TraceCheckUtils]: 1: Hoare triple {12020#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {12020#true} is VALID [2020-07-28 19:00:50,954 INFO L280 TraceCheckUtils]: 2: Hoare triple {12020#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {12020#true} is VALID [2020-07-28 19:00:50,954 INFO L280 TraceCheckUtils]: 3: Hoare triple {12020#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {12020#true} is VALID [2020-07-28 19:00:50,955 INFO L280 TraceCheckUtils]: 4: Hoare triple {12020#true} assume 0 != main_~tmp~3; {12020#true} is VALID [2020-07-28 19:00:50,955 INFO L280 TraceCheckUtils]: 5: Hoare triple {12020#true} ~methAndRunningLastTime~0 := 0; {12020#true} is VALID [2020-07-28 19:00:50,955 INFO L280 TraceCheckUtils]: 6: Hoare triple {12020#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {12020#true} is VALID [2020-07-28 19:00:50,955 INFO L280 TraceCheckUtils]: 7: Hoare triple {12020#true} assume !false; {12020#true} is VALID [2020-07-28 19:00:50,956 INFO L280 TraceCheckUtils]: 8: Hoare triple {12020#true} assume test_~splverifierCounter~0 < 4; {12020#true} is VALID [2020-07-28 19:00:50,956 INFO L280 TraceCheckUtils]: 9: Hoare triple {12020#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {12020#true} is VALID [2020-07-28 19:00:50,956 INFO L280 TraceCheckUtils]: 10: Hoare triple {12020#true} assume !(0 != test_~tmp~5); {12020#true} is VALID [2020-07-28 19:00:50,957 INFO L280 TraceCheckUtils]: 11: Hoare triple {12020#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {12020#true} is VALID [2020-07-28 19:00:50,957 INFO L280 TraceCheckUtils]: 12: Hoare triple {12020#true} assume 0 != test_~tmp___0~1; {12020#true} is VALID [2020-07-28 19:00:50,957 INFO L280 TraceCheckUtils]: 13: Hoare triple {12020#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {12020#true} is VALID [2020-07-28 19:00:50,957 INFO L280 TraceCheckUtils]: 14: Hoare triple {12020#true} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {12020#true} is VALID [2020-07-28 19:00:50,958 INFO L280 TraceCheckUtils]: 15: Hoare triple {12020#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {12020#true} is VALID [2020-07-28 19:00:50,958 INFO L280 TraceCheckUtils]: 16: Hoare triple {12020#true} assume !(0 != ~pumpRunning~0); {12020#true} is VALID [2020-07-28 19:00:50,958 INFO L280 TraceCheckUtils]: 17: Hoare triple {12020#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {12020#true} is VALID [2020-07-28 19:00:50,958 INFO L280 TraceCheckUtils]: 18: Hoare triple {12020#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {12020#true} is VALID [2020-07-28 19:00:50,959 INFO L280 TraceCheckUtils]: 19: Hoare triple {12020#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {12020#true} is VALID [2020-07-28 19:00:50,959 INFO L280 TraceCheckUtils]: 20: Hoare triple {12020#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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {12020#true} is VALID [2020-07-28 19:00:50,960 INFO L280 TraceCheckUtils]: 21: Hoare triple {12020#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {12022#(= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|)} is VALID [2020-07-28 19:00:50,961 INFO L280 TraceCheckUtils]: 22: Hoare triple {12022#(= 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; {12023#(= 1 ULTIMATE.start_isHighWaterLevel_~tmp~10)} is VALID [2020-07-28 19:00:50,961 INFO L280 TraceCheckUtils]: 23: Hoare triple {12023#(= 1 ULTIMATE.start_isHighWaterLevel_~tmp~10)} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {12021#false} is VALID [2020-07-28 19:00:50,962 INFO L280 TraceCheckUtils]: 24: Hoare triple {12021#false} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {12021#false} is VALID [2020-07-28 19:00:50,962 INFO L280 TraceCheckUtils]: 25: Hoare triple {12021#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; {12021#false} is VALID [2020-07-28 19:00:50,963 INFO L280 TraceCheckUtils]: 26: Hoare triple {12021#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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {12021#false} is VALID [2020-07-28 19:00:50,963 INFO L280 TraceCheckUtils]: 27: Hoare triple {12021#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; {12021#false} is VALID [2020-07-28 19:00:50,964 INFO L280 TraceCheckUtils]: 28: Hoare triple {12021#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; {12021#false} is VALID [2020-07-28 19:00:50,964 INFO L280 TraceCheckUtils]: 29: Hoare triple {12021#false} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {12021#false} is VALID [2020-07-28 19:00:50,964 INFO L280 TraceCheckUtils]: 30: Hoare triple {12021#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {12021#false} is VALID [2020-07-28 19:00:50,964 INFO L280 TraceCheckUtils]: 31: Hoare triple {12021#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {12021#false} is VALID [2020-07-28 19:00:50,964 INFO L280 TraceCheckUtils]: 32: Hoare triple {12021#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {12021#false} is VALID [2020-07-28 19:00:50,965 INFO L280 TraceCheckUtils]: 33: Hoare triple {12021#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {12021#false} is VALID [2020-07-28 19:00:50,965 INFO L280 TraceCheckUtils]: 34: Hoare triple {12021#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {12021#false} is VALID [2020-07-28 19:00:50,967 INFO L280 TraceCheckUtils]: 35: Hoare triple {12021#false} assume 0 != ~methAndRunningLastTime~0; {12021#false} is VALID [2020-07-28 19:00:50,968 INFO L280 TraceCheckUtils]: 36: Hoare triple {12021#false} assume !false; {12021#false} is VALID [2020-07-28 19:00:50,971 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 19:00:50,972 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294203526] [2020-07-28 19:00:50,972 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:50,972 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:00:50,973 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763859747] [2020-07-28 19:00:50,974 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-07-28 19:00:50,974 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:50,974 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-28 19:00:51,027 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 19:00:51,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-28 19:00:51,027 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:51,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-28 19:00:51,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-28 19:00:51,028 INFO L87 Difference]: Start difference. First operand 281 states and 376 transitions. Second operand 4 states. [2020-07-28 19:00:52,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:52,311 INFO L93 Difference]: Finished difference Result 602 states and 798 transitions. [2020-07-28 19:00:52,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-28 19:00:52,311 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-07-28 19:00:52,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:52,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 19:00:52,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 235 transitions. [2020-07-28 19:00:52,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 19:00:52,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 235 transitions. [2020-07-28 19:00:52,316 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 235 transitions. [2020-07-28 19:00:52,578 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 19:00:52,590 INFO L225 Difference]: With dead ends: 602 [2020-07-28 19:00:52,590 INFO L226 Difference]: Without dead ends: 328 [2020-07-28 19:00:52,591 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 19:00:52,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-07-28 19:00:53,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 246. [2020-07-28 19:00:53,071 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:53,071 INFO L82 GeneralOperation]: Start isEquivalent. First operand 328 states. Second operand 246 states. [2020-07-28 19:00:53,071 INFO L74 IsIncluded]: Start isIncluded. First operand 328 states. Second operand 246 states. [2020-07-28 19:00:53,071 INFO L87 Difference]: Start difference. First operand 328 states. Second operand 246 states. [2020-07-28 19:00:53,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:53,080 INFO L93 Difference]: Finished difference Result 328 states and 421 transitions. [2020-07-28 19:00:53,081 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 421 transitions. [2020-07-28 19:00:53,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:53,082 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:53,082 INFO L74 IsIncluded]: Start isIncluded. First operand 246 states. Second operand 328 states. [2020-07-28 19:00:53,082 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 328 states. [2020-07-28 19:00:53,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:53,091 INFO L93 Difference]: Finished difference Result 328 states and 421 transitions. [2020-07-28 19:00:53,091 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 421 transitions. [2020-07-28 19:00:53,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:53,093 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:53,093 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:53,093 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:53,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-07-28 19:00:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 321 transitions. [2020-07-28 19:00:53,100 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 321 transitions. Word has length 37 [2020-07-28 19:00:53,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:53,101 INFO L479 AbstractCegarLoop]: Abstraction has 246 states and 321 transitions. [2020-07-28 19:00:53,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-28 19:00:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 321 transitions. [2020-07-28 19:00:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-28 19:00:53,102 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:53,102 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 19:00:53,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-28 19:00:53,103 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:53,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:53,104 INFO L82 PathProgramCache]: Analyzing trace with hash 933337340, now seen corresponding path program 1 times [2020-07-28 19:00:53,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:53,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970951778] [2020-07-28 19:00:53,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:53,217 INFO L280 TraceCheckUtils]: 0: Hoare triple {13862#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {13862#true} is VALID [2020-07-28 19:00:53,218 INFO L280 TraceCheckUtils]: 1: Hoare triple {13862#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {13862#true} is VALID [2020-07-28 19:00:53,218 INFO L280 TraceCheckUtils]: 2: Hoare triple {13862#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {13862#true} is VALID [2020-07-28 19:00:53,218 INFO L280 TraceCheckUtils]: 3: Hoare triple {13862#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {13862#true} is VALID [2020-07-28 19:00:53,219 INFO L280 TraceCheckUtils]: 4: Hoare triple {13862#true} assume 0 != main_~tmp~3; {13862#true} is VALID [2020-07-28 19:00:53,219 INFO L280 TraceCheckUtils]: 5: Hoare triple {13862#true} ~methAndRunningLastTime~0 := 0; {13862#true} is VALID [2020-07-28 19:00:53,220 INFO L280 TraceCheckUtils]: 6: Hoare triple {13862#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {13862#true} is VALID [2020-07-28 19:00:53,220 INFO L280 TraceCheckUtils]: 7: Hoare triple {13862#true} assume !false; {13862#true} is VALID [2020-07-28 19:00:53,220 INFO L280 TraceCheckUtils]: 8: Hoare triple {13862#true} assume test_~splverifierCounter~0 < 4; {13862#true} is VALID [2020-07-28 19:00:53,221 INFO L280 TraceCheckUtils]: 9: Hoare triple {13862#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {13862#true} is VALID [2020-07-28 19:00:53,221 INFO L280 TraceCheckUtils]: 10: Hoare triple {13862#true} assume 0 != test_~tmp~5; {13862#true} is VALID [2020-07-28 19:00:53,221 INFO L280 TraceCheckUtils]: 11: Hoare triple {13862#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {13862#true} is VALID [2020-07-28 19:00:53,221 INFO L280 TraceCheckUtils]: 12: Hoare triple {13862#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {13862#true} is VALID [2020-07-28 19:00:53,221 INFO L280 TraceCheckUtils]: 13: Hoare triple {13862#true} assume 0 != test_~tmp___0~1; {13862#true} is VALID [2020-07-28 19:00:53,227 INFO L280 TraceCheckUtils]: 14: Hoare triple {13862#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,228 INFO L280 TraceCheckUtils]: 15: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,229 INFO L280 TraceCheckUtils]: 16: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,229 INFO L280 TraceCheckUtils]: 17: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,230 INFO L280 TraceCheckUtils]: 18: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,231 INFO L280 TraceCheckUtils]: 19: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,231 INFO L280 TraceCheckUtils]: 20: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,232 INFO L280 TraceCheckUtils]: 21: Hoare triple {13864#(= 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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,233 INFO L280 TraceCheckUtils]: 22: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~6 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,234 INFO L280 TraceCheckUtils]: 23: Hoare triple {13864#(= 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; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,234 INFO L280 TraceCheckUtils]: 24: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,235 INFO L280 TraceCheckUtils]: 25: Hoare triple {13864#(= 1 ~methaneLevelCritical~0)} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,236 INFO L280 TraceCheckUtils]: 26: Hoare triple {13864#(= 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; {13864#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:00:53,237 INFO L280 TraceCheckUtils]: 27: Hoare triple {13864#(= 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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {13865#(= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 19:00:53,237 INFO L280 TraceCheckUtils]: 28: Hoare triple {13865#(= 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; {13866#(= 1 |ULTIMATE.start_isMethaneAlarm_#res|)} is VALID [2020-07-28 19:00:53,238 INFO L280 TraceCheckUtils]: 29: Hoare triple {13866#(= 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; {13867#(= 1 ULTIMATE.start_activatePump_~tmp~9)} is VALID [2020-07-28 19:00:53,239 INFO L280 TraceCheckUtils]: 30: Hoare triple {13867#(= 1 ULTIMATE.start_activatePump_~tmp~9)} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {13863#false} is VALID [2020-07-28 19:00:53,239 INFO L280 TraceCheckUtils]: 31: Hoare triple {13863#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {13863#false} is VALID [2020-07-28 19:00:53,240 INFO L280 TraceCheckUtils]: 32: Hoare triple {13863#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {13863#false} is VALID [2020-07-28 19:00:53,240 INFO L280 TraceCheckUtils]: 33: Hoare triple {13863#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {13863#false} is VALID [2020-07-28 19:00:53,240 INFO L280 TraceCheckUtils]: 34: Hoare triple {13863#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {13863#false} is VALID [2020-07-28 19:00:53,240 INFO L280 TraceCheckUtils]: 35: Hoare triple {13863#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {13863#false} is VALID [2020-07-28 19:00:53,240 INFO L280 TraceCheckUtils]: 36: Hoare triple {13863#false} assume 0 != ~methAndRunningLastTime~0; {13863#false} is VALID [2020-07-28 19:00:53,241 INFO L280 TraceCheckUtils]: 37: Hoare triple {13863#false} assume !false; {13863#false} is VALID [2020-07-28 19:00:53,243 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 19:00:53,243 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970951778] [2020-07-28 19:00:53,243 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:00:53,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-28 19:00:53,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297992777] [2020-07-28 19:00:53,244 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-28 19:00:53,244 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:53,244 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:00:53,292 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 19:00:53,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:00:53,292 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:53,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:00:53,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:00:53,293 INFO L87 Difference]: Start difference. First operand 246 states and 321 transitions. Second operand 6 states. [2020-07-28 19:00:55,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:55,846 INFO L93 Difference]: Finished difference Result 773 states and 1003 transitions. [2020-07-28 19:00:55,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-28 19:00:55,846 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-28 19:00:55,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:00:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 540 transitions. [2020-07-28 19:00:55,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:00:55,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 540 transitions. [2020-07-28 19:00:55,853 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 540 transitions. [2020-07-28 19:00:56,508 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 19:00:56,530 INFO L225 Difference]: With dead ends: 773 [2020-07-28 19:00:56,530 INFO L226 Difference]: Without dead ends: 534 [2020-07-28 19:00:56,531 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 19:00:56,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2020-07-28 19:00:57,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 246. [2020-07-28 19:00:57,071 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:57,071 INFO L82 GeneralOperation]: Start isEquivalent. First operand 534 states. Second operand 246 states. [2020-07-28 19:00:57,071 INFO L74 IsIncluded]: Start isIncluded. First operand 534 states. Second operand 246 states. [2020-07-28 19:00:57,072 INFO L87 Difference]: Start difference. First operand 534 states. Second operand 246 states. [2020-07-28 19:00:57,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:57,090 INFO L93 Difference]: Finished difference Result 534 states and 681 transitions. [2020-07-28 19:00:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 681 transitions. [2020-07-28 19:00:57,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:57,092 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:57,092 INFO L74 IsIncluded]: Start isIncluded. First operand 246 states. Second operand 534 states. [2020-07-28 19:00:57,092 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 534 states. [2020-07-28 19:00:57,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:57,113 INFO L93 Difference]: Finished difference Result 534 states and 681 transitions. [2020-07-28 19:00:57,113 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 681 transitions. [2020-07-28 19:00:57,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:57,114 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:57,115 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:57,115 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:57,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-07-28 19:00:57,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 315 transitions. [2020-07-28 19:00:57,121 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 315 transitions. Word has length 38 [2020-07-28 19:00:57,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:57,122 INFO L479 AbstractCegarLoop]: Abstraction has 246 states and 315 transitions. [2020-07-28 19:00:57,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:00:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 315 transitions. [2020-07-28 19:00:57,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-28 19:00:57,124 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:57,124 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 19:00:57,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-28 19:00:57,125 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:00:57,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:00:57,125 INFO L82 PathProgramCache]: Analyzing trace with hash -49055591, now seen corresponding path program 1 times [2020-07-28 19:00:57,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:00:57,126 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179562971] [2020-07-28 19:00:57,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:00:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:57,277 INFO L280 TraceCheckUtils]: 0: Hoare triple {16376#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {16376#true} is VALID [2020-07-28 19:00:57,277 INFO L280 TraceCheckUtils]: 1: Hoare triple {16376#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {16376#true} is VALID [2020-07-28 19:00:57,277 INFO L280 TraceCheckUtils]: 2: Hoare triple {16376#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {16376#true} is VALID [2020-07-28 19:00:57,277 INFO L280 TraceCheckUtils]: 3: Hoare triple {16376#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {16376#true} is VALID [2020-07-28 19:00:57,278 INFO L280 TraceCheckUtils]: 4: Hoare triple {16376#true} assume 0 != main_~tmp~3; {16376#true} is VALID [2020-07-28 19:00:57,278 INFO L280 TraceCheckUtils]: 5: Hoare triple {16376#true} ~methAndRunningLastTime~0 := 0; {16376#true} is VALID [2020-07-28 19:00:57,278 INFO L280 TraceCheckUtils]: 6: Hoare triple {16376#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {16376#true} is VALID [2020-07-28 19:00:57,279 INFO L280 TraceCheckUtils]: 7: Hoare triple {16376#true} assume !false; {16376#true} is VALID [2020-07-28 19:00:57,279 INFO L280 TraceCheckUtils]: 8: Hoare triple {16376#true} assume test_~splverifierCounter~0 < 4; {16376#true} is VALID [2020-07-28 19:00:57,279 INFO L280 TraceCheckUtils]: 9: Hoare triple {16376#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {16376#true} is VALID [2020-07-28 19:00:57,279 INFO L280 TraceCheckUtils]: 10: Hoare triple {16376#true} assume 0 != test_~tmp~5; {16376#true} is VALID [2020-07-28 19:00:57,279 INFO L280 TraceCheckUtils]: 11: Hoare triple {16376#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {16376#true} is VALID [2020-07-28 19:00:57,280 INFO L280 TraceCheckUtils]: 12: Hoare triple {16376#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {16376#true} is VALID [2020-07-28 19:00:57,280 INFO L280 TraceCheckUtils]: 13: Hoare triple {16376#true} assume !(0 != test_~tmp___0~1); {16376#true} is VALID [2020-07-28 19:00:57,280 INFO L280 TraceCheckUtils]: 14: Hoare triple {16376#true} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {16376#true} is VALID [2020-07-28 19:00:57,282 INFO L280 TraceCheckUtils]: 15: Hoare triple {16376#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {16378#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:00:57,283 INFO L280 TraceCheckUtils]: 16: Hoare triple {16378#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {16378#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:00:57,283 INFO L280 TraceCheckUtils]: 17: Hoare triple {16378#(= 1 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {16376#true} is VALID [2020-07-28 19:00:57,284 INFO L280 TraceCheckUtils]: 18: Hoare triple {16376#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {16376#true} is VALID [2020-07-28 19:00:57,284 INFO L280 TraceCheckUtils]: 19: Hoare triple {16376#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {16376#true} is VALID [2020-07-28 19:00:57,284 INFO L280 TraceCheckUtils]: 20: Hoare triple {16376#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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {16376#true} is VALID [2020-07-28 19:00:57,284 INFO L280 TraceCheckUtils]: 21: Hoare triple {16376#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~6 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {16376#true} is VALID [2020-07-28 19:00:57,285 INFO L280 TraceCheckUtils]: 22: Hoare triple {16376#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; {16376#true} is VALID [2020-07-28 19:00:57,285 INFO L280 TraceCheckUtils]: 23: Hoare triple {16376#true} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {16376#true} is VALID [2020-07-28 19:00:57,286 INFO L280 TraceCheckUtils]: 24: Hoare triple {16376#true} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {16376#true} is VALID [2020-07-28 19:00:57,286 INFO L280 TraceCheckUtils]: 25: Hoare triple {16376#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; {16376#true} is VALID [2020-07-28 19:00:57,286 INFO L280 TraceCheckUtils]: 26: Hoare triple {16376#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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {16376#true} is VALID [2020-07-28 19:00:57,287 INFO L280 TraceCheckUtils]: 27: Hoare triple {16376#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; {16376#true} is VALID [2020-07-28 19:00:57,287 INFO L280 TraceCheckUtils]: 28: Hoare triple {16376#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; {16376#true} is VALID [2020-07-28 19:00:57,288 INFO L280 TraceCheckUtils]: 29: Hoare triple {16376#true} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {16376#true} is VALID [2020-07-28 19:00:57,288 INFO L280 TraceCheckUtils]: 30: Hoare triple {16376#true} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {16376#true} is VALID [2020-07-28 19:00:57,289 INFO L280 TraceCheckUtils]: 31: Hoare triple {16376#true} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {16376#true} is VALID [2020-07-28 19:00:57,289 INFO L280 TraceCheckUtils]: 32: Hoare triple {16376#true} assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4);~methAndRunningLastTime~0 := 0; {16376#true} is VALID [2020-07-28 19:00:57,289 INFO L280 TraceCheckUtils]: 33: Hoare triple {16376#true} assume !false; {16376#true} is VALID [2020-07-28 19:00:57,290 INFO L280 TraceCheckUtils]: 34: Hoare triple {16376#true} assume test_~splverifierCounter~0 < 4; {16376#true} is VALID [2020-07-28 19:00:57,290 INFO L280 TraceCheckUtils]: 35: Hoare triple {16376#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {16376#true} is VALID [2020-07-28 19:00:57,291 INFO L280 TraceCheckUtils]: 36: Hoare triple {16376#true} assume !(0 != test_~tmp~5); {16376#true} is VALID [2020-07-28 19:00:57,291 INFO L280 TraceCheckUtils]: 37: Hoare triple {16376#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {16376#true} is VALID [2020-07-28 19:00:57,291 INFO L280 TraceCheckUtils]: 38: Hoare triple {16376#true} assume 0 != test_~tmp___0~1; {16376#true} is VALID [2020-07-28 19:00:57,292 INFO L280 TraceCheckUtils]: 39: Hoare triple {16376#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {16379#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:57,293 INFO L280 TraceCheckUtils]: 40: Hoare triple {16379#(not (= 0 ~methaneLevelCritical~0))} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {16379#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:57,294 INFO L280 TraceCheckUtils]: 41: Hoare triple {16379#(not (= 0 ~methaneLevelCritical~0))} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {16379#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:57,295 INFO L280 TraceCheckUtils]: 42: Hoare triple {16379#(not (= 0 ~methaneLevelCritical~0))} assume 0 != ~pumpRunning~0; {16379#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:57,297 INFO L280 TraceCheckUtils]: 43: Hoare triple {16379#(not (= 0 ~methaneLevelCritical~0))} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {16379#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:57,298 INFO L280 TraceCheckUtils]: 44: Hoare triple {16379#(not (= 0 ~methaneLevelCritical~0))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {16379#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:00:57,299 INFO L280 TraceCheckUtils]: 45: Hoare triple {16379#(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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {16380#(not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))} is VALID [2020-07-28 19:00:57,302 INFO L280 TraceCheckUtils]: 46: Hoare triple {16380#(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; {16381#(not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|))} is VALID [2020-07-28 19:00:57,304 INFO L280 TraceCheckUtils]: 47: Hoare triple {16381#(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; {16382#(not (= 0 ULTIMATE.start_processEnvironment_~tmp~8))} is VALID [2020-07-28 19:00:57,305 INFO L280 TraceCheckUtils]: 48: Hoare triple {16382#(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; {16377#false} is VALID [2020-07-28 19:00:57,305 INFO L280 TraceCheckUtils]: 49: Hoare triple {16377#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~7;havoc isLowWaterSensorDry_~retValue_acc~7;isLowWaterSensorDry_~retValue_acc~7 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~7; {16377#false} is VALID [2020-07-28 19:00:57,306 INFO L280 TraceCheckUtils]: 50: Hoare triple {16377#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; {16377#false} is VALID [2020-07-28 19:00:57,306 INFO L280 TraceCheckUtils]: 51: Hoare triple {16377#false} assume 0 != isLowWaterLevel_~tmp~11;isLowWaterLevel_~tmp___0~3 := 0; {16377#false} is VALID [2020-07-28 19:00:57,307 INFO L280 TraceCheckUtils]: 52: Hoare triple {16377#false} isLowWaterLevel_~retValue_acc~13 := isLowWaterLevel_~tmp___0~3;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~13; {16377#false} is VALID [2020-07-28 19:00:57,307 INFO L280 TraceCheckUtils]: 53: Hoare triple {16377#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; {16377#false} is VALID [2020-07-28 19:00:57,307 INFO L280 TraceCheckUtils]: 54: Hoare triple {16377#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; {16377#false} is VALID [2020-07-28 19:00:57,308 INFO L280 TraceCheckUtils]: 55: Hoare triple {16377#false} assume !(0 == ~pumpRunning~0); {16377#false} is VALID [2020-07-28 19:00:57,308 INFO L280 TraceCheckUtils]: 56: Hoare triple {16377#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {16377#false} is VALID [2020-07-28 19:00:57,308 INFO L280 TraceCheckUtils]: 57: Hoare triple {16377#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {16377#false} is VALID [2020-07-28 19:00:57,309 INFO L280 TraceCheckUtils]: 58: Hoare triple {16377#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {16377#false} is VALID [2020-07-28 19:00:57,309 INFO L280 TraceCheckUtils]: 59: Hoare triple {16377#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {16377#false} is VALID [2020-07-28 19:00:57,313 INFO L280 TraceCheckUtils]: 60: Hoare triple {16377#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {16377#false} is VALID [2020-07-28 19:00:57,313 INFO L280 TraceCheckUtils]: 61: Hoare triple {16377#false} assume 0 != ~methAndRunningLastTime~0; {16377#false} is VALID [2020-07-28 19:00:57,314 INFO L280 TraceCheckUtils]: 62: Hoare triple {16377#false} assume !false; {16377#false} is VALID [2020-07-28 19:00:57,318 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-28 19:00:57,318 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179562971] [2020-07-28 19:00:57,318 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908625965] [2020-07-28 19:00:57,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:00:57,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:57,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-28 19:00:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:00:57,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:00:57,593 INFO L280 TraceCheckUtils]: 0: Hoare triple {16376#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {16376#true} is VALID [2020-07-28 19:00:57,594 INFO L280 TraceCheckUtils]: 1: Hoare triple {16376#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {16376#true} is VALID [2020-07-28 19:00:57,594 INFO L280 TraceCheckUtils]: 2: Hoare triple {16376#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {16376#true} is VALID [2020-07-28 19:00:57,594 INFO L280 TraceCheckUtils]: 3: Hoare triple {16376#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {16376#true} is VALID [2020-07-28 19:00:57,594 INFO L280 TraceCheckUtils]: 4: Hoare triple {16376#true} assume 0 != main_~tmp~3; {16376#true} is VALID [2020-07-28 19:00:57,595 INFO L280 TraceCheckUtils]: 5: Hoare triple {16376#true} ~methAndRunningLastTime~0 := 0; {16376#true} is VALID [2020-07-28 19:00:57,595 INFO L280 TraceCheckUtils]: 6: Hoare triple {16376#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {16376#true} is VALID [2020-07-28 19:00:57,595 INFO L280 TraceCheckUtils]: 7: Hoare triple {16376#true} assume !false; {16376#true} is VALID [2020-07-28 19:00:57,595 INFO L280 TraceCheckUtils]: 8: Hoare triple {16376#true} assume test_~splverifierCounter~0 < 4; {16376#true} is VALID [2020-07-28 19:00:57,596 INFO L280 TraceCheckUtils]: 9: Hoare triple {16376#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {16376#true} is VALID [2020-07-28 19:00:57,596 INFO L280 TraceCheckUtils]: 10: Hoare triple {16376#true} assume 0 != test_~tmp~5; {16376#true} is VALID [2020-07-28 19:00:57,596 INFO L280 TraceCheckUtils]: 11: Hoare triple {16376#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {16376#true} is VALID [2020-07-28 19:00:57,596 INFO L280 TraceCheckUtils]: 12: Hoare triple {16376#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {16376#true} is VALID [2020-07-28 19:00:57,597 INFO L280 TraceCheckUtils]: 13: Hoare triple {16376#true} assume !(0 != test_~tmp___0~1); {16376#true} is VALID [2020-07-28 19:00:57,597 INFO L280 TraceCheckUtils]: 14: Hoare triple {16376#true} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {16376#true} is VALID [2020-07-28 19:00:57,597 INFO L280 TraceCheckUtils]: 15: Hoare triple {16376#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {16376#true} is VALID [2020-07-28 19:00:57,597 INFO L280 TraceCheckUtils]: 16: Hoare triple {16376#true} assume !(0 != ~pumpRunning~0); {16376#true} is VALID [2020-07-28 19:00:57,598 INFO L280 TraceCheckUtils]: 17: Hoare triple {16376#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {16376#true} is VALID [2020-07-28 19:00:57,598 INFO L280 TraceCheckUtils]: 18: Hoare triple {16376#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {16376#true} is VALID [2020-07-28 19:00:57,598 INFO L280 TraceCheckUtils]: 19: Hoare triple {16376#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {16376#true} is VALID [2020-07-28 19:00:57,598 INFO L280 TraceCheckUtils]: 20: Hoare triple {16376#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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {16376#true} is VALID [2020-07-28 19:00:57,598 INFO L280 TraceCheckUtils]: 21: Hoare triple {16376#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~6 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {16376#true} is VALID [2020-07-28 19:00:57,599 INFO L280 TraceCheckUtils]: 22: Hoare triple {16376#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; {16376#true} is VALID [2020-07-28 19:00:57,599 INFO L280 TraceCheckUtils]: 23: Hoare triple {16376#true} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {16376#true} is VALID [2020-07-28 19:00:57,599 INFO L280 TraceCheckUtils]: 24: Hoare triple {16376#true} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {16376#true} is VALID [2020-07-28 19:00:57,599 INFO L280 TraceCheckUtils]: 25: Hoare triple {16376#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; {16376#true} is VALID [2020-07-28 19:00:57,600 INFO L280 TraceCheckUtils]: 26: Hoare triple {16376#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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {16376#true} is VALID [2020-07-28 19:00:57,600 INFO L280 TraceCheckUtils]: 27: Hoare triple {16376#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; {16376#true} is VALID [2020-07-28 19:00:57,600 INFO L280 TraceCheckUtils]: 28: Hoare triple {16376#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; {16376#true} is VALID [2020-07-28 19:00:57,603 INFO L280 TraceCheckUtils]: 29: Hoare triple {16376#true} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {16376#true} is VALID [2020-07-28 19:00:57,604 INFO L280 TraceCheckUtils]: 30: Hoare triple {16376#true} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {16376#true} is VALID [2020-07-28 19:00:57,604 INFO L280 TraceCheckUtils]: 31: Hoare triple {16376#true} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {16376#true} is VALID [2020-07-28 19:00:57,605 INFO L280 TraceCheckUtils]: 32: Hoare triple {16376#true} assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4);~methAndRunningLastTime~0 := 0; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,605 INFO L280 TraceCheckUtils]: 33: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume !false; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,606 INFO L280 TraceCheckUtils]: 34: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume test_~splverifierCounter~0 < 4; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,607 INFO L280 TraceCheckUtils]: 35: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,607 INFO L280 TraceCheckUtils]: 36: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume !(0 != test_~tmp~5); {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,608 INFO L280 TraceCheckUtils]: 37: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,609 INFO L280 TraceCheckUtils]: 38: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume 0 != test_~tmp___0~1; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,609 INFO L280 TraceCheckUtils]: 39: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,610 INFO L280 TraceCheckUtils]: 40: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,610 INFO L280 TraceCheckUtils]: 41: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,611 INFO L280 TraceCheckUtils]: 42: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume 0 != ~pumpRunning~0; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,612 INFO L280 TraceCheckUtils]: 43: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,612 INFO L280 TraceCheckUtils]: 44: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,613 INFO L280 TraceCheckUtils]: 45: Hoare triple {16482#(= 0 ~methAndRunningLastTime~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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,614 INFO L280 TraceCheckUtils]: 46: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} 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; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,614 INFO L280 TraceCheckUtils]: 47: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} processEnvironment_#t~ret55 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret55 && processEnvironment_#t~ret55 <= 2147483647;processEnvironment_~tmp~8 := processEnvironment_#t~ret55;havoc processEnvironment_#t~ret55; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,615 INFO L280 TraceCheckUtils]: 48: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume !(0 != processEnvironment_~tmp~8);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,615 INFO L280 TraceCheckUtils]: 49: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} 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~7;havoc isLowWaterSensorDry_~retValue_acc~7;isLowWaterSensorDry_~retValue_acc~7 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~7; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,616 INFO L280 TraceCheckUtils]: 50: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} isLowWaterLevel_#t~ret75 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret75 && isLowWaterLevel_#t~ret75 <= 2147483647;isLowWaterLevel_~tmp~11 := isLowWaterLevel_#t~ret75;havoc isLowWaterLevel_#t~ret75; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,617 INFO L280 TraceCheckUtils]: 51: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume 0 != isLowWaterLevel_~tmp~11;isLowWaterLevel_~tmp___0~3 := 0; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,617 INFO L280 TraceCheckUtils]: 52: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} isLowWaterLevel_~retValue_acc~13 := isLowWaterLevel_~tmp___0~3;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~13; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,618 INFO L280 TraceCheckUtils]: 53: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} 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; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,618 INFO L280 TraceCheckUtils]: 54: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~7);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,619 INFO L280 TraceCheckUtils]: 55: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume !(0 == ~pumpRunning~0); {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,620 INFO L280 TraceCheckUtils]: 56: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,620 INFO L280 TraceCheckUtils]: 57: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,621 INFO L280 TraceCheckUtils]: 58: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,622 INFO L280 TraceCheckUtils]: 59: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,623 INFO L280 TraceCheckUtils]: 60: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {16482#(= 0 ~methAndRunningLastTime~0)} is VALID [2020-07-28 19:00:57,624 INFO L280 TraceCheckUtils]: 61: Hoare triple {16482#(= 0 ~methAndRunningLastTime~0)} assume 0 != ~methAndRunningLastTime~0; {16377#false} is VALID [2020-07-28 19:00:57,624 INFO L280 TraceCheckUtils]: 62: Hoare triple {16377#false} assume !false; {16377#false} is VALID [2020-07-28 19:00:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:00:57,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-28 19:00:57,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2020-07-28 19:00:57,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664783040] [2020-07-28 19:00:57,634 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-07-28 19:00:57,635 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:00:57,635 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:00:57,706 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:57,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:00:57,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:00:57,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:00:57,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:00:57,707 INFO L87 Difference]: Start difference. First operand 246 states and 315 transitions. Second operand 3 states. [2020-07-28 19:00:58,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:58,955 INFO L93 Difference]: Finished difference Result 401 states and 517 transitions. [2020-07-28 19:00:58,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:00:58,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-07-28 19:00:58,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:00:58,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:58,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 188 transitions. [2020-07-28 19:00:58,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:00:58,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 188 transitions. [2020-07-28 19:00:58,958 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 188 transitions. [2020-07-28 19:00:59,174 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 188 edges. 188 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:00:59,190 INFO L225 Difference]: With dead ends: 401 [2020-07-28 19:00:59,190 INFO L226 Difference]: Without dead ends: 399 [2020-07-28 19:00:59,190 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:00:59,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2020-07-28 19:00:59,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 276. [2020-07-28 19:00:59,780 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:00:59,780 INFO L82 GeneralOperation]: Start isEquivalent. First operand 399 states. Second operand 276 states. [2020-07-28 19:00:59,781 INFO L74 IsIncluded]: Start isIncluded. First operand 399 states. Second operand 276 states. [2020-07-28 19:00:59,781 INFO L87 Difference]: Start difference. First operand 399 states. Second operand 276 states. [2020-07-28 19:00:59,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:59,790 INFO L93 Difference]: Finished difference Result 399 states and 515 transitions. [2020-07-28 19:00:59,791 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 515 transitions. [2020-07-28 19:00:59,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:59,792 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:59,792 INFO L74 IsIncluded]: Start isIncluded. First operand 276 states. Second operand 399 states. [2020-07-28 19:00:59,792 INFO L87 Difference]: Start difference. First operand 276 states. Second operand 399 states. [2020-07-28 19:00:59,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:00:59,802 INFO L93 Difference]: Finished difference Result 399 states and 515 transitions. [2020-07-28 19:00:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 515 transitions. [2020-07-28 19:00:59,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:00:59,804 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:00:59,804 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:00:59,804 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:00:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-07-28 19:00:59,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 360 transitions. [2020-07-28 19:00:59,810 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 360 transitions. Word has length 63 [2020-07-28 19:00:59,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:00:59,811 INFO L479 AbstractCegarLoop]: Abstraction has 276 states and 360 transitions. [2020-07-28 19:00:59,811 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:00:59,811 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 360 transitions. [2020-07-28 19:00:59,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-07-28 19:00:59,812 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:00:59,812 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:01:00,025 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-28 19:01:00,026 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:01:00,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:01:00,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1604423861, now seen corresponding path program 1 times [2020-07-28 19:01:00,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:01:00,028 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730044188] [2020-07-28 19:01:00,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:01:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:01:00,156 INFO L280 TraceCheckUtils]: 0: Hoare triple {18317#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {18317#true} is VALID [2020-07-28 19:01:00,157 INFO L280 TraceCheckUtils]: 1: Hoare triple {18317#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {18317#true} is VALID [2020-07-28 19:01:00,157 INFO L280 TraceCheckUtils]: 2: Hoare triple {18317#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {18317#true} is VALID [2020-07-28 19:01:00,157 INFO L280 TraceCheckUtils]: 3: Hoare triple {18317#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {18317#true} is VALID [2020-07-28 19:01:00,158 INFO L280 TraceCheckUtils]: 4: Hoare triple {18317#true} assume 0 != main_~tmp~3; {18317#true} is VALID [2020-07-28 19:01:00,158 INFO L280 TraceCheckUtils]: 5: Hoare triple {18317#true} ~methAndRunningLastTime~0 := 0; {18317#true} is VALID [2020-07-28 19:01:00,158 INFO L280 TraceCheckUtils]: 6: Hoare triple {18317#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {18317#true} is VALID [2020-07-28 19:01:00,158 INFO L280 TraceCheckUtils]: 7: Hoare triple {18317#true} assume !false; {18317#true} is VALID [2020-07-28 19:01:00,159 INFO L280 TraceCheckUtils]: 8: Hoare triple {18317#true} assume test_~splverifierCounter~0 < 4; {18317#true} is VALID [2020-07-28 19:01:00,159 INFO L280 TraceCheckUtils]: 9: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {18317#true} is VALID [2020-07-28 19:01:00,159 INFO L280 TraceCheckUtils]: 10: Hoare triple {18317#true} assume 0 != test_~tmp~5; {18317#true} is VALID [2020-07-28 19:01:00,159 INFO L280 TraceCheckUtils]: 11: Hoare triple {18317#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {18317#true} is VALID [2020-07-28 19:01:00,160 INFO L280 TraceCheckUtils]: 12: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {18317#true} is VALID [2020-07-28 19:01:00,160 INFO L280 TraceCheckUtils]: 13: Hoare triple {18317#true} assume !(0 != test_~tmp___0~1); {18317#true} is VALID [2020-07-28 19:01:00,160 INFO L280 TraceCheckUtils]: 14: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {18317#true} is VALID [2020-07-28 19:01:00,161 INFO L280 TraceCheckUtils]: 15: Hoare triple {18317#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {18319#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:01:00,162 INFO L280 TraceCheckUtils]: 16: Hoare triple {18319#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {18319#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:01:00,162 INFO L280 TraceCheckUtils]: 17: Hoare triple {18319#(= 1 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {18317#true} is VALID [2020-07-28 19:01:00,162 INFO L280 TraceCheckUtils]: 18: Hoare triple {18317#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {18317#true} is VALID [2020-07-28 19:01:00,163 INFO L280 TraceCheckUtils]: 19: Hoare triple {18317#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {18317#true} is VALID [2020-07-28 19:01:00,163 INFO L280 TraceCheckUtils]: 20: Hoare triple {18317#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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {18317#true} is VALID [2020-07-28 19:01:00,163 INFO L280 TraceCheckUtils]: 21: Hoare triple {18317#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~6 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {18317#true} is VALID [2020-07-28 19:01:00,163 INFO L280 TraceCheckUtils]: 22: Hoare triple {18317#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; {18317#true} is VALID [2020-07-28 19:01:00,164 INFO L280 TraceCheckUtils]: 23: Hoare triple {18317#true} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {18317#true} is VALID [2020-07-28 19:01:00,164 INFO L280 TraceCheckUtils]: 24: Hoare triple {18317#true} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {18317#true} is VALID [2020-07-28 19:01:00,164 INFO L280 TraceCheckUtils]: 25: Hoare triple {18317#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; {18317#true} is VALID [2020-07-28 19:01:00,164 INFO L280 TraceCheckUtils]: 26: Hoare triple {18317#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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18317#true} is VALID [2020-07-28 19:01:00,164 INFO L280 TraceCheckUtils]: 27: Hoare triple {18317#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; {18317#true} is VALID [2020-07-28 19:01:00,165 INFO L280 TraceCheckUtils]: 28: Hoare triple {18317#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; {18317#true} is VALID [2020-07-28 19:01:00,165 INFO L280 TraceCheckUtils]: 29: Hoare triple {18317#true} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {18317#true} is VALID [2020-07-28 19:01:00,165 INFO L280 TraceCheckUtils]: 30: Hoare triple {18317#true} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18317#true} is VALID [2020-07-28 19:01:00,165 INFO L280 TraceCheckUtils]: 31: Hoare triple {18317#true} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {18317#true} is VALID [2020-07-28 19:01:00,165 INFO L280 TraceCheckUtils]: 32: Hoare triple {18317#true} assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4);~methAndRunningLastTime~0 := 0; {18317#true} is VALID [2020-07-28 19:01:00,165 INFO L280 TraceCheckUtils]: 33: Hoare triple {18317#true} assume !false; {18317#true} is VALID [2020-07-28 19:01:00,166 INFO L280 TraceCheckUtils]: 34: Hoare triple {18317#true} assume test_~splverifierCounter~0 < 4; {18317#true} is VALID [2020-07-28 19:01:00,166 INFO L280 TraceCheckUtils]: 35: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {18317#true} is VALID [2020-07-28 19:01:00,166 INFO L280 TraceCheckUtils]: 36: Hoare triple {18317#true} assume !(0 != test_~tmp~5); {18317#true} is VALID [2020-07-28 19:01:00,166 INFO L280 TraceCheckUtils]: 37: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {18317#true} is VALID [2020-07-28 19:01:00,166 INFO L280 TraceCheckUtils]: 38: Hoare triple {18317#true} assume 0 != test_~tmp___0~1; {18317#true} is VALID [2020-07-28 19:01:00,167 INFO L280 TraceCheckUtils]: 39: Hoare triple {18317#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {18320#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:01:00,168 INFO L280 TraceCheckUtils]: 40: Hoare triple {18320#(not (= 0 ~methaneLevelCritical~0))} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {18320#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:01:00,168 INFO L280 TraceCheckUtils]: 41: Hoare triple {18320#(not (= 0 ~methaneLevelCritical~0))} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {18320#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:01:00,169 INFO L280 TraceCheckUtils]: 42: Hoare triple {18320#(not (= 0 ~methaneLevelCritical~0))} assume 0 != ~pumpRunning~0; {18320#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:01:00,170 INFO L280 TraceCheckUtils]: 43: Hoare triple {18320#(not (= 0 ~methaneLevelCritical~0))} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {18320#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:01:00,170 INFO L280 TraceCheckUtils]: 44: Hoare triple {18320#(not (= 0 ~methaneLevelCritical~0))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {18320#(not (= 0 ~methaneLevelCritical~0))} is VALID [2020-07-28 19:01:00,171 INFO L280 TraceCheckUtils]: 45: Hoare triple {18320#(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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18321#(not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))} is VALID [2020-07-28 19:01:00,172 INFO L280 TraceCheckUtils]: 46: Hoare triple {18321#(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; {18322#(not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|))} is VALID [2020-07-28 19:01:00,172 INFO L280 TraceCheckUtils]: 47: Hoare triple {18322#(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; {18323#(not (= 0 ULTIMATE.start_processEnvironment_~tmp~8))} is VALID [2020-07-28 19:01:00,173 INFO L280 TraceCheckUtils]: 48: Hoare triple {18323#(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; {18318#false} is VALID [2020-07-28 19:01:00,173 INFO L280 TraceCheckUtils]: 49: Hoare triple {18318#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~7;havoc isLowWaterSensorDry_~retValue_acc~7;isLowWaterSensorDry_~retValue_acc~7 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~7; {18318#false} is VALID [2020-07-28 19:01:00,174 INFO L280 TraceCheckUtils]: 50: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,174 INFO L280 TraceCheckUtils]: 51: Hoare triple {18318#false} assume 0 != isLowWaterLevel_~tmp~11;isLowWaterLevel_~tmp___0~3 := 0; {18318#false} is VALID [2020-07-28 19:01:00,174 INFO L280 TraceCheckUtils]: 52: Hoare triple {18318#false} isLowWaterLevel_~retValue_acc~13 := isLowWaterLevel_~tmp___0~3;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~13; {18318#false} is VALID [2020-07-28 19:01:00,174 INFO L280 TraceCheckUtils]: 53: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,175 INFO L280 TraceCheckUtils]: 54: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,175 INFO L280 TraceCheckUtils]: 55: Hoare triple {18318#false} assume !(0 == ~pumpRunning~0); {18318#false} is VALID [2020-07-28 19:01:00,175 INFO L280 TraceCheckUtils]: 56: Hoare triple {18318#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18318#false} is VALID [2020-07-28 19:01:00,175 INFO L280 TraceCheckUtils]: 57: Hoare triple {18318#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {18318#false} is VALID [2020-07-28 19:01:00,176 INFO L280 TraceCheckUtils]: 58: Hoare triple {18318#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {18318#false} is VALID [2020-07-28 19:01:00,176 INFO L280 TraceCheckUtils]: 59: Hoare triple {18318#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {18318#false} is VALID [2020-07-28 19:01:00,176 INFO L280 TraceCheckUtils]: 60: Hoare triple {18318#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {18318#false} is VALID [2020-07-28 19:01:00,176 INFO L280 TraceCheckUtils]: 61: Hoare triple {18318#false} assume !(0 != ~methAndRunningLastTime~0);~methAndRunningLastTime~0 := 1; {18318#false} is VALID [2020-07-28 19:01:00,177 INFO L280 TraceCheckUtils]: 62: Hoare triple {18318#false} assume !false; {18318#false} is VALID [2020-07-28 19:01:00,177 INFO L280 TraceCheckUtils]: 63: Hoare triple {18318#false} assume test_~splverifierCounter~0 < 4; {18318#false} is VALID [2020-07-28 19:01:00,177 INFO L280 TraceCheckUtils]: 64: Hoare triple {18318#false} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {18318#false} is VALID [2020-07-28 19:01:00,177 INFO L280 TraceCheckUtils]: 65: Hoare triple {18318#false} assume !(0 != test_~tmp~5); {18318#false} is VALID [2020-07-28 19:01:00,178 INFO L280 TraceCheckUtils]: 66: Hoare triple {18318#false} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {18318#false} is VALID [2020-07-28 19:01:00,178 INFO L280 TraceCheckUtils]: 67: Hoare triple {18318#false} assume !(0 != test_~tmp___0~1); {18318#false} is VALID [2020-07-28 19:01:00,178 INFO L280 TraceCheckUtils]: 68: Hoare triple {18318#false} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {18318#false} is VALID [2020-07-28 19:01:00,179 INFO L280 TraceCheckUtils]: 69: Hoare triple {18318#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {18318#false} is VALID [2020-07-28 19:01:00,179 INFO L280 TraceCheckUtils]: 70: Hoare triple {18318#false} assume 0 != ~pumpRunning~0; {18318#false} is VALID [2020-07-28 19:01:00,179 INFO L280 TraceCheckUtils]: 71: Hoare triple {18318#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {18318#false} is VALID [2020-07-28 19:01:00,180 INFO L280 TraceCheckUtils]: 72: Hoare triple {18318#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {18318#false} is VALID [2020-07-28 19:01:00,180 INFO L280 TraceCheckUtils]: 73: Hoare triple {18318#false} 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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18318#false} is VALID [2020-07-28 19:01:00,180 INFO L280 TraceCheckUtils]: 74: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,180 INFO L280 TraceCheckUtils]: 75: Hoare triple {18318#false} processEnvironment_#t~ret55 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret55 && processEnvironment_#t~ret55 <= 2147483647;processEnvironment_~tmp~8 := processEnvironment_#t~ret55;havoc processEnvironment_#t~ret55; {18318#false} is VALID [2020-07-28 19:01:00,181 INFO L280 TraceCheckUtils]: 76: Hoare triple {18318#false} assume !(0 != processEnvironment_~tmp~8);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {18318#false} is VALID [2020-07-28 19:01:00,181 INFO L280 TraceCheckUtils]: 77: Hoare triple {18318#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~7;havoc isLowWaterSensorDry_~retValue_acc~7;isLowWaterSensorDry_~retValue_acc~7 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~7; {18318#false} is VALID [2020-07-28 19:01:00,181 INFO L280 TraceCheckUtils]: 78: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,181 INFO L280 TraceCheckUtils]: 79: Hoare triple {18318#false} assume 0 != isLowWaterLevel_~tmp~11;isLowWaterLevel_~tmp___0~3 := 0; {18318#false} is VALID [2020-07-28 19:01:00,182 INFO L280 TraceCheckUtils]: 80: Hoare triple {18318#false} isLowWaterLevel_~retValue_acc~13 := isLowWaterLevel_~tmp___0~3;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~13; {18318#false} is VALID [2020-07-28 19:01:00,182 INFO L280 TraceCheckUtils]: 81: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,182 INFO L280 TraceCheckUtils]: 82: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,183 INFO L280 TraceCheckUtils]: 83: Hoare triple {18318#false} assume !(0 == ~pumpRunning~0); {18318#false} is VALID [2020-07-28 19:01:00,183 INFO L280 TraceCheckUtils]: 84: Hoare triple {18318#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18318#false} is VALID [2020-07-28 19:01:00,189 INFO L280 TraceCheckUtils]: 85: Hoare triple {18318#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {18318#false} is VALID [2020-07-28 19:01:00,189 INFO L280 TraceCheckUtils]: 86: Hoare triple {18318#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {18318#false} is VALID [2020-07-28 19:01:00,189 INFO L280 TraceCheckUtils]: 87: Hoare triple {18318#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {18318#false} is VALID [2020-07-28 19:01:00,189 INFO L280 TraceCheckUtils]: 88: Hoare triple {18318#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {18318#false} is VALID [2020-07-28 19:01:00,190 INFO L280 TraceCheckUtils]: 89: Hoare triple {18318#false} assume 0 != ~methAndRunningLastTime~0; {18318#false} is VALID [2020-07-28 19:01:00,190 INFO L280 TraceCheckUtils]: 90: Hoare triple {18318#false} assume !false; {18318#false} is VALID [2020-07-28 19:01:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-07-28 19:01:00,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730044188] [2020-07-28 19:01:00,209 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175624706] [2020-07-28 19:01:00,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:01:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:01:00,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-28 19:01:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:01:00,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:01:00,673 INFO L280 TraceCheckUtils]: 0: Hoare triple {18317#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);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~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.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);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {18317#true} is VALID [2020-07-28 19:01:00,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {18317#true} havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; {18317#true} is VALID [2020-07-28 19:01:00,673 INFO L280 TraceCheckUtils]: 2: Hoare triple {18317#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {18317#true} is VALID [2020-07-28 19:01:00,674 INFO L280 TraceCheckUtils]: 3: Hoare triple {18317#true} main_#t~ret35 := valid_product_#res;assume -2147483648 <= main_#t~ret35 && main_#t~ret35 <= 2147483647;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; {18317#true} is VALID [2020-07-28 19:01:00,674 INFO L280 TraceCheckUtils]: 4: Hoare triple {18317#true} assume 0 != main_~tmp~3; {18317#true} is VALID [2020-07-28 19:01:00,674 INFO L280 TraceCheckUtils]: 5: Hoare triple {18317#true} ~methAndRunningLastTime~0 := 0; {18317#true} is VALID [2020-07-28 19:01:00,674 INFO L280 TraceCheckUtils]: 6: Hoare triple {18317#true} havoc test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, 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; {18317#true} is VALID [2020-07-28 19:01:00,674 INFO L280 TraceCheckUtils]: 7: Hoare triple {18317#true} assume !false; {18317#true} is VALID [2020-07-28 19:01:00,675 INFO L280 TraceCheckUtils]: 8: Hoare triple {18317#true} assume test_~splverifierCounter~0 < 4; {18317#true} is VALID [2020-07-28 19:01:00,675 INFO L280 TraceCheckUtils]: 9: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {18317#true} is VALID [2020-07-28 19:01:00,675 INFO L280 TraceCheckUtils]: 10: Hoare triple {18317#true} assume 0 != test_~tmp~5; {18317#true} is VALID [2020-07-28 19:01:00,675 INFO L280 TraceCheckUtils]: 11: Hoare triple {18317#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {18317#true} is VALID [2020-07-28 19:01:00,675 INFO L280 TraceCheckUtils]: 12: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {18317#true} is VALID [2020-07-28 19:01:00,676 INFO L280 TraceCheckUtils]: 13: Hoare triple {18317#true} assume !(0 != test_~tmp___0~1); {18317#true} is VALID [2020-07-28 19:01:00,676 INFO L280 TraceCheckUtils]: 14: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {18317#true} is VALID [2020-07-28 19:01:00,676 INFO L280 TraceCheckUtils]: 15: Hoare triple {18317#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {18317#true} is VALID [2020-07-28 19:01:00,676 INFO L280 TraceCheckUtils]: 16: Hoare triple {18317#true} assume !(0 != ~pumpRunning~0); {18317#true} is VALID [2020-07-28 19:01:00,676 INFO L280 TraceCheckUtils]: 17: Hoare triple {18317#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {18317#true} is VALID [2020-07-28 19:01:00,676 INFO L280 TraceCheckUtils]: 18: Hoare triple {18317#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {18317#true} is VALID [2020-07-28 19:01:00,677 INFO L280 TraceCheckUtils]: 19: Hoare triple {18317#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret53, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; {18317#true} is VALID [2020-07-28 19:01:00,677 INFO L280 TraceCheckUtils]: 20: Hoare triple {18317#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~6;havoc isHighWaterSensorDry_~retValue_acc~6; {18317#true} is VALID [2020-07-28 19:01:00,677 INFO L280 TraceCheckUtils]: 21: Hoare triple {18317#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~6 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~6; {18317#true} is VALID [2020-07-28 19:01:00,677 INFO L280 TraceCheckUtils]: 22: Hoare triple {18317#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; {18317#true} is VALID [2020-07-28 19:01:00,678 INFO L280 TraceCheckUtils]: 23: Hoare triple {18317#true} assume !(0 != isHighWaterLevel_~tmp~10);isHighWaterLevel_~tmp___0~2 := 1; {18317#true} is VALID [2020-07-28 19:01:00,678 INFO L280 TraceCheckUtils]: 24: Hoare triple {18317#true} isHighWaterLevel_~retValue_acc~12 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~12; {18317#true} is VALID [2020-07-28 19:01:00,678 INFO L280 TraceCheckUtils]: 25: Hoare triple {18317#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; {18317#true} is VALID [2020-07-28 19:01:00,678 INFO L280 TraceCheckUtils]: 26: Hoare triple {18317#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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18317#true} is VALID [2020-07-28 19:01:00,678 INFO L280 TraceCheckUtils]: 27: Hoare triple {18317#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; {18317#true} is VALID [2020-07-28 19:01:00,679 INFO L280 TraceCheckUtils]: 28: Hoare triple {18317#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; {18317#true} is VALID [2020-07-28 19:01:00,680 INFO L280 TraceCheckUtils]: 29: Hoare triple {18317#true} assume !(0 != activatePump_~tmp~9);~pumpRunning~0 := 1; {18317#true} is VALID [2020-07-28 19:01:00,680 INFO L280 TraceCheckUtils]: 30: Hoare triple {18317#true} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18317#true} is VALID [2020-07-28 19:01:00,680 INFO L280 TraceCheckUtils]: 31: Hoare triple {18317#true} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {18317#true} is VALID [2020-07-28 19:01:00,681 INFO L280 TraceCheckUtils]: 32: Hoare triple {18317#true} assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4);~methAndRunningLastTime~0 := 0; {18317#true} is VALID [2020-07-28 19:01:00,681 INFO L280 TraceCheckUtils]: 33: Hoare triple {18317#true} assume !false; {18317#true} is VALID [2020-07-28 19:01:00,681 INFO L280 TraceCheckUtils]: 34: Hoare triple {18317#true} assume test_~splverifierCounter~0 < 4; {18317#true} is VALID [2020-07-28 19:01:00,681 INFO L280 TraceCheckUtils]: 35: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {18317#true} is VALID [2020-07-28 19:01:00,681 INFO L280 TraceCheckUtils]: 36: Hoare triple {18317#true} assume !(0 != test_~tmp~5); {18317#true} is VALID [2020-07-28 19:01:00,681 INFO L280 TraceCheckUtils]: 37: Hoare triple {18317#true} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {18317#true} is VALID [2020-07-28 19:01:00,682 INFO L280 TraceCheckUtils]: 38: Hoare triple {18317#true} assume 0 != test_~tmp___0~1; {18317#true} is VALID [2020-07-28 19:01:00,683 INFO L280 TraceCheckUtils]: 39: Hoare triple {18317#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {18444#(<= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:01:00,684 INFO L280 TraceCheckUtils]: 40: Hoare triple {18444#(<= 1 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {18444#(<= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:01:00,685 INFO L280 TraceCheckUtils]: 41: Hoare triple {18444#(<= 1 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {18444#(<= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:01:00,686 INFO L280 TraceCheckUtils]: 42: Hoare triple {18444#(<= 1 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0; {18444#(<= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:01:00,686 INFO L280 TraceCheckUtils]: 43: Hoare triple {18444#(<= 1 ~methaneLevelCritical~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {18444#(<= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:01:00,687 INFO L280 TraceCheckUtils]: 44: Hoare triple {18444#(<= 1 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {18444#(<= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:01:00,688 INFO L280 TraceCheckUtils]: 45: Hoare triple {18444#(<= 1 ~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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18463#(<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 19:01:00,690 INFO L280 TraceCheckUtils]: 46: Hoare triple {18463#(<= 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; {18467#(<= 1 |ULTIMATE.start_isMethaneAlarm_#res|)} is VALID [2020-07-28 19:01:00,691 INFO L280 TraceCheckUtils]: 47: Hoare triple {18467#(<= 1 |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; {18471#(<= 1 ULTIMATE.start_processEnvironment_~tmp~8)} is VALID [2020-07-28 19:01:00,691 INFO L280 TraceCheckUtils]: 48: Hoare triple {18471#(<= 1 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; {18318#false} is VALID [2020-07-28 19:01:00,692 INFO L280 TraceCheckUtils]: 49: Hoare triple {18318#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~7;havoc isLowWaterSensorDry_~retValue_acc~7;isLowWaterSensorDry_~retValue_acc~7 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~7; {18318#false} is VALID [2020-07-28 19:01:00,692 INFO L280 TraceCheckUtils]: 50: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,692 INFO L280 TraceCheckUtils]: 51: Hoare triple {18318#false} assume 0 != isLowWaterLevel_~tmp~11;isLowWaterLevel_~tmp___0~3 := 0; {18318#false} is VALID [2020-07-28 19:01:00,692 INFO L280 TraceCheckUtils]: 52: Hoare triple {18318#false} isLowWaterLevel_~retValue_acc~13 := isLowWaterLevel_~tmp___0~3;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~13; {18318#false} is VALID [2020-07-28 19:01:00,692 INFO L280 TraceCheckUtils]: 53: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,693 INFO L280 TraceCheckUtils]: 54: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,693 INFO L280 TraceCheckUtils]: 55: Hoare triple {18318#false} assume !(0 == ~pumpRunning~0); {18318#false} is VALID [2020-07-28 19:01:00,693 INFO L280 TraceCheckUtils]: 56: Hoare triple {18318#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18318#false} is VALID [2020-07-28 19:01:00,693 INFO L280 TraceCheckUtils]: 57: Hoare triple {18318#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {18318#false} is VALID [2020-07-28 19:01:00,693 INFO L280 TraceCheckUtils]: 58: Hoare triple {18318#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {18318#false} is VALID [2020-07-28 19:01:00,694 INFO L280 TraceCheckUtils]: 59: Hoare triple {18318#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {18318#false} is VALID [2020-07-28 19:01:00,694 INFO L280 TraceCheckUtils]: 60: Hoare triple {18318#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {18318#false} is VALID [2020-07-28 19:01:00,694 INFO L280 TraceCheckUtils]: 61: Hoare triple {18318#false} assume !(0 != ~methAndRunningLastTime~0);~methAndRunningLastTime~0 := 1; {18318#false} is VALID [2020-07-28 19:01:00,694 INFO L280 TraceCheckUtils]: 62: Hoare triple {18318#false} assume !false; {18318#false} is VALID [2020-07-28 19:01:00,694 INFO L280 TraceCheckUtils]: 63: Hoare triple {18318#false} assume test_~splverifierCounter~0 < 4; {18318#false} is VALID [2020-07-28 19:01:00,694 INFO L280 TraceCheckUtils]: 64: Hoare triple {18318#false} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp~5 := test_#t~nondet49;havoc test_#t~nondet49; {18318#false} is VALID [2020-07-28 19:01:00,695 INFO L280 TraceCheckUtils]: 65: Hoare triple {18318#false} assume !(0 != test_~tmp~5); {18318#false} is VALID [2020-07-28 19:01:00,695 INFO L280 TraceCheckUtils]: 66: Hoare triple {18318#false} assume -2147483648 <= test_#t~nondet50 && test_#t~nondet50 <= 2147483647;test_~tmp___0~1 := test_#t~nondet50;havoc test_#t~nondet50; {18318#false} is VALID [2020-07-28 19:01:00,695 INFO L280 TraceCheckUtils]: 67: Hoare triple {18318#false} assume !(0 != test_~tmp___0~1); {18318#false} is VALID [2020-07-28 19:01:00,695 INFO L280 TraceCheckUtils]: 68: Hoare triple {18318#false} assume -2147483648 <= test_#t~nondet51 && test_#t~nondet51 <= 2147483647;test_~tmp___2~0 := test_#t~nondet51;havoc test_#t~nondet51; {18318#false} is VALID [2020-07-28 19:01:00,695 INFO L280 TraceCheckUtils]: 69: Hoare triple {18318#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {18318#false} is VALID [2020-07-28 19:01:00,696 INFO L280 TraceCheckUtils]: 70: Hoare triple {18318#false} assume 0 != ~pumpRunning~0; {18318#false} is VALID [2020-07-28 19:01:00,696 INFO L280 TraceCheckUtils]: 71: Hoare triple {18318#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {18318#false} is VALID [2020-07-28 19:01:00,696 INFO L280 TraceCheckUtils]: 72: Hoare triple {18318#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret55, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; {18318#false} is VALID [2020-07-28 19:01:00,696 INFO L280 TraceCheckUtils]: 73: Hoare triple {18318#false} 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~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18318#false} is VALID [2020-07-28 19:01:00,696 INFO L280 TraceCheckUtils]: 74: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,696 INFO L280 TraceCheckUtils]: 75: Hoare triple {18318#false} processEnvironment_#t~ret55 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret55 && processEnvironment_#t~ret55 <= 2147483647;processEnvironment_~tmp~8 := processEnvironment_#t~ret55;havoc processEnvironment_#t~ret55; {18318#false} is VALID [2020-07-28 19:01:00,697 INFO L280 TraceCheckUtils]: 76: Hoare triple {18318#false} assume !(0 != processEnvironment_~tmp~8);havoc processEnvironment__wrappee__methaneQuery_#t~ret54, processEnvironment__wrappee__methaneQuery_~tmp~7;havoc processEnvironment__wrappee__methaneQuery_~tmp~7; {18318#false} is VALID [2020-07-28 19:01:00,697 INFO L280 TraceCheckUtils]: 77: Hoare triple {18318#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~7;havoc isLowWaterSensorDry_~retValue_acc~7;isLowWaterSensorDry_~retValue_acc~7 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~7; {18318#false} is VALID [2020-07-28 19:01:00,697 INFO L280 TraceCheckUtils]: 78: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,697 INFO L280 TraceCheckUtils]: 79: Hoare triple {18318#false} assume 0 != isLowWaterLevel_~tmp~11;isLowWaterLevel_~tmp___0~3 := 0; {18318#false} is VALID [2020-07-28 19:01:00,697 INFO L280 TraceCheckUtils]: 80: Hoare triple {18318#false} isLowWaterLevel_~retValue_acc~13 := isLowWaterLevel_~tmp___0~3;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~13; {18318#false} is VALID [2020-07-28 19:01:00,698 INFO L280 TraceCheckUtils]: 81: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,698 INFO L280 TraceCheckUtils]: 82: Hoare triple {18318#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; {18318#false} is VALID [2020-07-28 19:01:00,698 INFO L280 TraceCheckUtils]: 83: Hoare triple {18318#false} assume !(0 == ~pumpRunning~0); {18318#false} is VALID [2020-07-28 19:01:00,698 INFO L280 TraceCheckUtils]: 84: Hoare triple {18318#false} havoc __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_#t~ret37, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; {18318#false} is VALID [2020-07-28 19:01:00,698 INFO L280 TraceCheckUtils]: 85: Hoare triple {18318#false} __utac_acc__Specification2_spec__2_#t~ret36 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {18318#false} is VALID [2020-07-28 19:01:00,699 INFO L280 TraceCheckUtils]: 86: Hoare triple {18318#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;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; {18318#false} is VALID [2020-07-28 19:01:00,699 INFO L280 TraceCheckUtils]: 87: Hoare triple {18318#false} __utac_acc__Specification2_spec__2_#t~ret37 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret37 && __utac_acc__Specification2_spec__2_#t~ret37 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret37;havoc __utac_acc__Specification2_spec__2_#t~ret37; {18318#false} is VALID [2020-07-28 19:01:00,699 INFO L280 TraceCheckUtils]: 88: Hoare triple {18318#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {18318#false} is VALID [2020-07-28 19:01:00,699 INFO L280 TraceCheckUtils]: 89: Hoare triple {18318#false} assume 0 != ~methAndRunningLastTime~0; {18318#false} is VALID [2020-07-28 19:01:00,700 INFO L280 TraceCheckUtils]: 90: Hoare triple {18318#false} assume !false; {18318#false} is VALID [2020-07-28 19:01:00,710 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-07-28 19:01:00,710 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-28 19:01:00,711 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2020-07-28 19:01:00,711 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909713449] [2020-07-28 19:01:00,713 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2020-07-28 19:01:00,714 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:01:00,714 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:01:00,802 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:01:00,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:01:00,803 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:01:00,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:01:00,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-07-28 19:01:00,803 INFO L87 Difference]: Start difference. First operand 276 states and 360 transitions. Second operand 6 states. [2020-07-28 19:01:03,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:01:03,507 INFO L93 Difference]: Finished difference Result 606 states and 784 transitions. [2020-07-28 19:01:03,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-28 19:01:03,508 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2020-07-28 19:01:03,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:01:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:01:03,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 408 transitions. [2020-07-28 19:01:03,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:01:03,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 408 transitions. [2020-07-28 19:01:03,514 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 408 transitions. [2020-07-28 19:01:03,947 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 408 edges. 408 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:01:03,947 INFO L225 Difference]: With dead ends: 606 [2020-07-28 19:01:03,947 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:01:03,949 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2020-07-28 19:01:03,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:01:03,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:01:03,949 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:01:03,949 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:01:03,949 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:01:03,950 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:01:03,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:01:03,950 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:01:03,950 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:01:03,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:01:03,951 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:01:03,951 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:01:03,951 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:01:03,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:01:03,951 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:01:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:01:03,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:01:03,952 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:01:03,952 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:01:03,952 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:01:03,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:01:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:01:03,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2020-07-28 19:01:03,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:01:03,953 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:01:03,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:01:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:01:03,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:01:04,158 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-28 19:01:04,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:01:04,625 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 115 [2020-07-28 19:01:05,025 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 108 [2020-07-28 19:01:05,295 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 100 [2020-07-28 19:01:05,515 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 98 [2020-07-28 19:01:05,727 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 105 [2020-07-28 19:01:05,903 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 105 [2020-07-28 19:01:06,818 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 19 [2020-07-28 19:01:07,632 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 18 [2020-07-28 19:01:07,744 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 13 [2020-07-28 19:01:08,316 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 14 [2020-07-28 19:01:08,897 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 14 [2020-07-28 19:01:09,417 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 15 [2020-07-28 19:01:09,902 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 15 [2020-07-28 19:01:10,406 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 25 [2020-07-28 19:01:10,811 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 18 [2020-07-28 19:01:11,133 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 27 [2020-07-28 19:01:11,142 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2020-07-28 19:01:11,142 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-07-28 19:01:11,142 INFO L271 CegarLoopResult]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2020-07-28 19:01:11,142 INFO L264 CegarLoopResult]: At program point L764(lines 715 765) the Hoare annotation is: false [2020-07-28 19:01:11,142 INFO L264 CegarLoopResult]: At program point L700(lines 695 703) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902-2(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902-4(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902-6(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902-8(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902-10(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902-12(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902-14(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,143 INFO L268 CegarLoopResult]: For program point L902-16(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,144 INFO L268 CegarLoopResult]: For program point L902-18(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,144 INFO L268 CegarLoopResult]: For program point L902-20(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,144 INFO L268 CegarLoopResult]: For program point L902-22(lines 902 908) no Hoare annotation was computed. [2020-07-28 19:01:11,144 INFO L268 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2020-07-28 19:01:11,144 INFO L271 CegarLoopResult]: At program point L507(lines 488 510) the Hoare annotation is: true [2020-07-28 19:01:11,144 INFO L268 CegarLoopResult]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2020-07-28 19:01:11,145 INFO L268 CegarLoopResult]: For program point L573-6(lines 573 577) no Hoare annotation was computed. [2020-07-28 19:01:11,145 INFO L268 CegarLoopResult]: For program point L840(lines 840 857) no Hoare annotation was computed. [2020-07-28 19:01:11,145 INFO L268 CegarLoopResult]: For program point L840-1(lines 840 857) no Hoare annotation was computed. [2020-07-28 19:01:11,146 INFO L268 CegarLoopResult]: For program point L840-2(lines 840 857) no Hoare annotation was computed. [2020-07-28 19:01:11,146 INFO L268 CegarLoopResult]: For program point L840-3(lines 840 857) no Hoare annotation was computed. [2020-07-28 19:01:11,146 INFO L268 CegarLoopResult]: For program point L840-4(lines 840 857) no Hoare annotation was computed. [2020-07-28 19:01:11,146 INFO L268 CegarLoopResult]: For program point L840-5(lines 840 857) no Hoare annotation was computed. [2020-07-28 19:01:11,146 INFO L268 CegarLoopResult]: For program point L844(lines 844 852) no Hoare annotation was computed. [2020-07-28 19:01:11,146 INFO L268 CegarLoopResult]: For program point L844-1(lines 844 852) no Hoare annotation was computed. [2020-07-28 19:01:11,147 INFO L268 CegarLoopResult]: For program point L844-2(lines 844 852) no Hoare annotation was computed. [2020-07-28 19:01:11,147 INFO L268 CegarLoopResult]: For program point L844-3(lines 844 852) no Hoare annotation was computed. [2020-07-28 19:01:11,147 INFO L268 CegarLoopResult]: For program point L844-4(lines 844 852) no Hoare annotation was computed. [2020-07-28 19:01:11,147 INFO L268 CegarLoopResult]: For program point L844-5(lines 844 852) no Hoare annotation was computed. [2020-07-28 19:01:11,147 INFO L268 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-07-28 19:01:11,147 INFO L268 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-07-28 19:01:11,148 INFO L268 CegarLoopResult]: For program point L516-2(line 516) no Hoare annotation was computed. [2020-07-28 19:01:11,148 INFO L264 CegarLoopResult]: At program point L782(lines 781 800) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 1 ~methaneLevelCritical~0)) (.cse1 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and .cse0 .cse2 (= 0 ~pumpRunning~0) .cse1) (and (= 0 ~methAndRunningLastTime~0) .cse0 .cse2 .cse1))) [2020-07-28 19:01:11,148 INFO L268 CegarLoopResult]: For program point L782-1(lines 782 788) no Hoare annotation was computed. [2020-07-28 19:01:11,148 INFO L264 CegarLoopResult]: At program point L782-2(lines 781 800) the Hoare annotation is: false [2020-07-28 19:01:11,149 INFO L264 CegarLoopResult]: At program point L782-3(lines 781 800) the Hoare annotation is: false [2020-07-28 19:01:11,149 INFO L268 CegarLoopResult]: For program point L650(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,149 INFO L268 CegarLoopResult]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,149 INFO L268 CegarLoopResult]: For program point L650-2(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,149 INFO L268 CegarLoopResult]: For program point L650-3(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,149 INFO L268 CegarLoopResult]: For program point L650-4(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,150 INFO L268 CegarLoopResult]: For program point L650-5(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,150 INFO L268 CegarLoopResult]: For program point L650-6(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,150 INFO L268 CegarLoopResult]: For program point L650-7(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,150 INFO L268 CegarLoopResult]: For program point L650-8(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,150 INFO L268 CegarLoopResult]: For program point L650-9(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,151 INFO L268 CegarLoopResult]: For program point L650-10(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,151 INFO L268 CegarLoopResult]: For program point L650-11(lines 650 656) no Hoare annotation was computed. [2020-07-28 19:01:11,151 INFO L268 CegarLoopResult]: For program point L717(lines 716 763) no Hoare annotation was computed. [2020-07-28 19:01:11,151 INFO L268 CegarLoopResult]: For program point L585(lines 585 589) no Hoare annotation was computed. [2020-07-28 19:01:11,151 INFO L268 CegarLoopResult]: For program point L718(lines 718 722) no Hoare annotation was computed. [2020-07-28 19:01:11,151 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:01:11,152 INFO L268 CegarLoopResult]: For program point L985(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,152 INFO L268 CegarLoopResult]: For program point L985-2(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,152 INFO L268 CegarLoopResult]: For program point L985-3(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,152 INFO L268 CegarLoopResult]: For program point L985-5(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,152 INFO L268 CegarLoopResult]: For program point L985-6(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,152 INFO L268 CegarLoopResult]: For program point L985-8(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,153 INFO L268 CegarLoopResult]: For program point L985-9(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,153 INFO L264 CegarLoopResult]: At program point L655(lines 646 659) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,153 INFO L264 CegarLoopResult]: At program point L655-1(lines 646 659) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,153 INFO L268 CegarLoopResult]: For program point L985-11(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,153 INFO L264 CegarLoopResult]: At program point L655-2(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,154 INFO L268 CegarLoopResult]: For program point L985-12(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,154 INFO L264 CegarLoopResult]: At program point L655-3(lines 646 659) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2) (and .cse0 (= 1 ~methaneLevelCritical~0) .cse1 .cse2))) [2020-07-28 19:01:11,154 INFO L264 CegarLoopResult]: At program point L655-4(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,154 INFO L268 CegarLoopResult]: For program point L985-14(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,155 INFO L264 CegarLoopResult]: At program point L655-5(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,155 INFO L268 CegarLoopResult]: For program point L985-15(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,155 INFO L264 CegarLoopResult]: At program point L655-6(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,155 INFO L268 CegarLoopResult]: For program point L985-17(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,155 INFO L264 CegarLoopResult]: At program point L655-7(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,155 INFO L268 CegarLoopResult]: For program point L985-18(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,156 INFO L264 CegarLoopResult]: At program point L655-8(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,156 INFO L264 CegarLoopResult]: At program point L655-9(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,156 INFO L268 CegarLoopResult]: For program point L985-20(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,156 INFO L264 CegarLoopResult]: At program point L655-10(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,156 INFO L268 CegarLoopResult]: For program point L985-21(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,156 INFO L264 CegarLoopResult]: At program point L655-11(lines 646 659) the Hoare annotation is: false [2020-07-28 19:01:11,157 INFO L268 CegarLoopResult]: For program point L985-23(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,157 INFO L268 CegarLoopResult]: For program point L985-24(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,157 INFO L268 CegarLoopResult]: For program point L985-26(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,157 INFO L268 CegarLoopResult]: For program point L985-27(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,157 INFO L268 CegarLoopResult]: For program point L985-29(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,157 INFO L268 CegarLoopResult]: For program point L985-30(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,158 INFO L268 CegarLoopResult]: For program point L985-32(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,158 INFO L268 CegarLoopResult]: For program point L985-33(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,158 INFO L268 CegarLoopResult]: For program point L985-35(lines 985 989) no Hoare annotation was computed. [2020-07-28 19:01:11,158 INFO L264 CegarLoopResult]: At program point L789(lines 789 795) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and .cse1 (= 1 ~methaneLevelCritical~0) .cse2 .cse3))) [2020-07-28 19:01:11,158 INFO L264 CegarLoopResult]: At program point L789-1(lines 789 795) the Hoare annotation is: false [2020-07-28 19:01:11,159 INFO L264 CegarLoopResult]: At program point L789-2(lines 789 795) the Hoare annotation is: false [2020-07-28 19:01:11,159 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:01:11,159 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2020-07-28 19:01:11,159 INFO L268 CegarLoopResult]: For program point L726(lines 726 732) no Hoare annotation was computed. [2020-07-28 19:01:11,159 INFO L264 CegarLoopResult]: At program point L726-1(lines 726 732) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 .cse2 (= 1 ~methaneLevelCritical~0) .cse3 .cse4))) [2020-07-28 19:01:11,160 INFO L264 CegarLoopResult]: At program point L991(lines 976 994) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,160 INFO L264 CegarLoopResult]: At program point L991-1(lines 976 994) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,160 INFO L264 CegarLoopResult]: At program point L991-2(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,160 INFO L264 CegarLoopResult]: At program point L991-3(lines 976 994) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2) (and .cse0 (= 1 ~methaneLevelCritical~0) .cse1 .cse2))) [2020-07-28 19:01:11,160 INFO L264 CegarLoopResult]: At program point L991-4(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,161 INFO L264 CegarLoopResult]: At program point L991-5(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,161 INFO L264 CegarLoopResult]: At program point L991-6(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,161 INFO L264 CegarLoopResult]: At program point L991-7(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,161 INFO L264 CegarLoopResult]: At program point L991-8(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,161 INFO L264 CegarLoopResult]: At program point L991-9(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,162 INFO L264 CegarLoopResult]: At program point L991-10(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,162 INFO L264 CegarLoopResult]: At program point L991-11(lines 976 994) the Hoare annotation is: false [2020-07-28 19:01:11,162 INFO L264 CegarLoopResult]: At program point L529(lines 524 531) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,162 INFO L264 CegarLoopResult]: At program point L927(lines 920 930) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 ~methAndRunningLastTime~0) .cse0 (= 1 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1) (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1))) [2020-07-28 19:01:11,162 INFO L264 CegarLoopResult]: At program point L927-1(lines 920 930) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,163 INFO L264 CegarLoopResult]: At program point L927-2(lines 920 930) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,163 INFO L264 CegarLoopResult]: At program point L927-3(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,163 INFO L264 CegarLoopResult]: At program point L927-4(lines 920 930) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2))) [2020-07-28 19:01:11,163 INFO L264 CegarLoopResult]: At program point L927-5(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,163 INFO L264 CegarLoopResult]: At program point L927-6(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,163 INFO L264 CegarLoopResult]: At program point L927-7(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,164 INFO L264 CegarLoopResult]: At program point L927-8(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,164 INFO L264 CegarLoopResult]: At program point L927-9(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,164 INFO L268 CegarLoopResult]: For program point L597(lines 597 601) no Hoare annotation was computed. [2020-07-28 19:01:11,164 INFO L264 CegarLoopResult]: At program point L927-10(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,164 INFO L264 CegarLoopResult]: At program point L927-11(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,165 INFO L264 CegarLoopResult]: At program point L927-12(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,165 INFO L264 CegarLoopResult]: At program point L927-13(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,165 INFO L264 CegarLoopResult]: At program point L927-14(lines 920 930) the Hoare annotation is: false [2020-07-28 19:01:11,165 INFO L264 CegarLoopResult]: At program point L665(lines 660 668) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,165 INFO L264 CegarLoopResult]: At program point L665-1(lines 660 668) the Hoare annotation is: false [2020-07-28 19:01:11,165 INFO L264 CegarLoopResult]: At program point L665-2(lines 660 668) the Hoare annotation is: false [2020-07-28 19:01:11,166 INFO L264 CegarLoopResult]: At program point L665-3(lines 660 668) the Hoare annotation is: false [2020-07-28 19:01:11,166 INFO L264 CegarLoopResult]: At program point L665-4(lines 660 668) the Hoare annotation is: false [2020-07-28 19:01:11,166 INFO L264 CegarLoopResult]: At program point L665-5(lines 660 668) the Hoare annotation is: false [2020-07-28 19:01:11,166 INFO L264 CegarLoopResult]: At program point L469(lines 465 471) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,166 INFO L268 CegarLoopResult]: For program point L866(lines 866 883) no Hoare annotation was computed. [2020-07-28 19:01:11,166 INFO L268 CegarLoopResult]: For program point L866-1(lines 866 883) no Hoare annotation was computed. [2020-07-28 19:01:11,167 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 883) no Hoare annotation was computed. [2020-07-28 19:01:11,167 INFO L268 CegarLoopResult]: For program point L736(lines 736 742) no Hoare annotation was computed. [2020-07-28 19:01:11,167 INFO L264 CegarLoopResult]: At program point L736-1(lines 736 742) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (= 0 ~methAndRunningLastTime~0) .cse0 (= 1 ~methaneLevelCritical~0) .cse1))) [2020-07-28 19:01:11,167 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2020-07-28 19:01:11,167 INFO L264 CegarLoopResult]: At program point L936(lines 931 939) the Hoare annotation is: (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,168 INFO L264 CegarLoopResult]: At program point L936-1(lines 931 939) the Hoare annotation is: false [2020-07-28 19:01:11,168 INFO L268 CegarLoopResult]: For program point L870(lines 870 878) no Hoare annotation was computed. [2020-07-28 19:01:11,168 INFO L264 CegarLoopResult]: At program point L936-2(lines 931 939) the Hoare annotation is: false [2020-07-28 19:01:11,168 INFO L268 CegarLoopResult]: For program point L870-1(lines 870 878) no Hoare annotation was computed. [2020-07-28 19:01:11,168 INFO L268 CegarLoopResult]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2020-07-28 19:01:11,169 INFO L268 CegarLoopResult]: For program point L540(lines 540 557) no Hoare annotation was computed. [2020-07-28 19:01:11,169 INFO L264 CegarLoopResult]: At program point L540-1(lines 1 1021) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 ~waterLevel~0) .cse4) (and .cse1 .cse0 .cse2 (= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 (= 1 ~methaneLevelCritical~0) .cse3 .cse4))) [2020-07-28 19:01:11,169 INFO L268 CegarLoopResult]: For program point L540-2(lines 540 557) no Hoare annotation was computed. [2020-07-28 19:01:11,169 INFO L264 CegarLoopResult]: At program point L540-3(lines 1 1021) the Hoare annotation is: false [2020-07-28 19:01:11,169 INFO L268 CegarLoopResult]: For program point L540-4(lines 540 557) no Hoare annotation was computed. [2020-07-28 19:01:11,170 INFO L264 CegarLoopResult]: At program point L540-5(lines 1 1021) the Hoare annotation is: false [2020-07-28 19:01:11,170 INFO L268 CegarLoopResult]: For program point L1004(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,170 INFO L268 CegarLoopResult]: For program point L1004-2(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,170 INFO L268 CegarLoopResult]: For program point L1004-3(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,170 INFO L268 CegarLoopResult]: For program point L1004-5(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,170 INFO L268 CegarLoopResult]: For program point L1004-6(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,171 INFO L268 CegarLoopResult]: For program point L1004-8(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,171 INFO L268 CegarLoopResult]: For program point L1004-9(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,171 INFO L268 CegarLoopResult]: For program point L1004-11(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,171 INFO L268 CegarLoopResult]: For program point L1004-12(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,171 INFO L268 CegarLoopResult]: For program point L1004-14(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,171 INFO L268 CegarLoopResult]: For program point L1004-15(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,172 INFO L268 CegarLoopResult]: For program point L1004-17(lines 1004 1008) no Hoare annotation was computed. [2020-07-28 19:01:11,172 INFO L264 CegarLoopResult]: At program point L610(lines 605 613) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 ~methAndRunningLastTime~0) .cse0 (= 1 ~methaneLevelCritical~0) .cse1))) [2020-07-28 19:01:11,172 INFO L264 CegarLoopResult]: At program point L610-1(lines 605 613) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,172 INFO L264 CegarLoopResult]: At program point L610-2(lines 605 613) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,172 INFO L268 CegarLoopResult]: For program point L544(lines 544 554) no Hoare annotation was computed. [2020-07-28 19:01:11,173 INFO L264 CegarLoopResult]: At program point L610-3(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,173 INFO L264 CegarLoopResult]: At program point L610-4(lines 605 613) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) .cse1 .cse2))) [2020-07-28 19:01:11,173 INFO L268 CegarLoopResult]: For program point L544-2(lines 544 554) no Hoare annotation was computed. [2020-07-28 19:01:11,173 INFO L264 CegarLoopResult]: At program point L610-5(lines 605 613) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-28 19:01:11,173 INFO L264 CegarLoopResult]: At program point L610-6(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,174 INFO L268 CegarLoopResult]: For program point L544-4(lines 544 554) no Hoare annotation was computed. [2020-07-28 19:01:11,174 INFO L264 CegarLoopResult]: At program point L610-7(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,174 INFO L264 CegarLoopResult]: At program point L610-8(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,174 INFO L264 CegarLoopResult]: At program point L610-9(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,174 INFO L264 CegarLoopResult]: At program point L610-10(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,174 INFO L264 CegarLoopResult]: At program point L610-11(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,175 INFO L264 CegarLoopResult]: At program point L610-12(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,175 INFO L264 CegarLoopResult]: At program point L610-13(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,175 INFO L264 CegarLoopResult]: At program point L610-14(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,175 INFO L264 CegarLoopResult]: At program point L610-15(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,175 INFO L264 CegarLoopResult]: At program point L610-16(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,175 INFO L264 CegarLoopResult]: At program point L610-17(lines 605 613) the Hoare annotation is: false [2020-07-28 19:01:11,176 INFO L268 CegarLoopResult]: For program point L545(lines 545 551) no Hoare annotation was computed. [2020-07-28 19:01:11,176 INFO L268 CegarLoopResult]: For program point L545-2(lines 545 551) no Hoare annotation was computed. [2020-07-28 19:01:11,176 INFO L268 CegarLoopResult]: For program point L545-4(lines 545 551) no Hoare annotation was computed. [2020-07-28 19:01:11,176 INFO L264 CegarLoopResult]: At program point L1010(lines 995 1013) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,176 INFO L264 CegarLoopResult]: At program point L1010-1(lines 995 1013) the Hoare annotation is: false [2020-07-28 19:01:11,176 INFO L264 CegarLoopResult]: At program point L1010-2(lines 995 1013) the Hoare annotation is: false [2020-07-28 19:01:11,177 INFO L264 CegarLoopResult]: At program point L1010-3(lines 995 1013) the Hoare annotation is: false [2020-07-28 19:01:11,177 INFO L264 CegarLoopResult]: At program point L1010-4(lines 995 1013) the Hoare annotation is: false [2020-07-28 19:01:11,177 INFO L264 CegarLoopResult]: At program point L1010-5(lines 995 1013) the Hoare annotation is: false [2020-07-28 19:01:11,177 INFO L268 CegarLoopResult]: For program point L746(lines 746 759) no Hoare annotation was computed. [2020-07-28 19:01:11,177 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:01:11,177 INFO L268 CegarLoopResult]: For program point L814(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,178 INFO L268 CegarLoopResult]: For program point L814-1(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,178 INFO L268 CegarLoopResult]: For program point L814-2(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,178 INFO L268 CegarLoopResult]: For program point L814-3(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,178 INFO L268 CegarLoopResult]: For program point L814-4(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,178 INFO L268 CegarLoopResult]: For program point L814-5(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,178 INFO L268 CegarLoopResult]: For program point L814-6(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,179 INFO L268 CegarLoopResult]: For program point L814-7(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,179 INFO L268 CegarLoopResult]: For program point L814-8(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,179 INFO L268 CegarLoopResult]: For program point L814-9(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,179 INFO L268 CegarLoopResult]: For program point L814-10(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,179 INFO L268 CegarLoopResult]: For program point L814-11(lines 814 831) no Hoare annotation was computed. [2020-07-28 19:01:11,179 INFO L264 CegarLoopResult]: At program point L418-2(lines 418 432) the Hoare annotation is: false [2020-07-28 19:01:11,180 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-07-28 19:01:11,180 INFO L268 CegarLoopResult]: For program point L818(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,180 INFO L268 CegarLoopResult]: For program point L818-1(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,180 INFO L268 CegarLoopResult]: For program point L818-2(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,180 INFO L268 CegarLoopResult]: For program point L818-3(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,180 INFO L268 CegarLoopResult]: For program point L818-4(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,181 INFO L268 CegarLoopResult]: For program point L818-5(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,181 INFO L268 CegarLoopResult]: For program point L818-6(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,181 INFO L268 CegarLoopResult]: For program point L818-7(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,181 INFO L268 CegarLoopResult]: For program point L818-8(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,181 INFO L268 CegarLoopResult]: For program point L818-9(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,181 INFO L268 CegarLoopResult]: For program point L818-10(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,182 INFO L268 CegarLoopResult]: For program point L818-11(lines 818 826) no Hoare annotation was computed. [2020-07-28 19:01:11,182 INFO L268 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-07-28 19:01:11,182 INFO L268 CegarLoopResult]: For program point L422-1(lines 782 788) no Hoare annotation was computed. [2020-07-28 19:01:11,182 INFO L268 CegarLoopResult]: For program point L754(lines 754 758) no Hoare annotation was computed. [2020-07-28 19:01:11,182 INFO L264 CegarLoopResult]: At program point L754-2(lines 782 788) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (= 0 ~methAndRunningLastTime~0) .cse0 (= 1 ~methaneLevelCritical~0) .cse1))) [2020-07-28 19:01:11,182 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:01:11,183 INFO L264 CegarLoopResult]: At program point L692(lines 1 1021) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:01:11,187 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:01:11,188 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:01:11,196 WARN L170 areAnnotationChecker]: L498 has no Hoare annotation [2020-07-28 19:01:11,197 WARN L170 areAnnotationChecker]: L498 has no Hoare annotation [2020-07-28 19:01:11,197 WARN L170 areAnnotationChecker]: L498 has no Hoare annotation [2020-07-28 19:01:11,199 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:01:11,200 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-28 19:01:11,200 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:01:11,200 WARN L170 areAnnotationChecker]: L782-1 has no Hoare annotation [2020-07-28 19:01:11,200 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-28 19:01:11,200 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-28 19:01:11,200 WARN L170 areAnnotationChecker]: L782-1 has no Hoare annotation [2020-07-28 19:01:11,201 WARN L170 areAnnotationChecker]: L782-1 has no Hoare annotation [2020-07-28 19:01:11,201 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-28 19:01:11,201 WARN L170 areAnnotationChecker]: L573-3 has no Hoare annotation [2020-07-28 19:01:11,201 WARN L170 areAnnotationChecker]: L573-3 has no Hoare annotation [2020-07-28 19:01:11,201 WARN L170 areAnnotationChecker]: L866-1 has no Hoare annotation [2020-07-28 19:01:11,201 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-28 19:01:11,201 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L866-1 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L866-1 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L585 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L585 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L840-3 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L840-3 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L540-2 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 19:01:11,202 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 19:01:11,203 WARN L170 areAnnotationChecker]: L870-1 has no Hoare annotation [2020-07-28 19:01:11,203 WARN L170 areAnnotationChecker]: L1004-9 has no Hoare annotation [2020-07-28 19:01:11,203 WARN L170 areAnnotationChecker]: L814-7 has no Hoare annotation [2020-07-28 19:01:11,203 WARN L170 areAnnotationChecker]: L814-7 has no Hoare annotation [2020-07-28 19:01:11,203 WARN L170 areAnnotationChecker]: L540-2 has no Hoare annotation [2020-07-28 19:01:11,203 WARN L170 areAnnotationChecker]: L540-2 has no Hoare annotation [2020-07-28 19:01:11,203 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-28 19:01:11,203 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-28 19:01:11,204 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-28 19:01:11,204 WARN L170 areAnnotationChecker]: L870-1 has no Hoare annotation [2020-07-28 19:01:11,204 WARN L170 areAnnotationChecker]: L870-1 has no Hoare annotation [2020-07-28 19:01:11,204 WARN L170 areAnnotationChecker]: L1004-9 has no Hoare annotation [2020-07-28 19:01:11,204 WARN L170 areAnnotationChecker]: L1004-9 has no Hoare annotation [2020-07-28 19:01:11,204 WARN L170 areAnnotationChecker]: L650-7 has no Hoare annotation [2020-07-28 19:01:11,204 WARN L170 areAnnotationChecker]: L650-7 has no Hoare annotation [2020-07-28 19:01:11,204 WARN L170 areAnnotationChecker]: L544-2 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L840-2 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L840-2 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L1004-11 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L985-21 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L544-2 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L544-2 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 19:01:11,205 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-28 19:01:11,208 WARN L170 areAnnotationChecker]: L754 has no Hoare annotation [2020-07-28 19:01:11,208 WARN L170 areAnnotationChecker]: L754 has no Hoare annotation [2020-07-28 19:01:11,208 WARN L170 areAnnotationChecker]: L1004-6 has no Hoare annotation [2020-07-28 19:01:11,208 WARN L170 areAnnotationChecker]: L814-5 has no Hoare annotation [2020-07-28 19:01:11,208 WARN L170 areAnnotationChecker]: L814-5 has no Hoare annotation [2020-07-28 19:01:11,208 WARN L170 areAnnotationChecker]: L844-3 has no Hoare annotation [2020-07-28 19:01:11,208 WARN L170 areAnnotationChecker]: L985-21 has no Hoare annotation [2020-07-28 19:01:11,209 WARN L170 areAnnotationChecker]: L985-21 has no Hoare annotation [2020-07-28 19:01:11,209 WARN L170 areAnnotationChecker]: L545-2 has no Hoare annotation [2020-07-28 19:01:11,209 WARN L170 areAnnotationChecker]: L545-2 has no Hoare annotation [2020-07-28 19:01:11,209 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 19:01:11,209 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-28 19:01:11,209 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-28 19:01:11,209 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L1004-6 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L1004-6 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L650-5 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L650-5 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L844-3 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L844-3 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L985-23 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L516-1 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L516-1 has no Hoare annotation [2020-07-28 19:01:11,211 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-28 19:01:11,212 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-28 19:01:11,212 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-28 19:01:11,212 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-28 19:01:11,214 WARN L170 areAnnotationChecker]: L1004-8 has no Hoare annotation [2020-07-28 19:01:11,214 WARN L170 areAnnotationChecker]: L985-15 has no Hoare annotation [2020-07-28 19:01:11,214 WARN L170 areAnnotationChecker]: L814-6 has no Hoare annotation [2020-07-28 19:01:11,214 WARN L170 areAnnotationChecker]: L814-6 has no Hoare annotation [2020-07-28 19:01:11,214 WARN L170 areAnnotationChecker]: L818-7 has no Hoare annotation [2020-07-28 19:01:11,214 WARN L170 areAnnotationChecker]: L422-1 has no Hoare annotation [2020-07-28 19:01:11,214 WARN L170 areAnnotationChecker]: L422-1 has no Hoare annotation [2020-07-28 19:01:11,216 WARN L170 areAnnotationChecker]: L840-1 has no Hoare annotation [2020-07-28 19:01:11,216 WARN L170 areAnnotationChecker]: L840-1 has no Hoare annotation [2020-07-28 19:01:11,216 WARN L170 areAnnotationChecker]: L540 has no Hoare annotation [2020-07-28 19:01:11,216 WARN L170 areAnnotationChecker]: L844-2 has no Hoare annotation [2020-07-28 19:01:11,216 WARN L170 areAnnotationChecker]: L985-15 has no Hoare annotation [2020-07-28 19:01:11,216 WARN L170 areAnnotationChecker]: L985-15 has no Hoare annotation [2020-07-28 19:01:11,216 WARN L170 areAnnotationChecker]: L650-6 has no Hoare annotation [2020-07-28 19:01:11,216 WARN L170 areAnnotationChecker]: L650-6 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L818-7 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L818-7 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L573-6 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L573-6 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L866-2 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L1004-3 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L814-3 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L814-3 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L540 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L540 has no Hoare annotation [2020-07-28 19:01:11,217 WARN L170 areAnnotationChecker]: L844-2 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L844-2 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L985-17 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L985-18 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L866-2 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L866-2 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L1004-3 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L1004-3 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L650-3 has no Hoare annotation [2020-07-28 19:01:11,218 WARN L170 areAnnotationChecker]: L650-3 has no Hoare annotation [2020-07-28 19:01:11,219 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-28 19:01:11,219 WARN L170 areAnnotationChecker]: L814-4 has no Hoare annotation [2020-07-28 19:01:11,219 WARN L170 areAnnotationChecker]: L814-4 has no Hoare annotation [2020-07-28 19:01:11,219 WARN L170 areAnnotationChecker]: L818-5 has no Hoare annotation [2020-07-28 19:01:11,219 WARN L170 areAnnotationChecker]: L985-18 has no Hoare annotation [2020-07-28 19:01:11,219 WARN L170 areAnnotationChecker]: L985-18 has no Hoare annotation [2020-07-28 19:01:11,219 WARN L170 areAnnotationChecker]: L902-14 has no Hoare annotation [2020-07-28 19:01:11,220 WARN L170 areAnnotationChecker]: L840-5 has no Hoare annotation [2020-07-28 19:01:11,220 WARN L170 areAnnotationChecker]: L840-5 has no Hoare annotation [2020-07-28 19:01:11,220 WARN L170 areAnnotationChecker]: L540-4 has no Hoare annotation [2020-07-28 19:01:11,220 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-28 19:01:11,221 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-28 19:01:11,221 WARN L170 areAnnotationChecker]: L1004-5 has no Hoare annotation [2020-07-28 19:01:11,221 WARN L170 areAnnotationChecker]: L985-9 has no Hoare annotation [2020-07-28 19:01:11,221 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-28 19:01:11,221 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-28 19:01:11,221 WARN L170 areAnnotationChecker]: L650-4 has no Hoare annotation [2020-07-28 19:01:11,221 WARN L170 areAnnotationChecker]: L650-4 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L818-5 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L818-5 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L985-20 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L902-14 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L902-14 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L870-2 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L1004-15 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L814-11 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L814-11 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L540-4 has no Hoare annotation [2020-07-28 19:01:11,222 WARN L170 areAnnotationChecker]: L540-4 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L1004 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L814-1 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L814-1 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L844-1 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L985-9 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L985-9 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L545 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L545 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L985-12 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L818-6 has no Hoare annotation [2020-07-28 19:01:11,223 WARN L170 areAnnotationChecker]: L870-2 has no Hoare annotation [2020-07-28 19:01:11,224 WARN L170 areAnnotationChecker]: L870-2 has no Hoare annotation [2020-07-28 19:01:11,224 WARN L170 areAnnotationChecker]: L1004-15 has no Hoare annotation [2020-07-28 19:01:11,224 WARN L170 areAnnotationChecker]: L1004-15 has no Hoare annotation [2020-07-28 19:01:11,224 WARN L170 areAnnotationChecker]: L650-11 has no Hoare annotation [2020-07-28 19:01:11,224 WARN L170 areAnnotationChecker]: L650-11 has no Hoare annotation [2020-07-28 19:01:11,224 WARN L170 areAnnotationChecker]: L544-4 has no Hoare annotation [2020-07-28 19:01:11,225 WARN L170 areAnnotationChecker]: L1004 has no Hoare annotation [2020-07-28 19:01:11,225 WARN L170 areAnnotationChecker]: L1004 has no Hoare annotation [2020-07-28 19:01:11,226 WARN L170 areAnnotationChecker]: L650-1 has no Hoare annotation [2020-07-28 19:01:11,226 WARN L170 areAnnotationChecker]: L650-1 has no Hoare annotation [2020-07-28 19:01:11,226 WARN L170 areAnnotationChecker]: L844-1 has no Hoare annotation [2020-07-28 19:01:11,226 WARN L170 areAnnotationChecker]: L844-1 has no Hoare annotation [2020-07-28 19:01:11,226 WARN L170 areAnnotationChecker]: L985-11 has no Hoare annotation [2020-07-28 19:01:11,226 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-28 19:01:11,227 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-28 19:01:11,227 WARN L170 areAnnotationChecker]: L985-12 has no Hoare annotation [2020-07-28 19:01:11,227 WARN L170 areAnnotationChecker]: L985-12 has no Hoare annotation [2020-07-28 19:01:11,227 WARN L170 areAnnotationChecker]: L902-10 has no Hoare annotation [2020-07-28 19:01:11,227 WARN L170 areAnnotationChecker]: L818-6 has no Hoare annotation [2020-07-28 19:01:11,227 WARN L170 areAnnotationChecker]: L818-6 has no Hoare annotation [2020-07-28 19:01:11,228 WARN L170 areAnnotationChecker]: L840-4 has no Hoare annotation [2020-07-28 19:01:11,228 WARN L170 areAnnotationChecker]: L840-4 has no Hoare annotation [2020-07-28 19:01:11,228 WARN L170 areAnnotationChecker]: L1004-17 has no Hoare annotation [2020-07-28 19:01:11,228 WARN L170 areAnnotationChecker]: L985-33 has no Hoare annotation [2020-07-28 19:01:11,228 WARN L170 areAnnotationChecker]: L544-4 has no Hoare annotation [2020-07-28 19:01:11,228 WARN L170 areAnnotationChecker]: L544-4 has no Hoare annotation [2020-07-28 19:01:11,229 WARN L170 areAnnotationChecker]: L1004-2 has no Hoare annotation [2020-07-28 19:01:11,229 WARN L170 areAnnotationChecker]: L985-3 has no Hoare annotation [2020-07-28 19:01:11,229 WARN L170 areAnnotationChecker]: L814-2 has no Hoare annotation [2020-07-28 19:01:11,229 WARN L170 areAnnotationChecker]: L814-2 has no Hoare annotation [2020-07-28 19:01:11,229 WARN L170 areAnnotationChecker]: L818-3 has no Hoare annotation [2020-07-28 19:01:11,229 WARN L170 areAnnotationChecker]: L985-14 has no Hoare annotation [2020-07-28 19:01:11,229 WARN L170 areAnnotationChecker]: L902-10 has no Hoare annotation [2020-07-28 19:01:11,230 WARN L170 areAnnotationChecker]: L902-10 has no Hoare annotation [2020-07-28 19:01:11,230 WARN L170 areAnnotationChecker]: L1004-12 has no Hoare annotation [2020-07-28 19:01:11,230 WARN L170 areAnnotationChecker]: L814-9 has no Hoare annotation [2020-07-28 19:01:11,230 WARN L170 areAnnotationChecker]: L814-9 has no Hoare annotation [2020-07-28 19:01:11,231 WARN L170 areAnnotationChecker]: L844-5 has no Hoare annotation [2020-07-28 19:01:11,231 WARN L170 areAnnotationChecker]: L985-33 has no Hoare annotation [2020-07-28 19:01:11,231 WARN L170 areAnnotationChecker]: L985-33 has no Hoare annotation [2020-07-28 19:01:11,231 WARN L170 areAnnotationChecker]: L545-4 has no Hoare annotation [2020-07-28 19:01:11,231 WARN L170 areAnnotationChecker]: L545-4 has no Hoare annotation [2020-07-28 19:01:11,231 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-28 19:01:11,232 WARN L170 areAnnotationChecker]: L985-3 has no Hoare annotation [2020-07-28 19:01:11,232 WARN L170 areAnnotationChecker]: L985-3 has no Hoare annotation [2020-07-28 19:01:11,232 WARN L170 areAnnotationChecker]: L650-2 has no Hoare annotation [2020-07-28 19:01:11,232 WARN L170 areAnnotationChecker]: L650-2 has no Hoare annotation [2020-07-28 19:01:11,232 WARN L170 areAnnotationChecker]: L818-3 has no Hoare annotation [2020-07-28 19:01:11,232 WARN L170 areAnnotationChecker]: L818-3 has no Hoare annotation [2020-07-28 19:01:11,232 WARN L170 areAnnotationChecker]: L818-4 has no Hoare annotation [2020-07-28 19:01:11,233 WARN L170 areAnnotationChecker]: L902-12 has no Hoare annotation [2020-07-28 19:01:11,233 WARN L170 areAnnotationChecker]: L1004-12 has no Hoare annotation [2020-07-28 19:01:11,233 WARN L170 areAnnotationChecker]: L1004-12 has no Hoare annotation [2020-07-28 19:01:11,233 WARN L170 areAnnotationChecker]: L650-9 has no Hoare annotation [2020-07-28 19:01:11,233 WARN L170 areAnnotationChecker]: L650-9 has no Hoare annotation [2020-07-28 19:01:11,233 WARN L170 areAnnotationChecker]: L844-5 has no Hoare annotation [2020-07-28 19:01:11,234 WARN L170 areAnnotationChecker]: L844-5 has no Hoare annotation [2020-07-28 19:01:11,234 WARN L170 areAnnotationChecker]: L985-35 has no Hoare annotation [2020-07-28 19:01:11,234 WARN L170 areAnnotationChecker]: L516-2 has no Hoare annotation [2020-07-28 19:01:11,234 WARN L170 areAnnotationChecker]: L516-2 has no Hoare annotation [2020-07-28 19:01:11,234 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-28 19:01:11,234 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-28 19:01:11,235 WARN L170 areAnnotationChecker]: L985-5 has no Hoare annotation [2020-07-28 19:01:11,235 WARN L170 areAnnotationChecker]: L985-6 has no Hoare annotation [2020-07-28 19:01:11,238 WARN L170 areAnnotationChecker]: L818-4 has no Hoare annotation [2020-07-28 19:01:11,239 WARN L170 areAnnotationChecker]: L818-4 has no Hoare annotation [2020-07-28 19:01:11,239 WARN L170 areAnnotationChecker]: L902-12 has no Hoare annotation [2020-07-28 19:01:11,239 WARN L170 areAnnotationChecker]: L902-12 has no Hoare annotation [2020-07-28 19:01:11,239 WARN L170 areAnnotationChecker]: L1004-14 has no Hoare annotation [2020-07-28 19:01:11,239 WARN L170 areAnnotationChecker]: L985-27 has no Hoare annotation [2020-07-28 19:01:11,239 WARN L170 areAnnotationChecker]: L814-10 has no Hoare annotation [2020-07-28 19:01:11,239 WARN L170 areAnnotationChecker]: L814-10 has no Hoare annotation [2020-07-28 19:01:11,239 WARN L170 areAnnotationChecker]: L818-11 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L985-6 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L985-6 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L902-6 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L844-4 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L985-27 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L985-27 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L650-10 has no Hoare annotation [2020-07-28 19:01:11,240 WARN L170 areAnnotationChecker]: L650-10 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L818-11 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L818-11 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L985-8 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L902-6 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L902-6 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L902-8 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L844-4 has no Hoare annotation [2020-07-28 19:01:11,241 WARN L170 areAnnotationChecker]: L844-4 has no Hoare annotation [2020-07-28 19:01:11,242 WARN L170 areAnnotationChecker]: L985-29 has no Hoare annotation [2020-07-28 19:01:11,242 WARN L170 areAnnotationChecker]: L985-30 has no Hoare annotation [2020-07-28 19:01:11,242 WARN L170 areAnnotationChecker]: L985 has no Hoare annotation [2020-07-28 19:01:11,245 WARN L170 areAnnotationChecker]: L818-2 has no Hoare annotation [2020-07-28 19:01:11,245 WARN L170 areAnnotationChecker]: L902-8 has no Hoare annotation [2020-07-28 19:01:11,245 WARN L170 areAnnotationChecker]: L902-8 has no Hoare annotation [2020-07-28 19:01:11,245 WARN L170 areAnnotationChecker]: L814-8 has no Hoare annotation [2020-07-28 19:01:11,245 WARN L170 areAnnotationChecker]: L814-8 has no Hoare annotation [2020-07-28 19:01:11,245 WARN L170 areAnnotationChecker]: L818-9 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L985-30 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L985-30 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L902-22 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L985 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L985 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L902-2 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L818-2 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L818-2 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L650-8 has no Hoare annotation [2020-07-28 19:01:11,246 WARN L170 areAnnotationChecker]: L650-8 has no Hoare annotation [2020-07-28 19:01:11,247 WARN L170 areAnnotationChecker]: L818-9 has no Hoare annotation [2020-07-28 19:01:11,247 WARN L170 areAnnotationChecker]: L818-9 has no Hoare annotation [2020-07-28 19:01:11,247 WARN L170 areAnnotationChecker]: L985-32 has no Hoare annotation [2020-07-28 19:01:11,247 WARN L170 areAnnotationChecker]: L902-22 has no Hoare annotation [2020-07-28 19:01:11,247 WARN L170 areAnnotationChecker]: L902-22 has no Hoare annotation [2020-07-28 19:01:11,247 WARN L170 areAnnotationChecker]: L985-2 has no Hoare annotation [2020-07-28 19:01:11,247 WARN L170 areAnnotationChecker]: L902-2 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L902-2 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L985-24 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L818-10 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L902-4 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L985-24 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L985-24 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L902-18 has no Hoare annotation [2020-07-28 19:01:11,248 WARN L170 areAnnotationChecker]: L818-10 has no Hoare annotation [2020-07-28 19:01:11,249 WARN L170 areAnnotationChecker]: L818-10 has no Hoare annotation [2020-07-28 19:01:11,249 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-28 19:01:11,249 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-28 19:01:11,249 WARN L170 areAnnotationChecker]: L902-4 has no Hoare annotation [2020-07-28 19:01:11,249 WARN L170 areAnnotationChecker]: L902-4 has no Hoare annotation [2020-07-28 19:01:11,249 WARN L170 areAnnotationChecker]: L985-26 has no Hoare annotation [2020-07-28 19:01:11,249 WARN L170 areAnnotationChecker]: L902-18 has no Hoare annotation [2020-07-28 19:01:11,249 WARN L170 areAnnotationChecker]: L902-18 has no Hoare annotation [2020-07-28 19:01:11,250 WARN L170 areAnnotationChecker]: L818-8 has no Hoare annotation [2020-07-28 19:01:11,250 WARN L170 areAnnotationChecker]: L902-20 has no Hoare annotation [2020-07-28 19:01:11,250 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-28 19:01:11,250 WARN L170 areAnnotationChecker]: L818-8 has no Hoare annotation [2020-07-28 19:01:11,250 WARN L170 areAnnotationChecker]: L818-8 has no Hoare annotation [2020-07-28 19:01:11,250 WARN L170 areAnnotationChecker]: L902-20 has no Hoare annotation [2020-07-28 19:01:11,250 WARN L170 areAnnotationChecker]: L902-20 has no Hoare annotation [2020-07-28 19:01:11,251 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-28 19:01:11,251 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-28 19:01:11,251 WARN L170 areAnnotationChecker]: L902-16 has no Hoare annotation [2020-07-28 19:01:11,251 WARN L170 areAnnotationChecker]: L902-16 has no Hoare annotation [2020-07-28 19:01:11,251 WARN L170 areAnnotationChecker]: L902-16 has no Hoare annotation [2020-07-28 19:01:11,251 INFO L163 areAnnotationChecker]: CFG has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:01:11,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:01:11 BoogieIcfgContainer [2020-07-28 19:01:11,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:01:11,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:01:11,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:01:11,294 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:01:11,297 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:00:36" (3/4) ... [2020-07-28 19:01:11,302 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:01:11,332 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:01:11,334 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:01:11,337 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:01:11,339 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:01:11,341 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:01:11,344 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:01:11,346 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:01:11,386 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive) || (((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == tmp) && 0 == \result) && 1 == systemActive)) || (((((1 == \result && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:01:11,386 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == systemActive) || (((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == tmp) && 0 == \result) && 1 == systemActive)) || (((((1 == \result && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:01:11,388 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == systemActive) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive)) || (((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:01:11,389 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive) || ((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:01:11,390 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive) || ((((1 == \result && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == systemActive) [2020-07-28 19:01:11,392 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == \result && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 1 == systemActive) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive) [2020-07-28 19:01:11,392 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 19:01:11,396 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,397 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,398 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,398 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive) || ((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:01:11,398 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,399 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive) || (((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:01:11,400 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,400 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,402 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,402 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive [2020-07-28 19:01:11,557 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:01:11,557 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:01:11,560 INFO L168 Benchmark]: Toolchain (without parser) took 38413.15 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 591.9 MB). Free memory was 956.2 MB in the beginning and 887.1 MB in the end (delta: 69.1 MB). Peak memory consumption was 661.1 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:11,560 INFO L168 Benchmark]: CDTParser took 1.04 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:01:11,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 748.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -128.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:11,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:11,562 INFO L168 Benchmark]: Boogie Preprocessor took 93.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:11,563 INFO L168 Benchmark]: RCFGBuilder took 2503.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 798.3 MB in the end (delta: 273.0 MB). Peak memory consumption was 273.0 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:11,563 INFO L168 Benchmark]: TraceAbstraction took 34640.33 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 480.8 MB). Free memory was 798.3 MB in the beginning and 918.7 MB in the end (delta: -120.4 MB). Peak memory consumption was 360.4 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:11,564 INFO L168 Benchmark]: Witness Printer took 264.24 ms. Allocated memory is still 1.6 GB. Free memory was 918.7 MB in the beginning and 887.1 MB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:01:11,567 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 1.04 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 748.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -128.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 153.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 93.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2503.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 798.3 MB in the end (delta: 273.0 MB). Peak memory consumption was 273.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 34640.33 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 480.8 MB). Free memory was 798.3 MB in the beginning and 918.7 MB in the end (delta: -120.4 MB). Peak memory consumption was 360.4 MB. Max. memory is 11.5 GB. * Witness Printer took 264.24 ms. Allocated memory is still 1.6 GB. Free memory was 918.7 MB in the beginning and 887.1 MB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: 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: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == systemActive) || (((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive)) || (((0 == methAndRunningLastTime && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == systemActive) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive) || ((((1 == \result && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == systemActive) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == systemActive) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive)) || (((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: ((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == systemActive) || (((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == systemActive) || (((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == systemActive) || (((0 == methAndRunningLastTime && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == systemActive) - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == systemActive) || (((0 == methAndRunningLastTime && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == systemActive) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive) || (((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: (((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == systemActive) || (((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == tmp) && 0 == \result) && 1 == systemActive)) || (((((1 == \result && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((((1 == \result && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 1 == systemActive) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive) || ((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == systemActive) || ((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive) || (((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == tmp) && 0 == \result) && 1 == systemActive)) || (((((1 == \result && 0 == methAndRunningLastTime) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.4s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 20.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1834 SDtfs, 1991 SDslu, 2713 SDs, 0 SdLazy, 423 SolverSat, 93 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=281occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 1428 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 246 NumberOfFragments, 755 HoareAnnotationTreeSize, 92 FomulaSimplifications, 520784 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 92 FomulaSimplificationsInter, 87321 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 608 NumberOfCodeBlocks, 608 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 594 ConstructedInterpolants, 0 QuantifiedInterpolants, 50546 SizeOfPredicates, 6 NumberOfNonLiveVariables, 984 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 136/140 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...