./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product47.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_spec5_product47.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 c5a0b2bcaab730b804e6efb5bb851b66755fb542 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:05:42,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:05:42,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:05:42,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:05:42,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:05:42,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:05:42,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:05:42,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:05:42,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:05:42,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:05:42,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:05:42,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:05:42,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:05:42,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:05:42,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:05:42,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:05:42,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:05:42,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:05:42,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:05:42,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:05:42,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:05:42,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:05:42,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:05:42,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:05:42,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:05:42,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:05:42,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:05:42,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:05:42,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:05:42,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:05:42,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:05:42,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:05:42,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:05:42,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:05:42,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:05:42,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:05:42,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:05:42,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:05:42,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:05:42,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:05:42,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:05:42,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:05:42,961 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:05:42,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:05:42,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:05:42,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:05:42,964 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:05:42,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:05:42,965 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:05:42,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:05:42,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:05:42,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:05:42,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:05:42,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:05:42,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:05:42,967 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:05:42,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:05:42,968 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:05:42,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:05:42,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:05:42,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:05:42,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:05:42,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:05:42,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:05:42,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:05:42,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:05:42,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:05:42,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:05:42,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:05:42,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:05:42,970 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:05:42,971 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 -> c5a0b2bcaab730b804e6efb5bb851b66755fb542 [2020-07-28 19:05:43,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:05:43,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:05:43,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:05:43,316 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:05:43,316 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:05:43,317 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2020-07-28 19:05:43,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad19f818/396d59e48b6a4d54a5b416016b84fa69/FLAG2985b1720 [2020-07-28 19:05:43,878 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:05:43,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2020-07-28 19:05:43,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad19f818/396d59e48b6a4d54a5b416016b84fa69/FLAG2985b1720 [2020-07-28 19:05:44,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad19f818/396d59e48b6a4d54a5b416016b84fa69 [2020-07-28 19:05:44,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:05:44,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:05:44,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:44,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:05:44,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:05:44,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:44,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a968279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44, skipping insertion in model container [2020-07-28 19:05:44,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:44,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:05:44,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:05:44,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:44,751 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:05:44,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:44,947 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:05:44,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44 WrapperNode [2020-07-28 19:05:44,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:44,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:44,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:05:44,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:05:44,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:44,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:45,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:45,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:05:45,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:05:45,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:05:45,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:45,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:45,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:45,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:45,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:45,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:45,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (1/1) ... [2020-07-28 19:05:45,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:05:45,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:05:45,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:05:45,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:05:45,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (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 19:05:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:05:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:05:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:05:45,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:05:46,944 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:05:46,945 INFO L295 CfgBuilder]: Removed 210 assume(true) statements. [2020-07-28 19:05:46,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:46 BoogieIcfgContainer [2020-07-28 19:05:46,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:05:46,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:05:46,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:05:46,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:05:46,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:05:44" (1/3) ... [2020-07-28 19:05:46,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@262fad19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:46, skipping insertion in model container [2020-07-28 19:05:46,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:44" (2/3) ... [2020-07-28 19:05:46,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@262fad19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:46, skipping insertion in model container [2020-07-28 19:05:46,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:46" (3/3) ... [2020-07-28 19:05:46,960 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c [2020-07-28 19:05:46,972 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:05:46,980 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:05:46,996 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:05:47,024 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:05:47,025 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:05:47,025 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:05:47,026 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:05:47,026 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:05:47,027 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:05:47,027 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:05:47,027 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:05:47,049 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2020-07-28 19:05:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 19:05:47,059 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:47,060 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 19:05:47,061 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:47,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:47,069 INFO L82 PathProgramCache]: Analyzing trace with hash -373537608, now seen corresponding path program 1 times [2020-07-28 19:05:47,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:47,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852905587] [2020-07-28 19:05:47,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:47,447 INFO L280 TraceCheckUtils]: 0: Hoare triple {143#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {143#true} is VALID [2020-07-28 19:05:47,448 INFO L280 TraceCheckUtils]: 1: Hoare triple {143#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {143#true} is VALID [2020-07-28 19:05:47,448 INFO L280 TraceCheckUtils]: 2: Hoare triple {143#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {143#true} is VALID [2020-07-28 19:05:47,449 INFO L280 TraceCheckUtils]: 3: Hoare triple {143#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {143#true} is VALID [2020-07-28 19:05:47,449 INFO L280 TraceCheckUtils]: 4: Hoare triple {143#true} assume 0 != main_~tmp~5; {143#true} is VALID [2020-07-28 19:05:47,453 INFO L280 TraceCheckUtils]: 5: Hoare triple {143#true} ~switchedOnBeforeTS~0 := 0; {143#true} is VALID [2020-07-28 19:05:47,453 INFO L280 TraceCheckUtils]: 6: Hoare triple {143#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {143#true} is VALID [2020-07-28 19:05:47,455 INFO L280 TraceCheckUtils]: 7: Hoare triple {143#true} assume false; {144#false} is VALID [2020-07-28 19:05:47,455 INFO L280 TraceCheckUtils]: 8: Hoare triple {144#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0;havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {144#false} is VALID [2020-07-28 19:05:47,456 INFO L280 TraceCheckUtils]: 9: Hoare triple {144#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {144#false} is VALID [2020-07-28 19:05:47,456 INFO L280 TraceCheckUtils]: 10: Hoare triple {144#false} assume !(0 != ~pumpRunning~0); {144#false} is VALID [2020-07-28 19:05:47,457 INFO L280 TraceCheckUtils]: 11: Hoare triple {144#false} assume !(0 != ~systemActive~0); {144#false} is VALID [2020-07-28 19:05:47,457 INFO L280 TraceCheckUtils]: 12: Hoare triple {144#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {144#false} is VALID [2020-07-28 19:05:47,457 INFO L280 TraceCheckUtils]: 13: Hoare triple {144#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {144#false} is VALID [2020-07-28 19:05:47,458 INFO L280 TraceCheckUtils]: 14: Hoare triple {144#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {144#false} is VALID [2020-07-28 19:05:47,458 INFO L280 TraceCheckUtils]: 15: Hoare triple {144#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {144#false} is VALID [2020-07-28 19:05:47,458 INFO L280 TraceCheckUtils]: 16: Hoare triple {144#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {144#false} is VALID [2020-07-28 19:05:47,459 INFO L280 TraceCheckUtils]: 17: Hoare triple {144#false} assume 0 == ~switchedOnBeforeTS~0; {144#false} is VALID [2020-07-28 19:05:47,459 INFO L280 TraceCheckUtils]: 18: Hoare triple {144#false} assume !false; {144#false} is VALID [2020-07-28 19:05:47,464 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 19:05:47,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852905587] [2020-07-28 19:05:47,466 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:47,466 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:47,467 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353455910] [2020-07-28 19:05:47,474 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:47,476 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:47,480 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:05:47,531 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 19:05:47,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:05:47,532 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:47,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:05:47,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:05:47,545 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2020-07-28 19:05:47,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:47,875 INFO L93 Difference]: Finished difference Result 273 states and 406 transitions. [2020-07-28 19:05:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:05:47,876 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:47,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:47,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 406 transitions. [2020-07-28 19:05:47,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:47,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 406 transitions. [2020-07-28 19:05:47,902 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 406 transitions. [2020-07-28 19:05:48,495 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 406 edges. 406 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:48,516 INFO L225 Difference]: With dead ends: 273 [2020-07-28 19:05:48,517 INFO L226 Difference]: Without dead ends: 136 [2020-07-28 19:05:48,521 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 19:05:48,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-28 19:05:48,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-07-28 19:05:48,591 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:48,592 INFO L82 GeneralOperation]: Start isEquivalent. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:48,593 INFO L74 IsIncluded]: Start isIncluded. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:48,593 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:48,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:48,603 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2020-07-28 19:05:48,604 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2020-07-28 19:05:48,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:48,606 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:48,606 INFO L74 IsIncluded]: Start isIncluded. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:48,606 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:48,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:48,615 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2020-07-28 19:05:48,616 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2020-07-28 19:05:48,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:48,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:48,618 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:48,618 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-07-28 19:05:48,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 195 transitions. [2020-07-28 19:05:48,627 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 195 transitions. Word has length 19 [2020-07-28 19:05:48,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:48,628 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 195 transitions. [2020-07-28 19:05:48,628 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:05:48,628 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2020-07-28 19:05:48,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-28 19:05:48,630 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:48,630 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] [2020-07-28 19:05:48,631 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:05:48,631 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:48,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:48,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1432481945, now seen corresponding path program 1 times [2020-07-28 19:05:48,632 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:48,632 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975052876] [2020-07-28 19:05:48,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:48,811 INFO L280 TraceCheckUtils]: 0: Hoare triple {1011#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1011#true} is VALID [2020-07-28 19:05:48,811 INFO L280 TraceCheckUtils]: 1: Hoare triple {1011#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {1011#true} is VALID [2020-07-28 19:05:48,812 INFO L280 TraceCheckUtils]: 2: Hoare triple {1011#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {1011#true} is VALID [2020-07-28 19:05:48,812 INFO L280 TraceCheckUtils]: 3: Hoare triple {1011#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {1011#true} is VALID [2020-07-28 19:05:48,812 INFO L280 TraceCheckUtils]: 4: Hoare triple {1011#true} assume 0 != main_~tmp~5; {1011#true} is VALID [2020-07-28 19:05:48,812 INFO L280 TraceCheckUtils]: 5: Hoare triple {1011#true} ~switchedOnBeforeTS~0 := 0; {1011#true} is VALID [2020-07-28 19:05:48,816 INFO L280 TraceCheckUtils]: 6: Hoare triple {1011#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1013#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:48,818 INFO L280 TraceCheckUtils]: 7: Hoare triple {1013#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {1013#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:48,823 INFO L280 TraceCheckUtils]: 8: Hoare triple {1013#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {1012#false} is VALID [2020-07-28 19:05:48,824 INFO L280 TraceCheckUtils]: 9: Hoare triple {1012#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0;havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {1012#false} is VALID [2020-07-28 19:05:48,824 INFO L280 TraceCheckUtils]: 10: Hoare triple {1012#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {1012#false} is VALID [2020-07-28 19:05:48,824 INFO L280 TraceCheckUtils]: 11: Hoare triple {1012#false} assume !(0 != ~pumpRunning~0); {1012#false} is VALID [2020-07-28 19:05:48,824 INFO L280 TraceCheckUtils]: 12: Hoare triple {1012#false} assume !(0 != ~systemActive~0); {1012#false} is VALID [2020-07-28 19:05:48,825 INFO L280 TraceCheckUtils]: 13: Hoare triple {1012#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {1012#false} is VALID [2020-07-28 19:05:48,825 INFO L280 TraceCheckUtils]: 14: Hoare triple {1012#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {1012#false} is VALID [2020-07-28 19:05:48,825 INFO L280 TraceCheckUtils]: 15: Hoare triple {1012#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {1012#false} is VALID [2020-07-28 19:05:48,825 INFO L280 TraceCheckUtils]: 16: Hoare triple {1012#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {1012#false} is VALID [2020-07-28 19:05:48,826 INFO L280 TraceCheckUtils]: 17: Hoare triple {1012#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {1012#false} is VALID [2020-07-28 19:05:48,826 INFO L280 TraceCheckUtils]: 18: Hoare triple {1012#false} assume 0 == ~switchedOnBeforeTS~0; {1012#false} is VALID [2020-07-28 19:05:48,826 INFO L280 TraceCheckUtils]: 19: Hoare triple {1012#false} assume !false; {1012#false} is VALID [2020-07-28 19:05:48,828 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 19:05:48,828 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975052876] [2020-07-28 19:05:48,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:48,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:05:48,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054632445] [2020-07-28 19:05:48,831 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:48,833 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:48,834 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:48,876 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:48,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:48,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:48,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:48,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:48,878 INFO L87 Difference]: Start difference. First operand 136 states and 195 transitions. Second operand 3 states. [2020-07-28 19:05:49,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:49,132 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2020-07-28 19:05:49,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:49,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:49,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:49,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:49,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 195 transitions. [2020-07-28 19:05:49,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:49,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 195 transitions. [2020-07-28 19:05:49,140 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 195 transitions. [2020-07-28 19:05:49,395 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 195 edges. 195 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:49,398 INFO L225 Difference]: With dead ends: 136 [2020-07-28 19:05:49,398 INFO L226 Difference]: Without dead ends: 57 [2020-07-28 19:05:49,400 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 19:05:49,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-28 19:05:49,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-07-28 19:05:49,439 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:49,440 INFO L82 GeneralOperation]: Start isEquivalent. First operand 57 states. Second operand 57 states. [2020-07-28 19:05:49,440 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand 57 states. [2020-07-28 19:05:49,440 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 57 states. [2020-07-28 19:05:49,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:49,444 INFO L93 Difference]: Finished difference Result 57 states and 81 transitions. [2020-07-28 19:05:49,444 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-07-28 19:05:49,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:49,445 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:49,445 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand 57 states. [2020-07-28 19:05:49,445 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 57 states. [2020-07-28 19:05:49,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:49,449 INFO L93 Difference]: Finished difference Result 57 states and 81 transitions. [2020-07-28 19:05:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-07-28 19:05:49,451 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:49,451 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:49,451 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:49,451 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-07-28 19:05:49,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2020-07-28 19:05:49,454 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2020-07-28 19:05:49,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:49,455 INFO L479 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2020-07-28 19:05:49,456 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:49,456 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-07-28 19:05:49,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 19:05:49,463 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:49,463 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] [2020-07-28 19:05:49,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:05:49,464 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:49,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:49,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1277815295, now seen corresponding path program 1 times [2020-07-28 19:05:49,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:49,467 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003999766] [2020-07-28 19:05:49,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:49,618 INFO L280 TraceCheckUtils]: 0: Hoare triple {1409#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,619 INFO L280 TraceCheckUtils]: 1: Hoare triple {1411#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,620 INFO L280 TraceCheckUtils]: 2: Hoare triple {1411#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,620 INFO L280 TraceCheckUtils]: 3: Hoare triple {1411#(= 1 ~systemActive~0)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,621 INFO L280 TraceCheckUtils]: 4: Hoare triple {1411#(= 1 ~systemActive~0)} assume 0 != main_~tmp~5; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,622 INFO L280 TraceCheckUtils]: 5: Hoare triple {1411#(= 1 ~systemActive~0)} ~switchedOnBeforeTS~0 := 0; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,623 INFO L280 TraceCheckUtils]: 6: Hoare triple {1411#(= 1 ~systemActive~0)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,623 INFO L280 TraceCheckUtils]: 7: Hoare triple {1411#(= 1 ~systemActive~0)} assume !false; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,624 INFO L280 TraceCheckUtils]: 8: Hoare triple {1411#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0 < 4; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,625 INFO L280 TraceCheckUtils]: 9: Hoare triple {1411#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,626 INFO L280 TraceCheckUtils]: 10: Hoare triple {1411#(= 1 ~systemActive~0)} assume !(0 != test_~tmp~4); {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,626 INFO L280 TraceCheckUtils]: 11: Hoare triple {1411#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,627 INFO L280 TraceCheckUtils]: 12: Hoare triple {1411#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~1); {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,628 INFO L280 TraceCheckUtils]: 13: Hoare triple {1411#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,629 INFO L280 TraceCheckUtils]: 14: Hoare triple {1411#(= 1 ~systemActive~0)} assume 0 != test_~tmp___2~0; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,629 INFO L280 TraceCheckUtils]: 15: Hoare triple {1411#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,630 INFO L280 TraceCheckUtils]: 16: Hoare triple {1411#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,631 INFO L280 TraceCheckUtils]: 17: Hoare triple {1411#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {1411#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:49,632 INFO L280 TraceCheckUtils]: 18: Hoare triple {1411#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {1410#false} is VALID [2020-07-28 19:05:49,632 INFO L280 TraceCheckUtils]: 19: Hoare triple {1410#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {1410#false} is VALID [2020-07-28 19:05:49,633 INFO L280 TraceCheckUtils]: 20: Hoare triple {1410#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {1410#false} is VALID [2020-07-28 19:05:49,633 INFO L280 TraceCheckUtils]: 21: Hoare triple {1410#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {1410#false} is VALID [2020-07-28 19:05:49,634 INFO L280 TraceCheckUtils]: 22: Hoare triple {1410#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {1410#false} is VALID [2020-07-28 19:05:49,634 INFO L280 TraceCheckUtils]: 23: Hoare triple {1410#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {1410#false} is VALID [2020-07-28 19:05:49,634 INFO L280 TraceCheckUtils]: 24: Hoare triple {1410#false} assume 0 == ~switchedOnBeforeTS~0; {1410#false} is VALID [2020-07-28 19:05:49,635 INFO L280 TraceCheckUtils]: 25: Hoare triple {1410#false} assume !false; {1410#false} is VALID [2020-07-28 19:05:49,637 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 19:05:49,637 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003999766] [2020-07-28 19:05:49,637 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:49,637 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:49,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665134333] [2020-07-28 19:05:49,639 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:05:49,639 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:49,639 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:49,680 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:49,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:49,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:49,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:49,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:49,682 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 3 states. [2020-07-28 19:05:49,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:49,924 INFO L93 Difference]: Finished difference Result 157 states and 229 transitions. [2020-07-28 19:05:49,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:49,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:05:49,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:49,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:49,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 229 transitions. [2020-07-28 19:05:49,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:49,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 229 transitions. [2020-07-28 19:05:49,938 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 229 transitions. [2020-07-28 19:05:50,213 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 229 edges. 229 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:50,217 INFO L225 Difference]: With dead ends: 157 [2020-07-28 19:05:50,217 INFO L226 Difference]: Without dead ends: 107 [2020-07-28 19:05:50,219 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 19:05:50,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-07-28 19:05:50,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 103. [2020-07-28 19:05:50,306 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:50,306 INFO L82 GeneralOperation]: Start isEquivalent. First operand 107 states. Second operand 103 states. [2020-07-28 19:05:50,306 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 103 states. [2020-07-28 19:05:50,306 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 103 states. [2020-07-28 19:05:50,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:50,311 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2020-07-28 19:05:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2020-07-28 19:05:50,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:50,312 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:50,312 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand 107 states. [2020-07-28 19:05:50,312 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 107 states. [2020-07-28 19:05:50,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:50,316 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2020-07-28 19:05:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2020-07-28 19:05:50,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:50,317 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:50,318 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:50,318 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:50,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-28 19:05:50,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 150 transitions. [2020-07-28 19:05:50,322 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 150 transitions. Word has length 26 [2020-07-28 19:05:50,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:50,323 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 150 transitions. [2020-07-28 19:05:50,323 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 150 transitions. [2020-07-28 19:05:50,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-28 19:05:50,324 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:50,324 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] [2020-07-28 19:05:50,325 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:05:50,325 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:50,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:50,325 INFO L82 PathProgramCache]: Analyzing trace with hash 120130499, now seen corresponding path program 1 times [2020-07-28 19:05:50,326 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:50,326 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517787508] [2020-07-28 19:05:50,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:50,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {2000#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {2002#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,406 INFO L280 TraceCheckUtils]: 2: Hoare triple {2002#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,406 INFO L280 TraceCheckUtils]: 3: Hoare triple {2002#(= 0 ~pumpRunning~0)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,407 INFO L280 TraceCheckUtils]: 4: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~5; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,408 INFO L280 TraceCheckUtils]: 5: Hoare triple {2002#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,408 INFO L280 TraceCheckUtils]: 6: Hoare triple {2002#(= 0 ~pumpRunning~0)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,409 INFO L280 TraceCheckUtils]: 7: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume !false; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,409 INFO L280 TraceCheckUtils]: 8: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,410 INFO L280 TraceCheckUtils]: 9: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,411 INFO L280 TraceCheckUtils]: 10: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,411 INFO L280 TraceCheckUtils]: 11: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,412 INFO L280 TraceCheckUtils]: 12: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,413 INFO L280 TraceCheckUtils]: 13: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,413 INFO L280 TraceCheckUtils]: 14: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,414 INFO L280 TraceCheckUtils]: 15: Hoare triple {2002#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,415 INFO L280 TraceCheckUtils]: 16: Hoare triple {2002#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,415 INFO L280 TraceCheckUtils]: 17: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,416 INFO L280 TraceCheckUtils]: 18: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,417 INFO L280 TraceCheckUtils]: 19: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {2002#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:50,418 INFO L280 TraceCheckUtils]: 20: Hoare triple {2002#(= 0 ~pumpRunning~0)} assume !(0 == ~pumpRunning~0); {2001#false} is VALID [2020-07-28 19:05:50,418 INFO L280 TraceCheckUtils]: 21: Hoare triple {2001#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {2001#false} is VALID [2020-07-28 19:05:50,418 INFO L280 TraceCheckUtils]: 22: Hoare triple {2001#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {2001#false} is VALID [2020-07-28 19:05:50,419 INFO L280 TraceCheckUtils]: 23: Hoare triple {2001#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {2001#false} is VALID [2020-07-28 19:05:50,419 INFO L280 TraceCheckUtils]: 24: Hoare triple {2001#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {2001#false} is VALID [2020-07-28 19:05:50,419 INFO L280 TraceCheckUtils]: 25: Hoare triple {2001#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {2001#false} is VALID [2020-07-28 19:05:50,419 INFO L280 TraceCheckUtils]: 26: Hoare triple {2001#false} assume 0 == ~switchedOnBeforeTS~0; {2001#false} is VALID [2020-07-28 19:05:50,420 INFO L280 TraceCheckUtils]: 27: Hoare triple {2001#false} assume !false; {2001#false} is VALID [2020-07-28 19:05:50,421 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 19:05:50,422 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517787508] [2020-07-28 19:05:50,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:50,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:50,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645567168] [2020-07-28 19:05:50,422 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-28 19:05:50,423 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:50,423 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:50,457 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:50,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:50,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:50,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:50,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:50,458 INFO L87 Difference]: Start difference. First operand 103 states and 150 transitions. Second operand 3 states. [2020-07-28 19:05:50,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:50,754 INFO L93 Difference]: Finished difference Result 246 states and 363 transitions. [2020-07-28 19:05:50,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:50,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-28 19:05:50,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:50,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 192 transitions. [2020-07-28 19:05:50,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:50,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 192 transitions. [2020-07-28 19:05:50,762 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 192 transitions. [2020-07-28 19:05:50,985 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 192 edges. 192 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:50,989 INFO L225 Difference]: With dead ends: 246 [2020-07-28 19:05:50,990 INFO L226 Difference]: Without dead ends: 150 [2020-07-28 19:05:50,991 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 19:05:50,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-07-28 19:05:51,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2020-07-28 19:05:51,128 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:51,129 INFO L82 GeneralOperation]: Start isEquivalent. First operand 150 states. Second operand 148 states. [2020-07-28 19:05:51,129 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand 148 states. [2020-07-28 19:05:51,129 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 148 states. [2020-07-28 19:05:51,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:51,136 INFO L93 Difference]: Finished difference Result 150 states and 213 transitions. [2020-07-28 19:05:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 213 transitions. [2020-07-28 19:05:51,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:51,138 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:51,138 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand 150 states. [2020-07-28 19:05:51,138 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 150 states. [2020-07-28 19:05:51,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:51,144 INFO L93 Difference]: Finished difference Result 150 states and 213 transitions. [2020-07-28 19:05:51,145 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 213 transitions. [2020-07-28 19:05:51,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:51,146 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:51,146 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:51,146 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-07-28 19:05:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 212 transitions. [2020-07-28 19:05:51,152 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 212 transitions. Word has length 28 [2020-07-28 19:05:51,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:51,153 INFO L479 AbstractCegarLoop]: Abstraction has 148 states and 212 transitions. [2020-07-28 19:05:51,153 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 212 transitions. [2020-07-28 19:05:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-07-28 19:05:51,154 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:51,155 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] [2020-07-28 19:05:51,155 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:05:51,155 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:51,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:51,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1546294710, now seen corresponding path program 1 times [2020-07-28 19:05:51,156 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:51,157 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934889514] [2020-07-28 19:05:51,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:51,270 INFO L280 TraceCheckUtils]: 0: Hoare triple {2870#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,272 INFO L280 TraceCheckUtils]: 1: Hoare triple {2872#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,272 INFO L280 TraceCheckUtils]: 2: Hoare triple {2872#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,273 INFO L280 TraceCheckUtils]: 3: Hoare triple {2872#(= 0 ~pumpRunning~0)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,274 INFO L280 TraceCheckUtils]: 4: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~5; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,274 INFO L280 TraceCheckUtils]: 5: Hoare triple {2872#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,275 INFO L280 TraceCheckUtils]: 6: Hoare triple {2872#(= 0 ~pumpRunning~0)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,276 INFO L280 TraceCheckUtils]: 7: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume !false; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,277 INFO L280 TraceCheckUtils]: 8: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,277 INFO L280 TraceCheckUtils]: 9: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,278 INFO L280 TraceCheckUtils]: 10: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,279 INFO L280 TraceCheckUtils]: 11: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,280 INFO L280 TraceCheckUtils]: 12: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,280 INFO L280 TraceCheckUtils]: 13: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,282 INFO L280 TraceCheckUtils]: 14: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___1~0 := test_#t~nondet24;havoc test_#t~nondet24; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,283 INFO L280 TraceCheckUtils]: 15: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___1~0; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,286 INFO L280 TraceCheckUtils]: 16: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,289 INFO L280 TraceCheckUtils]: 17: Hoare triple {2872#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,290 INFO L280 TraceCheckUtils]: 18: Hoare triple {2872#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,291 INFO L280 TraceCheckUtils]: 19: Hoare triple {2872#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,292 INFO L280 TraceCheckUtils]: 20: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,292 INFO L280 TraceCheckUtils]: 21: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume !(0 != ~systemActive~0); {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,293 INFO L280 TraceCheckUtils]: 22: Hoare triple {2872#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,294 INFO L280 TraceCheckUtils]: 23: Hoare triple {2872#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {2872#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:51,294 INFO L280 TraceCheckUtils]: 24: Hoare triple {2872#(= 0 ~pumpRunning~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {2873#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:05:51,295 INFO L280 TraceCheckUtils]: 25: Hoare triple {2873#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {2874#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2)} is VALID [2020-07-28 19:05:51,296 INFO L280 TraceCheckUtils]: 26: Hoare triple {2874#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {2871#false} is VALID [2020-07-28 19:05:51,296 INFO L280 TraceCheckUtils]: 27: Hoare triple {2871#false} assume 0 == ~switchedOnBeforeTS~0; {2871#false} is VALID [2020-07-28 19:05:51,297 INFO L280 TraceCheckUtils]: 28: Hoare triple {2871#false} assume !false; {2871#false} is VALID [2020-07-28 19:05:51,299 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 19:05:51,299 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934889514] [2020-07-28 19:05:51,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:51,300 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:05:51,300 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803103696] [2020-07-28 19:05:51,300 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-07-28 19:05:51,301 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:51,301 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:05:51,361 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:51,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:05:51,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:51,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:05:51,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:05:51,362 INFO L87 Difference]: Start difference. First operand 148 states and 212 transitions. Second operand 5 states. [2020-07-28 19:05:52,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:52,506 INFO L93 Difference]: Finished difference Result 523 states and 749 transitions. [2020-07-28 19:05:52,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 19:05:52,507 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-07-28 19:05:52,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:52,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 359 transitions. [2020-07-28 19:05:52,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 359 transitions. [2020-07-28 19:05:52,524 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 359 transitions. [2020-07-28 19:05:53,027 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 359 edges. 359 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:53,046 INFO L225 Difference]: With dead ends: 523 [2020-07-28 19:05:53,046 INFO L226 Difference]: Without dead ends: 382 [2020-07-28 19:05:53,050 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 19:05:53,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-07-28 19:05:53,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 146. [2020-07-28 19:05:53,213 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:53,213 INFO L82 GeneralOperation]: Start isEquivalent. First operand 382 states. Second operand 146 states. [2020-07-28 19:05:53,213 INFO L74 IsIncluded]: Start isIncluded. First operand 382 states. Second operand 146 states. [2020-07-28 19:05:53,213 INFO L87 Difference]: Start difference. First operand 382 states. Second operand 146 states. [2020-07-28 19:05:53,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:53,242 INFO L93 Difference]: Finished difference Result 382 states and 542 transitions. [2020-07-28 19:05:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 542 transitions. [2020-07-28 19:05:53,244 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:53,244 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:53,244 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand 382 states. [2020-07-28 19:05:53,244 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 382 states. [2020-07-28 19:05:53,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:53,280 INFO L93 Difference]: Finished difference Result 382 states and 542 transitions. [2020-07-28 19:05:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 542 transitions. [2020-07-28 19:05:53,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:53,281 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:53,282 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:53,282 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:53,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-07-28 19:05:53,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 206 transitions. [2020-07-28 19:05:53,287 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 206 transitions. Word has length 29 [2020-07-28 19:05:53,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:53,288 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 206 transitions. [2020-07-28 19:05:53,288 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:05:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 206 transitions. [2020-07-28 19:05:53,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:05:53,291 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:53,292 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 19:05:53,292 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 19:05:53,292 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:53,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:53,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1771234378, now seen corresponding path program 1 times [2020-07-28 19:05:53,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:53,293 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122275823] [2020-07-28 19:05:53,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:53,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {4613#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4613#true} is VALID [2020-07-28 19:05:53,417 INFO L280 TraceCheckUtils]: 1: Hoare triple {4613#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {4613#true} is VALID [2020-07-28 19:05:53,418 INFO L280 TraceCheckUtils]: 2: Hoare triple {4613#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {4613#true} is VALID [2020-07-28 19:05:53,418 INFO L280 TraceCheckUtils]: 3: Hoare triple {4613#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {4613#true} is VALID [2020-07-28 19:05:53,419 INFO L280 TraceCheckUtils]: 4: Hoare triple {4613#true} assume 0 != main_~tmp~5; {4613#true} is VALID [2020-07-28 19:05:53,419 INFO L280 TraceCheckUtils]: 5: Hoare triple {4613#true} ~switchedOnBeforeTS~0 := 0; {4613#true} is VALID [2020-07-28 19:05:53,419 INFO L280 TraceCheckUtils]: 6: Hoare triple {4613#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {4613#true} is VALID [2020-07-28 19:05:53,419 INFO L280 TraceCheckUtils]: 7: Hoare triple {4613#true} assume !false; {4613#true} is VALID [2020-07-28 19:05:53,419 INFO L280 TraceCheckUtils]: 8: Hoare triple {4613#true} assume test_~splverifierCounter~0 < 4; {4613#true} is VALID [2020-07-28 19:05:53,420 INFO L280 TraceCheckUtils]: 9: Hoare triple {4613#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {4613#true} is VALID [2020-07-28 19:05:53,420 INFO L280 TraceCheckUtils]: 10: Hoare triple {4613#true} assume !(0 != test_~tmp~4); {4613#true} is VALID [2020-07-28 19:05:53,420 INFO L280 TraceCheckUtils]: 11: Hoare triple {4613#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {4613#true} is VALID [2020-07-28 19:05:53,421 INFO L280 TraceCheckUtils]: 12: Hoare triple {4613#true} assume !(0 != test_~tmp___0~1); {4613#true} is VALID [2020-07-28 19:05:53,422 INFO L280 TraceCheckUtils]: 13: Hoare triple {4613#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {4613#true} is VALID [2020-07-28 19:05:53,422 INFO L280 TraceCheckUtils]: 14: Hoare triple {4613#true} assume 0 != test_~tmp___2~0; {4613#true} is VALID [2020-07-28 19:05:53,422 INFO L280 TraceCheckUtils]: 15: Hoare triple {4613#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {4613#true} is VALID [2020-07-28 19:05:53,423 INFO L280 TraceCheckUtils]: 16: Hoare triple {4613#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {4613#true} is VALID [2020-07-28 19:05:53,423 INFO L280 TraceCheckUtils]: 17: Hoare triple {4613#true} assume !(0 != ~pumpRunning~0); {4613#true} is VALID [2020-07-28 19:05:53,424 INFO L280 TraceCheckUtils]: 18: Hoare triple {4613#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {4613#true} is VALID [2020-07-28 19:05:53,424 INFO L280 TraceCheckUtils]: 19: Hoare triple {4613#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {4613#true} is VALID [2020-07-28 19:05:53,425 INFO L280 TraceCheckUtils]: 20: Hoare triple {4613#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {4613#true} is VALID [2020-07-28 19:05:53,425 INFO L280 TraceCheckUtils]: 21: Hoare triple {4613#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~11 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {4613#true} is VALID [2020-07-28 19:05:53,426 INFO L280 TraceCheckUtils]: 22: Hoare triple {4613#true} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {4613#true} is VALID [2020-07-28 19:05:53,427 INFO L280 TraceCheckUtils]: 23: Hoare triple {4613#true} assume 0 != isHighWaterLevel_~tmp~3;isHighWaterLevel_~tmp___0~0 := 0; {4615#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)} is VALID [2020-07-28 19:05:53,429 INFO L280 TraceCheckUtils]: 24: Hoare triple {4615#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {4616#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} is VALID [2020-07-28 19:05:53,431 INFO L280 TraceCheckUtils]: 25: Hoare triple {4616#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {4617#(= 0 ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~0)} is VALID [2020-07-28 19:05:53,432 INFO L280 TraceCheckUtils]: 26: Hoare triple {4617#(= 0 ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~0)} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {4614#false} is VALID [2020-07-28 19:05:53,433 INFO L280 TraceCheckUtils]: 27: Hoare triple {4614#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {4614#false} is VALID [2020-07-28 19:05:53,433 INFO L280 TraceCheckUtils]: 28: Hoare triple {4614#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {4614#false} is VALID [2020-07-28 19:05:53,434 INFO L280 TraceCheckUtils]: 29: Hoare triple {4614#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {4614#false} is VALID [2020-07-28 19:05:53,434 INFO L280 TraceCheckUtils]: 30: Hoare triple {4614#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {4614#false} is VALID [2020-07-28 19:05:53,435 INFO L280 TraceCheckUtils]: 31: Hoare triple {4614#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {4614#false} is VALID [2020-07-28 19:05:53,435 INFO L280 TraceCheckUtils]: 32: Hoare triple {4614#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {4614#false} is VALID [2020-07-28 19:05:53,435 INFO L280 TraceCheckUtils]: 33: Hoare triple {4614#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {4614#false} is VALID [2020-07-28 19:05:53,435 INFO L280 TraceCheckUtils]: 34: Hoare triple {4614#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {4614#false} is VALID [2020-07-28 19:05:53,436 INFO L280 TraceCheckUtils]: 35: Hoare triple {4614#false} assume 0 == ~switchedOnBeforeTS~0; {4614#false} is VALID [2020-07-28 19:05:53,436 INFO L280 TraceCheckUtils]: 36: Hoare triple {4614#false} assume !false; {4614#false} is VALID [2020-07-28 19:05:53,441 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 19:05:53,442 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122275823] [2020-07-28 19:05:53,443 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:53,443 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:05:53,444 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901097873] [2020-07-28 19:05:53,444 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:05:53,445 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:53,445 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:05:53,501 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 19:05:53,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:05:53,501 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:53,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:05:53,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:05:53,502 INFO L87 Difference]: Start difference. First operand 146 states and 206 transitions. Second operand 5 states. [2020-07-28 19:05:54,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:54,524 INFO L93 Difference]: Finished difference Result 387 states and 541 transitions. [2020-07-28 19:05:54,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:05:54,524 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:05:54,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:54,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 224 transitions. [2020-07-28 19:05:54,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:54,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 224 transitions. [2020-07-28 19:05:54,530 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 224 transitions. [2020-07-28 19:05:54,784 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 224 edges. 224 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:54,791 INFO L225 Difference]: With dead ends: 387 [2020-07-28 19:05:54,791 INFO L226 Difference]: Without dead ends: 248 [2020-07-28 19:05:54,792 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 19:05:54,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-07-28 19:05:55,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 158. [2020-07-28 19:05:55,008 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:55,009 INFO L82 GeneralOperation]: Start isEquivalent. First operand 248 states. Second operand 158 states. [2020-07-28 19:05:55,009 INFO L74 IsIncluded]: Start isIncluded. First operand 248 states. Second operand 158 states. [2020-07-28 19:05:55,009 INFO L87 Difference]: Start difference. First operand 248 states. Second operand 158 states. [2020-07-28 19:05:55,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:55,017 INFO L93 Difference]: Finished difference Result 248 states and 338 transitions. [2020-07-28 19:05:55,018 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 338 transitions. [2020-07-28 19:05:55,018 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:55,019 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:55,019 INFO L74 IsIncluded]: Start isIncluded. First operand 158 states. Second operand 248 states. [2020-07-28 19:05:55,019 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 248 states. [2020-07-28 19:05:55,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:55,027 INFO L93 Difference]: Finished difference Result 248 states and 338 transitions. [2020-07-28 19:05:55,028 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 338 transitions. [2020-07-28 19:05:55,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:55,029 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:55,029 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:55,029 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:55,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-07-28 19:05:55,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 218 transitions. [2020-07-28 19:05:55,034 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 218 transitions. Word has length 37 [2020-07-28 19:05:55,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:55,035 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 218 transitions. [2020-07-28 19:05:55,035 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:05:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 218 transitions. [2020-07-28 19:05:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:05:55,036 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:55,036 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 19:05:55,037 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-28 19:05:55,037 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:55,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:55,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1512615668, now seen corresponding path program 1 times [2020-07-28 19:05:55,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:55,038 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168967155] [2020-07-28 19:05:55,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:55,145 INFO L280 TraceCheckUtils]: 0: Hoare triple {5908#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {5908#true} is VALID [2020-07-28 19:05:55,146 INFO L280 TraceCheckUtils]: 1: Hoare triple {5908#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {5908#true} is VALID [2020-07-28 19:05:55,146 INFO L280 TraceCheckUtils]: 2: Hoare triple {5908#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {5908#true} is VALID [2020-07-28 19:05:55,146 INFO L280 TraceCheckUtils]: 3: Hoare triple {5908#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {5908#true} is VALID [2020-07-28 19:05:55,147 INFO L280 TraceCheckUtils]: 4: Hoare triple {5908#true} assume 0 != main_~tmp~5; {5908#true} is VALID [2020-07-28 19:05:55,147 INFO L280 TraceCheckUtils]: 5: Hoare triple {5908#true} ~switchedOnBeforeTS~0 := 0; {5908#true} is VALID [2020-07-28 19:05:55,148 INFO L280 TraceCheckUtils]: 6: Hoare triple {5908#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {5908#true} is VALID [2020-07-28 19:05:55,148 INFO L280 TraceCheckUtils]: 7: Hoare triple {5908#true} assume !false; {5908#true} is VALID [2020-07-28 19:05:55,148 INFO L280 TraceCheckUtils]: 8: Hoare triple {5908#true} assume test_~splverifierCounter~0 < 4; {5908#true} is VALID [2020-07-28 19:05:55,149 INFO L280 TraceCheckUtils]: 9: Hoare triple {5908#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {5908#true} is VALID [2020-07-28 19:05:55,149 INFO L280 TraceCheckUtils]: 10: Hoare triple {5908#true} assume !(0 != test_~tmp~4); {5908#true} is VALID [2020-07-28 19:05:55,149 INFO L280 TraceCheckUtils]: 11: Hoare triple {5908#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {5908#true} is VALID [2020-07-28 19:05:55,150 INFO L280 TraceCheckUtils]: 12: Hoare triple {5908#true} assume !(0 != test_~tmp___0~1); {5908#true} is VALID [2020-07-28 19:05:55,150 INFO L280 TraceCheckUtils]: 13: Hoare triple {5908#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {5908#true} is VALID [2020-07-28 19:05:55,151 INFO L280 TraceCheckUtils]: 14: Hoare triple {5908#true} assume 0 != test_~tmp___2~0; {5908#true} is VALID [2020-07-28 19:05:55,151 INFO L280 TraceCheckUtils]: 15: Hoare triple {5908#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {5908#true} is VALID [2020-07-28 19:05:55,152 INFO L280 TraceCheckUtils]: 16: Hoare triple {5908#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {5908#true} is VALID [2020-07-28 19:05:55,152 INFO L280 TraceCheckUtils]: 17: Hoare triple {5908#true} assume !(0 != ~pumpRunning~0); {5908#true} is VALID [2020-07-28 19:05:55,152 INFO L280 TraceCheckUtils]: 18: Hoare triple {5908#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {5908#true} is VALID [2020-07-28 19:05:55,152 INFO L280 TraceCheckUtils]: 19: Hoare triple {5908#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {5908#true} is VALID [2020-07-28 19:05:55,153 INFO L280 TraceCheckUtils]: 20: Hoare triple {5908#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {5908#true} is VALID [2020-07-28 19:05:55,154 INFO L280 TraceCheckUtils]: 21: Hoare triple {5908#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~11 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {5910#(= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|)} is VALID [2020-07-28 19:05:55,155 INFO L280 TraceCheckUtils]: 22: Hoare triple {5910#(= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|)} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {5911#(= 1 ULTIMATE.start_isHighWaterLevel_~tmp~3)} is VALID [2020-07-28 19:05:55,157 INFO L280 TraceCheckUtils]: 23: Hoare triple {5911#(= 1 ULTIMATE.start_isHighWaterLevel_~tmp~3)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {5909#false} is VALID [2020-07-28 19:05:55,158 INFO L280 TraceCheckUtils]: 24: Hoare triple {5909#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {5909#false} is VALID [2020-07-28 19:05:55,158 INFO L280 TraceCheckUtils]: 25: Hoare triple {5909#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {5909#false} is VALID [2020-07-28 19:05:55,158 INFO L280 TraceCheckUtils]: 26: Hoare triple {5909#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {5909#false} is VALID [2020-07-28 19:05:55,158 INFO L280 TraceCheckUtils]: 27: Hoare triple {5909#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {5909#false} is VALID [2020-07-28 19:05:55,159 INFO L280 TraceCheckUtils]: 28: Hoare triple {5909#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {5909#false} is VALID [2020-07-28 19:05:55,159 INFO L280 TraceCheckUtils]: 29: Hoare triple {5909#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {5909#false} is VALID [2020-07-28 19:05:55,159 INFO L280 TraceCheckUtils]: 30: Hoare triple {5909#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {5909#false} is VALID [2020-07-28 19:05:55,160 INFO L280 TraceCheckUtils]: 31: Hoare triple {5909#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {5909#false} is VALID [2020-07-28 19:05:55,160 INFO L280 TraceCheckUtils]: 32: Hoare triple {5909#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {5909#false} is VALID [2020-07-28 19:05:55,160 INFO L280 TraceCheckUtils]: 33: Hoare triple {5909#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {5909#false} is VALID [2020-07-28 19:05:55,161 INFO L280 TraceCheckUtils]: 34: Hoare triple {5909#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {5909#false} is VALID [2020-07-28 19:05:55,161 INFO L280 TraceCheckUtils]: 35: Hoare triple {5909#false} assume 0 == ~switchedOnBeforeTS~0; {5909#false} is VALID [2020-07-28 19:05:55,161 INFO L280 TraceCheckUtils]: 36: Hoare triple {5909#false} assume !false; {5909#false} is VALID [2020-07-28 19:05:55,163 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 19:05:55,163 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168967155] [2020-07-28 19:05:55,163 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:55,164 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:05:55,164 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049300512] [2020-07-28 19:05:55,165 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-07-28 19:05:55,165 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:55,166 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-28 19:05:55,225 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 19:05:55,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-28 19:05:55,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:55,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-28 19:05:55,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-28 19:05:55,226 INFO L87 Difference]: Start difference. First operand 158 states and 218 transitions. Second operand 4 states. [2020-07-28 19:05:56,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:56,004 INFO L93 Difference]: Finished difference Result 375 states and 514 transitions. [2020-07-28 19:05:56,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-28 19:05:56,004 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-07-28 19:05:56,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:56,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 19:05:56,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 197 transitions. [2020-07-28 19:05:56,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 19:05:56,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 197 transitions. [2020-07-28 19:05:56,009 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 197 transitions. [2020-07-28 19:05:56,203 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 197 edges. 197 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:56,210 INFO L225 Difference]: With dead ends: 375 [2020-07-28 19:05:56,211 INFO L226 Difference]: Without dead ends: 224 [2020-07-28 19:05:56,212 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 19:05:56,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-07-28 19:05:56,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 166. [2020-07-28 19:05:56,431 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:56,431 INFO L82 GeneralOperation]: Start isEquivalent. First operand 224 states. Second operand 166 states. [2020-07-28 19:05:56,432 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand 166 states. [2020-07-28 19:05:56,432 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 166 states. [2020-07-28 19:05:56,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:56,438 INFO L93 Difference]: Finished difference Result 224 states and 299 transitions. [2020-07-28 19:05:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 299 transitions. [2020-07-28 19:05:56,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:56,439 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:56,439 INFO L74 IsIncluded]: Start isIncluded. First operand 166 states. Second operand 224 states. [2020-07-28 19:05:56,439 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 224 states. [2020-07-28 19:05:56,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:56,445 INFO L93 Difference]: Finished difference Result 224 states and 299 transitions. [2020-07-28 19:05:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 299 transitions. [2020-07-28 19:05:56,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:56,446 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:56,446 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:56,446 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:56,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-07-28 19:05:56,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 226 transitions. [2020-07-28 19:05:56,451 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 226 transitions. Word has length 37 [2020-07-28 19:05:56,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:56,451 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 226 transitions. [2020-07-28 19:05:56,452 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-28 19:05:56,452 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2020-07-28 19:05:56,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:05:56,453 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:56,453 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 19:05:56,453 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-28 19:05:56,454 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:56,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:56,454 INFO L82 PathProgramCache]: Analyzing trace with hash 491547314, now seen corresponding path program 1 times [2020-07-28 19:05:56,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:56,455 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870844934] [2020-07-28 19:05:56,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:56,528 INFO L280 TraceCheckUtils]: 0: Hoare triple {7142#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,529 INFO L280 TraceCheckUtils]: 1: Hoare triple {7144#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,532 INFO L280 TraceCheckUtils]: 2: Hoare triple {7144#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,533 INFO L280 TraceCheckUtils]: 3: Hoare triple {7144#(= 1 ~waterLevel~0)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,534 INFO L280 TraceCheckUtils]: 4: Hoare triple {7144#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~5; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,535 INFO L280 TraceCheckUtils]: 5: Hoare triple {7144#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,536 INFO L280 TraceCheckUtils]: 6: Hoare triple {7144#(= 1 ~waterLevel~0)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,536 INFO L280 TraceCheckUtils]: 7: Hoare triple {7144#(= 1 ~waterLevel~0)} assume !false; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,537 INFO L280 TraceCheckUtils]: 8: Hoare triple {7144#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,543 INFO L280 TraceCheckUtils]: 9: Hoare triple {7144#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,544 INFO L280 TraceCheckUtils]: 10: Hoare triple {7144#(= 1 ~waterLevel~0)} assume !(0 != test_~tmp~4); {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,545 INFO L280 TraceCheckUtils]: 11: Hoare triple {7144#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,545 INFO L280 TraceCheckUtils]: 12: Hoare triple {7144#(= 1 ~waterLevel~0)} assume !(0 != test_~tmp___0~1); {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,546 INFO L280 TraceCheckUtils]: 13: Hoare triple {7144#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,547 INFO L280 TraceCheckUtils]: 14: Hoare triple {7144#(= 1 ~waterLevel~0)} assume 0 != test_~tmp___2~0; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,548 INFO L280 TraceCheckUtils]: 15: Hoare triple {7144#(= 1 ~waterLevel~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,548 INFO L280 TraceCheckUtils]: 16: Hoare triple {7144#(= 1 ~waterLevel~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,549 INFO L280 TraceCheckUtils]: 17: Hoare triple {7144#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,550 INFO L280 TraceCheckUtils]: 18: Hoare triple {7144#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,550 INFO L280 TraceCheckUtils]: 19: Hoare triple {7144#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,551 INFO L280 TraceCheckUtils]: 20: Hoare triple {7144#(= 1 ~waterLevel~0)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {7144#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:56,552 INFO L280 TraceCheckUtils]: 21: Hoare triple {7144#(= 1 ~waterLevel~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {7143#false} is VALID [2020-07-28 19:05:56,552 INFO L280 TraceCheckUtils]: 22: Hoare triple {7143#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {7143#false} is VALID [2020-07-28 19:05:56,552 INFO L280 TraceCheckUtils]: 23: Hoare triple {7143#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {7143#false} is VALID [2020-07-28 19:05:56,553 INFO L280 TraceCheckUtils]: 24: Hoare triple {7143#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {7143#false} is VALID [2020-07-28 19:05:56,553 INFO L280 TraceCheckUtils]: 25: Hoare triple {7143#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {7143#false} is VALID [2020-07-28 19:05:56,554 INFO L280 TraceCheckUtils]: 26: Hoare triple {7143#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {7143#false} is VALID [2020-07-28 19:05:56,555 INFO L280 TraceCheckUtils]: 27: Hoare triple {7143#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {7143#false} is VALID [2020-07-28 19:05:56,555 INFO L280 TraceCheckUtils]: 28: Hoare triple {7143#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {7143#false} is VALID [2020-07-28 19:05:56,555 INFO L280 TraceCheckUtils]: 29: Hoare triple {7143#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {7143#false} is VALID [2020-07-28 19:05:56,556 INFO L280 TraceCheckUtils]: 30: Hoare triple {7143#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {7143#false} is VALID [2020-07-28 19:05:56,556 INFO L280 TraceCheckUtils]: 31: Hoare triple {7143#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {7143#false} is VALID [2020-07-28 19:05:56,556 INFO L280 TraceCheckUtils]: 32: Hoare triple {7143#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {7143#false} is VALID [2020-07-28 19:05:56,556 INFO L280 TraceCheckUtils]: 33: Hoare triple {7143#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {7143#false} is VALID [2020-07-28 19:05:56,557 INFO L280 TraceCheckUtils]: 34: Hoare triple {7143#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {7143#false} is VALID [2020-07-28 19:05:56,557 INFO L280 TraceCheckUtils]: 35: Hoare triple {7143#false} assume 0 == ~switchedOnBeforeTS~0; {7143#false} is VALID [2020-07-28 19:05:56,557 INFO L280 TraceCheckUtils]: 36: Hoare triple {7143#false} assume !false; {7143#false} is VALID [2020-07-28 19:05:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:56,561 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870844934] [2020-07-28 19:05:56,561 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:56,561 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:56,562 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39118459] [2020-07-28 19:05:56,562 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:05:56,562 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:56,563 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:56,608 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 19:05:56,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:56,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:56,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:56,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:56,609 INFO L87 Difference]: Start difference. First operand 166 states and 226 transitions. Second operand 3 states. [2020-07-28 19:05:57,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:57,131 INFO L93 Difference]: Finished difference Result 383 states and 520 transitions. [2020-07-28 19:05:57,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:57,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:05:57,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:57,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:57,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 192 transitions. [2020-07-28 19:05:57,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:57,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 192 transitions. [2020-07-28 19:05:57,135 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 192 transitions. [2020-07-28 19:05:57,333 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 192 edges. 192 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:57,339 INFO L225 Difference]: With dead ends: 383 [2020-07-28 19:05:57,339 INFO L226 Difference]: Without dead ends: 224 [2020-07-28 19:05:57,340 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 19:05:57,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-07-28 19:05:57,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2020-07-28 19:05:57,708 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:57,709 INFO L82 GeneralOperation]: Start isEquivalent. First operand 224 states. Second operand 224 states. [2020-07-28 19:05:57,709 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand 224 states. [2020-07-28 19:05:57,709 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 224 states. [2020-07-28 19:05:57,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:57,715 INFO L93 Difference]: Finished difference Result 224 states and 297 transitions. [2020-07-28 19:05:57,715 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 297 transitions. [2020-07-28 19:05:57,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:57,716 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:57,717 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand 224 states. [2020-07-28 19:05:57,717 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 224 states. [2020-07-28 19:05:57,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:57,722 INFO L93 Difference]: Finished difference Result 224 states and 297 transitions. [2020-07-28 19:05:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 297 transitions. [2020-07-28 19:05:57,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:57,723 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:57,724 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:57,724 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-07-28 19:05:57,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 297 transitions. [2020-07-28 19:05:57,730 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 297 transitions. Word has length 37 [2020-07-28 19:05:57,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:57,731 INFO L479 AbstractCegarLoop]: Abstraction has 224 states and 297 transitions. [2020-07-28 19:05:57,731 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:57,731 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 297 transitions. [2020-07-28 19:05:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-28 19:05:57,732 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:57,732 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 19:05:57,733 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-28 19:05:57,733 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:57,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:57,733 INFO L82 PathProgramCache]: Analyzing trace with hash 2027345266, now seen corresponding path program 1 times [2020-07-28 19:05:57,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:57,734 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807864308] [2020-07-28 19:05:57,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:57,865 INFO L280 TraceCheckUtils]: 0: Hoare triple {8467#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,866 INFO L280 TraceCheckUtils]: 1: Hoare triple {8469#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,866 INFO L280 TraceCheckUtils]: 2: Hoare triple {8469#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,867 INFO L280 TraceCheckUtils]: 3: Hoare triple {8469#(= 1 ~waterLevel~0)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,868 INFO L280 TraceCheckUtils]: 4: Hoare triple {8469#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~5; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,868 INFO L280 TraceCheckUtils]: 5: Hoare triple {8469#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,869 INFO L280 TraceCheckUtils]: 6: Hoare triple {8469#(= 1 ~waterLevel~0)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,870 INFO L280 TraceCheckUtils]: 7: Hoare triple {8469#(= 1 ~waterLevel~0)} assume !false; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,870 INFO L280 TraceCheckUtils]: 8: Hoare triple {8469#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,871 INFO L280 TraceCheckUtils]: 9: Hoare triple {8469#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,872 INFO L280 TraceCheckUtils]: 10: Hoare triple {8469#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~4; {8469#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:57,873 INFO L280 TraceCheckUtils]: 11: Hoare triple {8469#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,874 INFO L280 TraceCheckUtils]: 12: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,874 INFO L280 TraceCheckUtils]: 13: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != test_~tmp___0~1); {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,875 INFO L280 TraceCheckUtils]: 14: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,876 INFO L280 TraceCheckUtils]: 15: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != test_~tmp___2~0; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,877 INFO L280 TraceCheckUtils]: 16: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,878 INFO L280 TraceCheckUtils]: 17: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,878 INFO L280 TraceCheckUtils]: 18: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != ~pumpRunning~0); {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,879 INFO L280 TraceCheckUtils]: 19: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,880 INFO L280 TraceCheckUtils]: 20: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,881 INFO L280 TraceCheckUtils]: 21: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,882 INFO L280 TraceCheckUtils]: 22: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,883 INFO L280 TraceCheckUtils]: 23: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,883 INFO L280 TraceCheckUtils]: 24: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,884 INFO L280 TraceCheckUtils]: 25: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,885 INFO L280 TraceCheckUtils]: 26: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,886 INFO L280 TraceCheckUtils]: 27: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,887 INFO L280 TraceCheckUtils]: 28: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,888 INFO L280 TraceCheckUtils]: 29: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,889 INFO L280 TraceCheckUtils]: 30: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:57,889 INFO L280 TraceCheckUtils]: 31: Hoare triple {8470#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {8471#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} is VALID [2020-07-28 19:05:57,890 INFO L280 TraceCheckUtils]: 32: Hoare triple {8471#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {8472#(and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2))} is VALID [2020-07-28 19:05:57,891 INFO L280 TraceCheckUtils]: 33: Hoare triple {8472#(and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {8468#false} is VALID [2020-07-28 19:05:57,892 INFO L280 TraceCheckUtils]: 34: Hoare triple {8468#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {8468#false} is VALID [2020-07-28 19:05:57,892 INFO L280 TraceCheckUtils]: 35: Hoare triple {8468#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {8468#false} is VALID [2020-07-28 19:05:57,892 INFO L280 TraceCheckUtils]: 36: Hoare triple {8468#false} assume 0 == ~switchedOnBeforeTS~0; {8468#false} is VALID [2020-07-28 19:05:57,892 INFO L280 TraceCheckUtils]: 37: Hoare triple {8468#false} assume !false; {8468#false} is VALID [2020-07-28 19:05:57,896 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 19:05:57,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807864308] [2020-07-28 19:05:57,897 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:57,897 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:05:57,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466160485] [2020-07-28 19:05:57,898 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-28 19:05:57,898 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:57,898 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:05:57,967 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 19:05:57,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:05:57,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:57,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:05:57,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:05:57,968 INFO L87 Difference]: Start difference. First operand 224 states and 297 transitions. Second operand 6 states. [2020-07-28 19:06:01,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:01,137 INFO L93 Difference]: Finished difference Result 1101 states and 1500 transitions. [2020-07-28 19:06:01,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-28 19:06:01,137 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-28 19:06:01,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:01,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:06:01,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 477 transitions. [2020-07-28 19:06:01,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:06:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 477 transitions. [2020-07-28 19:06:01,150 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 477 transitions. [2020-07-28 19:06:01,797 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 477 edges. 477 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:01,856 INFO L225 Difference]: With dead ends: 1101 [2020-07-28 19:06:01,857 INFO L226 Difference]: Without dead ends: 942 [2020-07-28 19:06:01,857 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-07-28 19:06:01,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2020-07-28 19:06:02,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 394. [2020-07-28 19:06:02,553 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:02,553 INFO L82 GeneralOperation]: Start isEquivalent. First operand 942 states. Second operand 394 states. [2020-07-28 19:06:02,554 INFO L74 IsIncluded]: Start isIncluded. First operand 942 states. Second operand 394 states. [2020-07-28 19:06:02,554 INFO L87 Difference]: Start difference. First operand 942 states. Second operand 394 states. [2020-07-28 19:06:02,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:02,610 INFO L93 Difference]: Finished difference Result 942 states and 1237 transitions. [2020-07-28 19:06:02,610 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1237 transitions. [2020-07-28 19:06:02,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:02,613 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:02,613 INFO L74 IsIncluded]: Start isIncluded. First operand 394 states. Second operand 942 states. [2020-07-28 19:06:02,613 INFO L87 Difference]: Start difference. First operand 394 states. Second operand 942 states. [2020-07-28 19:06:02,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:02,677 INFO L93 Difference]: Finished difference Result 942 states and 1237 transitions. [2020-07-28 19:06:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1237 transitions. [2020-07-28 19:06:02,679 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:02,680 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:02,680 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:02,680 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 394 states. [2020-07-28 19:06:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 523 transitions. [2020-07-28 19:06:02,696 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 523 transitions. Word has length 38 [2020-07-28 19:06:02,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:02,697 INFO L479 AbstractCegarLoop]: Abstraction has 394 states and 523 transitions. [2020-07-28 19:06:02,697 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:06:02,697 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 523 transitions. [2020-07-28 19:06:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-28 19:06:02,698 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:02,699 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:06:02,699 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-28 19:06:02,700 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:02,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:02,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1633592198, now seen corresponding path program 1 times [2020-07-28 19:06:02,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:02,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908945772] [2020-07-28 19:06:02,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:02,785 INFO L280 TraceCheckUtils]: 0: Hoare triple {12519#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {12519#true} is VALID [2020-07-28 19:06:02,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {12519#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {12519#true} is VALID [2020-07-28 19:06:02,786 INFO L280 TraceCheckUtils]: 2: Hoare triple {12519#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {12519#true} is VALID [2020-07-28 19:06:02,786 INFO L280 TraceCheckUtils]: 3: Hoare triple {12519#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {12519#true} is VALID [2020-07-28 19:06:02,786 INFO L280 TraceCheckUtils]: 4: Hoare triple {12519#true} assume 0 != main_~tmp~5; {12519#true} is VALID [2020-07-28 19:06:02,787 INFO L280 TraceCheckUtils]: 5: Hoare triple {12519#true} ~switchedOnBeforeTS~0 := 0; {12519#true} is VALID [2020-07-28 19:06:02,787 INFO L280 TraceCheckUtils]: 6: Hoare triple {12519#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {12519#true} is VALID [2020-07-28 19:06:02,787 INFO L280 TraceCheckUtils]: 7: Hoare triple {12519#true} assume !false; {12519#true} is VALID [2020-07-28 19:06:02,788 INFO L280 TraceCheckUtils]: 8: Hoare triple {12519#true} assume test_~splverifierCounter~0 < 4; {12519#true} is VALID [2020-07-28 19:06:02,788 INFO L280 TraceCheckUtils]: 9: Hoare triple {12519#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {12519#true} is VALID [2020-07-28 19:06:02,788 INFO L280 TraceCheckUtils]: 10: Hoare triple {12519#true} assume 0 != test_~tmp~4; {12519#true} is VALID [2020-07-28 19:06:02,788 INFO L280 TraceCheckUtils]: 11: Hoare triple {12519#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {12519#true} is VALID [2020-07-28 19:06:02,789 INFO L280 TraceCheckUtils]: 12: Hoare triple {12519#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {12519#true} is VALID [2020-07-28 19:06:02,789 INFO L280 TraceCheckUtils]: 13: Hoare triple {12519#true} assume !(0 != test_~tmp___0~1); {12519#true} is VALID [2020-07-28 19:06:02,789 INFO L280 TraceCheckUtils]: 14: Hoare triple {12519#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {12519#true} is VALID [2020-07-28 19:06:02,789 INFO L280 TraceCheckUtils]: 15: Hoare triple {12519#true} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___1~0 := test_#t~nondet24;havoc test_#t~nondet24; {12519#true} is VALID [2020-07-28 19:06:02,789 INFO L280 TraceCheckUtils]: 16: Hoare triple {12519#true} assume 0 != test_~tmp___1~0; {12519#true} is VALID [2020-07-28 19:06:02,790 INFO L280 TraceCheckUtils]: 17: Hoare triple {12519#true} assume !(0 != ~pumpRunning~0); {12519#true} is VALID [2020-07-28 19:06:02,792 INFO L280 TraceCheckUtils]: 18: Hoare triple {12519#true} ~systemActive~0 := 0; {12521#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:06:02,792 INFO L280 TraceCheckUtils]: 19: Hoare triple {12521#(= 0 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {12521#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:06:02,793 INFO L280 TraceCheckUtils]: 20: Hoare triple {12521#(= 0 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {12521#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:06:02,794 INFO L280 TraceCheckUtils]: 21: Hoare triple {12521#(= 0 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {12521#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:06:02,794 INFO L280 TraceCheckUtils]: 22: Hoare triple {12521#(= 0 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {12520#false} is VALID [2020-07-28 19:06:02,794 INFO L280 TraceCheckUtils]: 23: Hoare triple {12520#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {12520#false} is VALID [2020-07-28 19:06:02,795 INFO L280 TraceCheckUtils]: 24: Hoare triple {12520#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {12520#false} is VALID [2020-07-28 19:06:02,795 INFO L280 TraceCheckUtils]: 25: Hoare triple {12520#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {12520#false} is VALID [2020-07-28 19:06:02,795 INFO L280 TraceCheckUtils]: 26: Hoare triple {12520#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {12520#false} is VALID [2020-07-28 19:06:02,795 INFO L280 TraceCheckUtils]: 27: Hoare triple {12520#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {12520#false} is VALID [2020-07-28 19:06:02,795 INFO L280 TraceCheckUtils]: 28: Hoare triple {12520#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {12520#false} is VALID [2020-07-28 19:06:02,796 INFO L280 TraceCheckUtils]: 29: Hoare triple {12520#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {12520#false} is VALID [2020-07-28 19:06:02,796 INFO L280 TraceCheckUtils]: 30: Hoare triple {12520#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {12520#false} is VALID [2020-07-28 19:06:02,796 INFO L280 TraceCheckUtils]: 31: Hoare triple {12520#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {12520#false} is VALID [2020-07-28 19:06:02,797 INFO L280 TraceCheckUtils]: 32: Hoare triple {12520#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {12520#false} is VALID [2020-07-28 19:06:02,797 INFO L280 TraceCheckUtils]: 33: Hoare triple {12520#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {12520#false} is VALID [2020-07-28 19:06:02,797 INFO L280 TraceCheckUtils]: 34: Hoare triple {12520#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {12520#false} is VALID [2020-07-28 19:06:02,797 INFO L280 TraceCheckUtils]: 35: Hoare triple {12520#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {12520#false} is VALID [2020-07-28 19:06:02,797 INFO L280 TraceCheckUtils]: 36: Hoare triple {12520#false} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {12520#false} is VALID [2020-07-28 19:06:02,798 INFO L280 TraceCheckUtils]: 37: Hoare triple {12520#false} assume !false; {12520#false} is VALID [2020-07-28 19:06:02,798 INFO L280 TraceCheckUtils]: 38: Hoare triple {12520#false} assume test_~splverifierCounter~0 < 4; {12520#false} is VALID [2020-07-28 19:06:02,798 INFO L280 TraceCheckUtils]: 39: Hoare triple {12520#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {12520#false} is VALID [2020-07-28 19:06:02,800 INFO L280 TraceCheckUtils]: 40: Hoare triple {12520#false} assume !(0 != test_~tmp~4); {12520#false} is VALID [2020-07-28 19:06:02,801 INFO L280 TraceCheckUtils]: 41: Hoare triple {12520#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {12520#false} is VALID [2020-07-28 19:06:02,801 INFO L280 TraceCheckUtils]: 42: Hoare triple {12520#false} assume !(0 != test_~tmp___0~1); {12520#false} is VALID [2020-07-28 19:06:02,801 INFO L280 TraceCheckUtils]: 43: Hoare triple {12520#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {12520#false} is VALID [2020-07-28 19:06:02,801 INFO L280 TraceCheckUtils]: 44: Hoare triple {12520#false} assume 0 != test_~tmp___2~0; {12520#false} is VALID [2020-07-28 19:06:02,801 INFO L280 TraceCheckUtils]: 45: Hoare triple {12520#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {12520#false} is VALID [2020-07-28 19:06:02,802 INFO L280 TraceCheckUtils]: 46: Hoare triple {12520#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {12520#false} is VALID [2020-07-28 19:06:02,802 INFO L280 TraceCheckUtils]: 47: Hoare triple {12520#false} assume 0 != ~pumpRunning~0; {12520#false} is VALID [2020-07-28 19:06:02,802 INFO L280 TraceCheckUtils]: 48: Hoare triple {12520#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {12520#false} is VALID [2020-07-28 19:06:02,802 INFO L280 TraceCheckUtils]: 49: Hoare triple {12520#false} assume !(0 != ~systemActive~0); {12520#false} is VALID [2020-07-28 19:06:02,802 INFO L280 TraceCheckUtils]: 50: Hoare triple {12520#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {12520#false} is VALID [2020-07-28 19:06:02,802 INFO L280 TraceCheckUtils]: 51: Hoare triple {12520#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {12520#false} is VALID [2020-07-28 19:06:02,803 INFO L280 TraceCheckUtils]: 52: Hoare triple {12520#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {12520#false} is VALID [2020-07-28 19:06:02,803 INFO L280 TraceCheckUtils]: 53: Hoare triple {12520#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {12520#false} is VALID [2020-07-28 19:06:02,803 INFO L280 TraceCheckUtils]: 54: Hoare triple {12520#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {12520#false} is VALID [2020-07-28 19:06:02,804 INFO L280 TraceCheckUtils]: 55: Hoare triple {12520#false} assume 0 == ~switchedOnBeforeTS~0; {12520#false} is VALID [2020-07-28 19:06:02,804 INFO L280 TraceCheckUtils]: 56: Hoare triple {12520#false} assume !false; {12520#false} is VALID [2020-07-28 19:06:02,807 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-28 19:06:02,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908945772] [2020-07-28 19:06:02,807 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:02,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:06:02,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478805296] [2020-07-28 19:06:02,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-28 19:06:02,809 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:02,809 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:06:02,870 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:02,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:06:02,870 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:02,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:06:02,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:06:02,871 INFO L87 Difference]: Start difference. First operand 394 states and 523 transitions. Second operand 3 states. [2020-07-28 19:06:03,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:03,957 INFO L93 Difference]: Finished difference Result 469 states and 621 transitions. [2020-07-28 19:06:03,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:06:03,957 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-28 19:06:03,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:03,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:03,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 182 transitions. [2020-07-28 19:06:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 182 transitions. [2020-07-28 19:06:03,962 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 182 transitions. [2020-07-28 19:06:04,163 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 182 edges. 182 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:04,169 INFO L225 Difference]: With dead ends: 469 [2020-07-28 19:06:04,170 INFO L226 Difference]: Without dead ends: 197 [2020-07-28 19:06:04,171 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 19:06:04,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2020-07-28 19:06:04,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2020-07-28 19:06:04,609 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:04,610 INFO L82 GeneralOperation]: Start isEquivalent. First operand 197 states. Second operand 197 states. [2020-07-28 19:06:04,610 INFO L74 IsIncluded]: Start isIncluded. First operand 197 states. Second operand 197 states. [2020-07-28 19:06:04,610 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 197 states. [2020-07-28 19:06:04,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:04,615 INFO L93 Difference]: Finished difference Result 197 states and 251 transitions. [2020-07-28 19:06:04,616 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 251 transitions. [2020-07-28 19:06:04,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:04,617 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:04,617 INFO L74 IsIncluded]: Start isIncluded. First operand 197 states. Second operand 197 states. [2020-07-28 19:06:04,617 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 197 states. [2020-07-28 19:06:04,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:04,621 INFO L93 Difference]: Finished difference Result 197 states and 251 transitions. [2020-07-28 19:06:04,622 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 251 transitions. [2020-07-28 19:06:04,622 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:04,622 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:04,623 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:04,623 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:04,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-07-28 19:06:04,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 251 transitions. [2020-07-28 19:06:04,628 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 251 transitions. Word has length 57 [2020-07-28 19:06:04,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:04,628 INFO L479 AbstractCegarLoop]: Abstraction has 197 states and 251 transitions. [2020-07-28 19:06:04,628 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:06:04,628 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 251 transitions. [2020-07-28 19:06:04,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-28 19:06:04,629 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:04,629 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:06:04,630 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-28 19:06:04,630 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:04,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:04,630 INFO L82 PathProgramCache]: Analyzing trace with hash 80874501, now seen corresponding path program 1 times [2020-07-28 19:06:04,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:04,631 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40015161] [2020-07-28 19:06:04,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:04,770 INFO L280 TraceCheckUtils]: 0: Hoare triple {13876#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,771 INFO L280 TraceCheckUtils]: 1: Hoare triple {13878#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,773 INFO L280 TraceCheckUtils]: 2: Hoare triple {13878#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,774 INFO L280 TraceCheckUtils]: 3: Hoare triple {13878#(= 1 ~systemActive~0)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,774 INFO L280 TraceCheckUtils]: 4: Hoare triple {13878#(= 1 ~systemActive~0)} assume 0 != main_~tmp~5; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,775 INFO L280 TraceCheckUtils]: 5: Hoare triple {13878#(= 1 ~systemActive~0)} ~switchedOnBeforeTS~0 := 0; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,775 INFO L280 TraceCheckUtils]: 6: Hoare triple {13878#(= 1 ~systemActive~0)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,776 INFO L280 TraceCheckUtils]: 7: Hoare triple {13878#(= 1 ~systemActive~0)} assume !false; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,777 INFO L280 TraceCheckUtils]: 8: Hoare triple {13878#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0 < 4; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,777 INFO L280 TraceCheckUtils]: 9: Hoare triple {13878#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,778 INFO L280 TraceCheckUtils]: 10: Hoare triple {13878#(= 1 ~systemActive~0)} assume 0 != test_~tmp~4; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,779 INFO L280 TraceCheckUtils]: 11: Hoare triple {13878#(= 1 ~systemActive~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,779 INFO L280 TraceCheckUtils]: 12: Hoare triple {13878#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,780 INFO L280 TraceCheckUtils]: 13: Hoare triple {13878#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~1); {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,780 INFO L280 TraceCheckUtils]: 14: Hoare triple {13878#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,781 INFO L280 TraceCheckUtils]: 15: Hoare triple {13878#(= 1 ~systemActive~0)} assume 0 != test_~tmp___2~0; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,782 INFO L280 TraceCheckUtils]: 16: Hoare triple {13878#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,782 INFO L280 TraceCheckUtils]: 17: Hoare triple {13878#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,783 INFO L280 TraceCheckUtils]: 18: Hoare triple {13878#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {13878#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:04,783 INFO L280 TraceCheckUtils]: 19: Hoare triple {13878#(= 1 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {13876#true} is VALID [2020-07-28 19:06:04,783 INFO L280 TraceCheckUtils]: 20: Hoare triple {13876#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {13876#true} is VALID [2020-07-28 19:06:04,784 INFO L280 TraceCheckUtils]: 21: Hoare triple {13876#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {13876#true} is VALID [2020-07-28 19:06:04,784 INFO L280 TraceCheckUtils]: 22: Hoare triple {13876#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {13876#true} is VALID [2020-07-28 19:06:04,784 INFO L280 TraceCheckUtils]: 23: Hoare triple {13876#true} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {13876#true} is VALID [2020-07-28 19:06:04,784 INFO L280 TraceCheckUtils]: 24: Hoare triple {13876#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {13876#true} is VALID [2020-07-28 19:06:04,785 INFO L280 TraceCheckUtils]: 25: Hoare triple {13876#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {13876#true} is VALID [2020-07-28 19:06:04,785 INFO L280 TraceCheckUtils]: 26: Hoare triple {13876#true} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {13876#true} is VALID [2020-07-28 19:06:04,785 INFO L280 TraceCheckUtils]: 27: Hoare triple {13876#true} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {13876#true} is VALID [2020-07-28 19:06:04,785 INFO L280 TraceCheckUtils]: 28: Hoare triple {13876#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {13876#true} is VALID [2020-07-28 19:06:04,785 INFO L280 TraceCheckUtils]: 29: Hoare triple {13876#true} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {13876#true} is VALID [2020-07-28 19:06:04,786 INFO L280 TraceCheckUtils]: 30: Hoare triple {13876#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,788 INFO L280 TraceCheckUtils]: 31: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,788 INFO L280 TraceCheckUtils]: 32: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,789 INFO L280 TraceCheckUtils]: 33: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,790 INFO L280 TraceCheckUtils]: 34: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume !false; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,790 INFO L280 TraceCheckUtils]: 35: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume test_~splverifierCounter~0 < 4; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,791 INFO L280 TraceCheckUtils]: 36: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,791 INFO L280 TraceCheckUtils]: 37: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume !(0 != test_~tmp~4); {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,792 INFO L280 TraceCheckUtils]: 38: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,792 INFO L280 TraceCheckUtils]: 39: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume !(0 != test_~tmp___0~1); {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,793 INFO L280 TraceCheckUtils]: 40: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,794 INFO L280 TraceCheckUtils]: 41: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} assume 0 != test_~tmp___2~0; {13879#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:06:04,794 INFO L280 TraceCheckUtils]: 42: Hoare triple {13879#(not (= 0 ~pumpRunning~0))} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {13880#(not (= 0 |ULTIMATE.start_isPumpRunning_#res|))} is VALID [2020-07-28 19:06:04,795 INFO L280 TraceCheckUtils]: 43: Hoare triple {13880#(not (= 0 |ULTIMATE.start_isPumpRunning_#res|))} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,796 INFO L280 TraceCheckUtils]: 44: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != ~pumpRunning~0; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,796 INFO L280 TraceCheckUtils]: 45: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,797 INFO L280 TraceCheckUtils]: 46: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,798 INFO L280 TraceCheckUtils]: 47: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,798 INFO L280 TraceCheckUtils]: 48: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,802 INFO L280 TraceCheckUtils]: 49: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,803 INFO L280 TraceCheckUtils]: 50: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,804 INFO L280 TraceCheckUtils]: 51: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume !(0 == ~pumpRunning~0); {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,804 INFO L280 TraceCheckUtils]: 52: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,805 INFO L280 TraceCheckUtils]: 53: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,806 INFO L280 TraceCheckUtils]: 54: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,806 INFO L280 TraceCheckUtils]: 55: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,809 INFO L280 TraceCheckUtils]: 56: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {13881#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:06:04,809 INFO L280 TraceCheckUtils]: 57: Hoare triple {13881#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 == ~switchedOnBeforeTS~0; {13877#false} is VALID [2020-07-28 19:06:04,810 INFO L280 TraceCheckUtils]: 58: Hoare triple {13877#false} assume !false; {13877#false} is VALID [2020-07-28 19:06:04,817 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:06:04,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40015161] [2020-07-28 19:06:04,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377216035] [2020-07-28 19:06:04,819 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 19:06:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:04,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-28 19:06:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:05,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:06:05,235 INFO L280 TraceCheckUtils]: 0: Hoare triple {13876#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {13876#true} is VALID [2020-07-28 19:06:05,236 INFO L280 TraceCheckUtils]: 1: Hoare triple {13876#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {13876#true} is VALID [2020-07-28 19:06:05,236 INFO L280 TraceCheckUtils]: 2: Hoare triple {13876#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {13876#true} is VALID [2020-07-28 19:06:05,236 INFO L280 TraceCheckUtils]: 3: Hoare triple {13876#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {13876#true} is VALID [2020-07-28 19:06:05,236 INFO L280 TraceCheckUtils]: 4: Hoare triple {13876#true} assume 0 != main_~tmp~5; {13876#true} is VALID [2020-07-28 19:06:05,236 INFO L280 TraceCheckUtils]: 5: Hoare triple {13876#true} ~switchedOnBeforeTS~0 := 0; {13876#true} is VALID [2020-07-28 19:06:05,237 INFO L280 TraceCheckUtils]: 6: Hoare triple {13876#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {13876#true} is VALID [2020-07-28 19:06:05,237 INFO L280 TraceCheckUtils]: 7: Hoare triple {13876#true} assume !false; {13876#true} is VALID [2020-07-28 19:06:05,237 INFO L280 TraceCheckUtils]: 8: Hoare triple {13876#true} assume test_~splverifierCounter~0 < 4; {13876#true} is VALID [2020-07-28 19:06:05,237 INFO L280 TraceCheckUtils]: 9: Hoare triple {13876#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {13876#true} is VALID [2020-07-28 19:06:05,238 INFO L280 TraceCheckUtils]: 10: Hoare triple {13876#true} assume 0 != test_~tmp~4; {13876#true} is VALID [2020-07-28 19:06:05,238 INFO L280 TraceCheckUtils]: 11: Hoare triple {13876#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {13876#true} is VALID [2020-07-28 19:06:05,238 INFO L280 TraceCheckUtils]: 12: Hoare triple {13876#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {13876#true} is VALID [2020-07-28 19:06:05,238 INFO L280 TraceCheckUtils]: 13: Hoare triple {13876#true} assume !(0 != test_~tmp___0~1); {13876#true} is VALID [2020-07-28 19:06:05,238 INFO L280 TraceCheckUtils]: 14: Hoare triple {13876#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {13876#true} is VALID [2020-07-28 19:06:05,238 INFO L280 TraceCheckUtils]: 15: Hoare triple {13876#true} assume 0 != test_~tmp___2~0; {13876#true} is VALID [2020-07-28 19:06:05,239 INFO L280 TraceCheckUtils]: 16: Hoare triple {13876#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {13876#true} is VALID [2020-07-28 19:06:05,239 INFO L280 TraceCheckUtils]: 17: Hoare triple {13876#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {13876#true} is VALID [2020-07-28 19:06:05,239 INFO L280 TraceCheckUtils]: 18: Hoare triple {13876#true} assume !(0 != ~pumpRunning~0); {13876#true} is VALID [2020-07-28 19:06:05,239 INFO L280 TraceCheckUtils]: 19: Hoare triple {13876#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {13876#true} is VALID [2020-07-28 19:06:05,239 INFO L280 TraceCheckUtils]: 20: Hoare triple {13876#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {13876#true} is VALID [2020-07-28 19:06:05,240 INFO L280 TraceCheckUtils]: 21: Hoare triple {13876#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {13876#true} is VALID [2020-07-28 19:06:05,240 INFO L280 TraceCheckUtils]: 22: Hoare triple {13876#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {13876#true} is VALID [2020-07-28 19:06:05,240 INFO L280 TraceCheckUtils]: 23: Hoare triple {13876#true} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {13876#true} is VALID [2020-07-28 19:06:05,240 INFO L280 TraceCheckUtils]: 24: Hoare triple {13876#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {13876#true} is VALID [2020-07-28 19:06:05,240 INFO L280 TraceCheckUtils]: 25: Hoare triple {13876#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {13876#true} is VALID [2020-07-28 19:06:05,241 INFO L280 TraceCheckUtils]: 26: Hoare triple {13876#true} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {13876#true} is VALID [2020-07-28 19:06:05,241 INFO L280 TraceCheckUtils]: 27: Hoare triple {13876#true} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {13876#true} is VALID [2020-07-28 19:06:05,241 INFO L280 TraceCheckUtils]: 28: Hoare triple {13876#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {13876#true} is VALID [2020-07-28 19:06:05,241 INFO L280 TraceCheckUtils]: 29: Hoare triple {13876#true} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {13876#true} is VALID [2020-07-28 19:06:05,242 INFO L280 TraceCheckUtils]: 30: Hoare triple {13876#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,243 INFO L280 TraceCheckUtils]: 31: Hoare triple {13975#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,244 INFO L280 TraceCheckUtils]: 32: Hoare triple {13975#(<= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,248 INFO L280 TraceCheckUtils]: 33: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,248 INFO L280 TraceCheckUtils]: 34: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume !false; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,249 INFO L280 TraceCheckUtils]: 35: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,250 INFO L280 TraceCheckUtils]: 36: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,251 INFO L280 TraceCheckUtils]: 37: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,251 INFO L280 TraceCheckUtils]: 38: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,252 INFO L280 TraceCheckUtils]: 39: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,253 INFO L280 TraceCheckUtils]: 40: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,253 INFO L280 TraceCheckUtils]: 41: Hoare triple {13975#(<= 1 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {13975#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:05,254 INFO L280 TraceCheckUtils]: 42: Hoare triple {13975#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {14012#(<= 1 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:06:05,255 INFO L280 TraceCheckUtils]: 43: Hoare triple {14012#(<= 1 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,256 INFO L280 TraceCheckUtils]: 44: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != ~pumpRunning~0; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,256 INFO L280 TraceCheckUtils]: 45: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,257 INFO L280 TraceCheckUtils]: 46: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,258 INFO L280 TraceCheckUtils]: 47: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,258 INFO L280 TraceCheckUtils]: 48: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,259 INFO L280 TraceCheckUtils]: 49: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,259 INFO L280 TraceCheckUtils]: 50: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,260 INFO L280 TraceCheckUtils]: 51: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume !(0 == ~pumpRunning~0); {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,262 INFO L280 TraceCheckUtils]: 52: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,263 INFO L280 TraceCheckUtils]: 53: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,263 INFO L280 TraceCheckUtils]: 54: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,264 INFO L280 TraceCheckUtils]: 55: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,265 INFO L280 TraceCheckUtils]: 56: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {14016#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:06:05,265 INFO L280 TraceCheckUtils]: 57: Hoare triple {14016#(<= 1 ~switchedOnBeforeTS~0)} assume 0 == ~switchedOnBeforeTS~0; {13877#false} is VALID [2020-07-28 19:06:05,266 INFO L280 TraceCheckUtils]: 58: Hoare triple {13877#false} assume !false; {13877#false} is VALID [2020-07-28 19:06:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:06:05,273 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 19:06:05,274 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2020-07-28 19:06:05,274 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730630738] [2020-07-28 19:06:05,276 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2020-07-28 19:06:05,277 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:05,277 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-28 19:06:05,404 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 107 edges. 107 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:05,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-28 19:06:05,404 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:05,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-28 19:06:05,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-28 19:06:05,405 INFO L87 Difference]: Start difference. First operand 197 states and 251 transitions. Second operand 9 states. [2020-07-28 19:06:07,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:07,155 INFO L93 Difference]: Finished difference Result 494 states and 645 transitions. [2020-07-28 19:06:07,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 19:06:07,155 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2020-07-28 19:06:07,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-28 19:06:07,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 260 transitions. [2020-07-28 19:06:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-28 19:06:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 260 transitions. [2020-07-28 19:06:07,161 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 260 transitions. [2020-07-28 19:06:07,454 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 260 edges. 260 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:07,462 INFO L225 Difference]: With dead ends: 494 [2020-07-28 19:06:07,462 INFO L226 Difference]: Without dead ends: 304 [2020-07-28 19:06:07,463 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2020-07-28 19:06:07,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-07-28 19:06:07,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 183. [2020-07-28 19:06:07,901 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:07,901 INFO L82 GeneralOperation]: Start isEquivalent. First operand 304 states. Second operand 183 states. [2020-07-28 19:06:07,901 INFO L74 IsIncluded]: Start isIncluded. First operand 304 states. Second operand 183 states. [2020-07-28 19:06:07,901 INFO L87 Difference]: Start difference. First operand 304 states. Second operand 183 states. [2020-07-28 19:06:07,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:07,909 INFO L93 Difference]: Finished difference Result 304 states and 392 transitions. [2020-07-28 19:06:07,909 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 392 transitions. [2020-07-28 19:06:07,910 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:07,910 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:07,910 INFO L74 IsIncluded]: Start isIncluded. First operand 183 states. Second operand 304 states. [2020-07-28 19:06:07,911 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 304 states. [2020-07-28 19:06:07,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:07,919 INFO L93 Difference]: Finished difference Result 304 states and 392 transitions. [2020-07-28 19:06:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 392 transitions. [2020-07-28 19:06:07,920 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:07,920 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:07,920 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:07,920 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:07,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2020-07-28 19:06:07,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 227 transitions. [2020-07-28 19:06:07,924 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 227 transitions. Word has length 59 [2020-07-28 19:06:07,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:07,925 INFO L479 AbstractCegarLoop]: Abstraction has 183 states and 227 transitions. [2020-07-28 19:06:07,925 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-28 19:06:07,925 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 227 transitions. [2020-07-28 19:06:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-07-28 19:06:07,926 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:07,927 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2020-07-28 19:06:08,140 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-28 19:06:08,141 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:08,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:08,142 INFO L82 PathProgramCache]: Analyzing trace with hash -861507519, now seen corresponding path program 1 times [2020-07-28 19:06:08,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:08,143 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601749279] [2020-07-28 19:06:08,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:08,285 INFO L280 TraceCheckUtils]: 0: Hoare triple {15657#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,285 INFO L280 TraceCheckUtils]: 1: Hoare triple {15659#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,286 INFO L280 TraceCheckUtils]: 2: Hoare triple {15659#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,286 INFO L280 TraceCheckUtils]: 3: Hoare triple {15659#(= 1 ~waterLevel~0)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,287 INFO L280 TraceCheckUtils]: 4: Hoare triple {15659#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~5; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,288 INFO L280 TraceCheckUtils]: 5: Hoare triple {15659#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,288 INFO L280 TraceCheckUtils]: 6: Hoare triple {15659#(= 1 ~waterLevel~0)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,289 INFO L280 TraceCheckUtils]: 7: Hoare triple {15659#(= 1 ~waterLevel~0)} assume !false; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,290 INFO L280 TraceCheckUtils]: 8: Hoare triple {15659#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,290 INFO L280 TraceCheckUtils]: 9: Hoare triple {15659#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,291 INFO L280 TraceCheckUtils]: 10: Hoare triple {15659#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~4; {15659#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:08,292 INFO L280 TraceCheckUtils]: 11: Hoare triple {15659#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,292 INFO L280 TraceCheckUtils]: 12: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,293 INFO L280 TraceCheckUtils]: 13: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~1); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,294 INFO L280 TraceCheckUtils]: 14: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,295 INFO L280 TraceCheckUtils]: 15: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,296 INFO L280 TraceCheckUtils]: 16: Hoare triple {15660#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,297 INFO L280 TraceCheckUtils]: 17: Hoare triple {15660#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,297 INFO L280 TraceCheckUtils]: 18: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,299 INFO L280 TraceCheckUtils]: 19: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,299 INFO L280 TraceCheckUtils]: 20: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,300 INFO L280 TraceCheckUtils]: 21: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,301 INFO L280 TraceCheckUtils]: 22: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,302 INFO L280 TraceCheckUtils]: 23: Hoare triple {15660#(<= ~waterLevel~0 2)} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,303 INFO L280 TraceCheckUtils]: 24: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,304 INFO L280 TraceCheckUtils]: 25: Hoare triple {15660#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,304 INFO L280 TraceCheckUtils]: 26: Hoare triple {15660#(<= ~waterLevel~0 2)} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,305 INFO L280 TraceCheckUtils]: 27: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,306 INFO L280 TraceCheckUtils]: 28: Hoare triple {15660#(<= ~waterLevel~0 2)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,306 INFO L280 TraceCheckUtils]: 29: Hoare triple {15660#(<= ~waterLevel~0 2)} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,307 INFO L280 TraceCheckUtils]: 30: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,308 INFO L280 TraceCheckUtils]: 31: Hoare triple {15660#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,308 INFO L280 TraceCheckUtils]: 32: Hoare triple {15660#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,309 INFO L280 TraceCheckUtils]: 33: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,310 INFO L280 TraceCheckUtils]: 34: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !false; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,311 INFO L280 TraceCheckUtils]: 35: Hoare triple {15660#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,311 INFO L280 TraceCheckUtils]: 36: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,312 INFO L280 TraceCheckUtils]: 37: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~4); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,313 INFO L280 TraceCheckUtils]: 38: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,315 INFO L280 TraceCheckUtils]: 39: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~1); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,315 INFO L280 TraceCheckUtils]: 40: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,316 INFO L280 TraceCheckUtils]: 41: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,317 INFO L280 TraceCheckUtils]: 42: Hoare triple {15660#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,318 INFO L280 TraceCheckUtils]: 43: Hoare triple {15660#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,318 INFO L280 TraceCheckUtils]: 44: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,320 INFO L280 TraceCheckUtils]: 45: Hoare triple {15660#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,320 INFO L280 TraceCheckUtils]: 46: Hoare triple {15661#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,321 INFO L280 TraceCheckUtils]: 47: Hoare triple {15661#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,322 INFO L280 TraceCheckUtils]: 48: Hoare triple {15661#(<= ~waterLevel~0 1)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,322 INFO L280 TraceCheckUtils]: 49: Hoare triple {15661#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,323 INFO L280 TraceCheckUtils]: 50: Hoare triple {15661#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,324 INFO L280 TraceCheckUtils]: 51: Hoare triple {15661#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,325 INFO L280 TraceCheckUtils]: 52: Hoare triple {15661#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {15662#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} is VALID [2020-07-28 19:06:08,326 INFO L280 TraceCheckUtils]: 53: Hoare triple {15662#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {15663#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 1)} is VALID [2020-07-28 19:06:08,327 INFO L280 TraceCheckUtils]: 54: Hoare triple {15663#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 1)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {15658#false} is VALID [2020-07-28 19:06:08,328 INFO L280 TraceCheckUtils]: 55: Hoare triple {15658#false} assume !false; {15658#false} is VALID [2020-07-28 19:06:08,328 INFO L280 TraceCheckUtils]: 56: Hoare triple {15658#false} assume test_~splverifierCounter~0 < 4; {15658#false} is VALID [2020-07-28 19:06:08,328 INFO L280 TraceCheckUtils]: 57: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {15658#false} is VALID [2020-07-28 19:06:08,328 INFO L280 TraceCheckUtils]: 58: Hoare triple {15658#false} assume !(0 != test_~tmp~4); {15658#false} is VALID [2020-07-28 19:06:08,329 INFO L280 TraceCheckUtils]: 59: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {15658#false} is VALID [2020-07-28 19:06:08,329 INFO L280 TraceCheckUtils]: 60: Hoare triple {15658#false} assume !(0 != test_~tmp___0~1); {15658#false} is VALID [2020-07-28 19:06:08,329 INFO L280 TraceCheckUtils]: 61: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {15658#false} is VALID [2020-07-28 19:06:08,329 INFO L280 TraceCheckUtils]: 62: Hoare triple {15658#false} assume 0 != test_~tmp___2~0; {15658#false} is VALID [2020-07-28 19:06:08,330 INFO L280 TraceCheckUtils]: 63: Hoare triple {15658#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15658#false} is VALID [2020-07-28 19:06:08,330 INFO L280 TraceCheckUtils]: 64: Hoare triple {15658#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {15658#false} is VALID [2020-07-28 19:06:08,330 INFO L280 TraceCheckUtils]: 65: Hoare triple {15658#false} assume 0 != ~pumpRunning~0; {15658#false} is VALID [2020-07-28 19:06:08,330 INFO L280 TraceCheckUtils]: 66: Hoare triple {15658#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {15658#false} is VALID [2020-07-28 19:06:08,331 INFO L280 TraceCheckUtils]: 67: Hoare triple {15658#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15658#false} is VALID [2020-07-28 19:06:08,331 INFO L280 TraceCheckUtils]: 68: Hoare triple {15658#false} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {15658#false} is VALID [2020-07-28 19:06:08,331 INFO L280 TraceCheckUtils]: 69: Hoare triple {15658#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {15658#false} is VALID [2020-07-28 19:06:08,331 INFO L280 TraceCheckUtils]: 70: Hoare triple {15658#false} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {15658#false} is VALID [2020-07-28 19:06:08,332 INFO L280 TraceCheckUtils]: 71: Hoare triple {15658#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {15658#false} is VALID [2020-07-28 19:06:08,339 INFO L280 TraceCheckUtils]: 72: Hoare triple {15658#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {15658#false} is VALID [2020-07-28 19:06:08,340 INFO L280 TraceCheckUtils]: 73: Hoare triple {15658#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {15658#false} is VALID [2020-07-28 19:06:08,340 INFO L280 TraceCheckUtils]: 74: Hoare triple {15658#false} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {15658#false} is VALID [2020-07-28 19:06:08,340 INFO L280 TraceCheckUtils]: 75: Hoare triple {15658#false} assume !false; {15658#false} is VALID [2020-07-28 19:06:08,341 INFO L280 TraceCheckUtils]: 76: Hoare triple {15658#false} assume test_~splverifierCounter~0 < 4; {15658#false} is VALID [2020-07-28 19:06:08,341 INFO L280 TraceCheckUtils]: 77: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {15658#false} is VALID [2020-07-28 19:06:08,341 INFO L280 TraceCheckUtils]: 78: Hoare triple {15658#false} assume !(0 != test_~tmp~4); {15658#false} is VALID [2020-07-28 19:06:08,342 INFO L280 TraceCheckUtils]: 79: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {15658#false} is VALID [2020-07-28 19:06:08,342 INFO L280 TraceCheckUtils]: 80: Hoare triple {15658#false} assume !(0 != test_~tmp___0~1); {15658#false} is VALID [2020-07-28 19:06:08,343 INFO L280 TraceCheckUtils]: 81: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {15658#false} is VALID [2020-07-28 19:06:08,345 INFO L280 TraceCheckUtils]: 82: Hoare triple {15658#false} assume 0 != test_~tmp___2~0; {15658#false} is VALID [2020-07-28 19:06:08,346 INFO L280 TraceCheckUtils]: 83: Hoare triple {15658#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15658#false} is VALID [2020-07-28 19:06:08,346 INFO L280 TraceCheckUtils]: 84: Hoare triple {15658#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {15658#false} is VALID [2020-07-28 19:06:08,346 INFO L280 TraceCheckUtils]: 85: Hoare triple {15658#false} assume !(0 != ~pumpRunning~0); {15658#false} is VALID [2020-07-28 19:06:08,347 INFO L280 TraceCheckUtils]: 86: Hoare triple {15658#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15658#false} is VALID [2020-07-28 19:06:08,347 INFO L280 TraceCheckUtils]: 87: Hoare triple {15658#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {15658#false} is VALID [2020-07-28 19:06:08,347 INFO L280 TraceCheckUtils]: 88: Hoare triple {15658#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {15658#false} is VALID [2020-07-28 19:06:08,348 INFO L280 TraceCheckUtils]: 89: Hoare triple {15658#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {15658#false} is VALID [2020-07-28 19:06:08,350 INFO L280 TraceCheckUtils]: 90: Hoare triple {15658#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {15658#false} is VALID [2020-07-28 19:06:08,351 INFO L280 TraceCheckUtils]: 91: Hoare triple {15658#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {15658#false} is VALID [2020-07-28 19:06:08,351 INFO L280 TraceCheckUtils]: 92: Hoare triple {15658#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {15658#false} is VALID [2020-07-28 19:06:08,351 INFO L280 TraceCheckUtils]: 93: Hoare triple {15658#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {15658#false} is VALID [2020-07-28 19:06:08,352 INFO L280 TraceCheckUtils]: 94: Hoare triple {15658#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {15658#false} is VALID [2020-07-28 19:06:08,352 INFO L280 TraceCheckUtils]: 95: Hoare triple {15658#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {15658#false} is VALID [2020-07-28 19:06:08,353 INFO L280 TraceCheckUtils]: 96: Hoare triple {15658#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {15658#false} is VALID [2020-07-28 19:06:08,355 INFO L280 TraceCheckUtils]: 97: Hoare triple {15658#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {15658#false} is VALID [2020-07-28 19:06:08,356 INFO L280 TraceCheckUtils]: 98: Hoare triple {15658#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {15658#false} is VALID [2020-07-28 19:06:08,356 INFO L280 TraceCheckUtils]: 99: Hoare triple {15658#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {15658#false} is VALID [2020-07-28 19:06:08,357 INFO L280 TraceCheckUtils]: 100: Hoare triple {15658#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15658#false} is VALID [2020-07-28 19:06:08,357 INFO L280 TraceCheckUtils]: 101: Hoare triple {15658#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {15658#false} is VALID [2020-07-28 19:06:08,357 INFO L280 TraceCheckUtils]: 102: Hoare triple {15658#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {15658#false} is VALID [2020-07-28 19:06:08,357 INFO L280 TraceCheckUtils]: 103: Hoare triple {15658#false} assume 0 == ~switchedOnBeforeTS~0; {15658#false} is VALID [2020-07-28 19:06:08,358 INFO L280 TraceCheckUtils]: 104: Hoare triple {15658#false} assume !false; {15658#false} is VALID [2020-07-28 19:06:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 81 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-28 19:06:08,373 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601749279] [2020-07-28 19:06:08,373 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531821042] [2020-07-28 19:06:08,374 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 19:06:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:08,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-28 19:06:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:08,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:06:08,840 INFO L280 TraceCheckUtils]: 0: Hoare triple {15657#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,841 INFO L280 TraceCheckUtils]: 1: Hoare triple {15661#(<= ~waterLevel~0 1)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,842 INFO L280 TraceCheckUtils]: 2: Hoare triple {15661#(<= ~waterLevel~0 1)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,843 INFO L280 TraceCheckUtils]: 3: Hoare triple {15661#(<= ~waterLevel~0 1)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,843 INFO L280 TraceCheckUtils]: 4: Hoare triple {15661#(<= ~waterLevel~0 1)} assume 0 != main_~tmp~5; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,845 INFO L280 TraceCheckUtils]: 5: Hoare triple {15661#(<= ~waterLevel~0 1)} ~switchedOnBeforeTS~0 := 0; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,846 INFO L280 TraceCheckUtils]: 6: Hoare triple {15661#(<= ~waterLevel~0 1)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,847 INFO L280 TraceCheckUtils]: 7: Hoare triple {15661#(<= ~waterLevel~0 1)} assume !false; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,848 INFO L280 TraceCheckUtils]: 8: Hoare triple {15661#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,848 INFO L280 TraceCheckUtils]: 9: Hoare triple {15661#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,849 INFO L280 TraceCheckUtils]: 10: Hoare triple {15661#(<= ~waterLevel~0 1)} assume 0 != test_~tmp~4; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,850 INFO L280 TraceCheckUtils]: 11: Hoare triple {15661#(<= ~waterLevel~0 1)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,851 INFO L280 TraceCheckUtils]: 12: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,852 INFO L280 TraceCheckUtils]: 13: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~1); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,853 INFO L280 TraceCheckUtils]: 14: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,854 INFO L280 TraceCheckUtils]: 15: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,854 INFO L280 TraceCheckUtils]: 16: Hoare triple {15660#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,855 INFO L280 TraceCheckUtils]: 17: Hoare triple {15660#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,856 INFO L280 TraceCheckUtils]: 18: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,857 INFO L280 TraceCheckUtils]: 19: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,858 INFO L280 TraceCheckUtils]: 20: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,858 INFO L280 TraceCheckUtils]: 21: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,859 INFO L280 TraceCheckUtils]: 22: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,860 INFO L280 TraceCheckUtils]: 23: Hoare triple {15660#(<= ~waterLevel~0 2)} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,861 INFO L280 TraceCheckUtils]: 24: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,861 INFO L280 TraceCheckUtils]: 25: Hoare triple {15660#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,862 INFO L280 TraceCheckUtils]: 26: Hoare triple {15660#(<= ~waterLevel~0 2)} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,863 INFO L280 TraceCheckUtils]: 27: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,864 INFO L280 TraceCheckUtils]: 28: Hoare triple {15660#(<= ~waterLevel~0 2)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,865 INFO L280 TraceCheckUtils]: 29: Hoare triple {15660#(<= ~waterLevel~0 2)} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,866 INFO L280 TraceCheckUtils]: 30: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,866 INFO L280 TraceCheckUtils]: 31: Hoare triple {15660#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,867 INFO L280 TraceCheckUtils]: 32: Hoare triple {15660#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,868 INFO L280 TraceCheckUtils]: 33: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,869 INFO L280 TraceCheckUtils]: 34: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !false; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,870 INFO L280 TraceCheckUtils]: 35: Hoare triple {15660#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,870 INFO L280 TraceCheckUtils]: 36: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,871 INFO L280 TraceCheckUtils]: 37: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~4); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,872 INFO L280 TraceCheckUtils]: 38: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,873 INFO L280 TraceCheckUtils]: 39: Hoare triple {15660#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~1); {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,873 INFO L280 TraceCheckUtils]: 40: Hoare triple {15660#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,874 INFO L280 TraceCheckUtils]: 41: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,875 INFO L280 TraceCheckUtils]: 42: Hoare triple {15660#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,876 INFO L280 TraceCheckUtils]: 43: Hoare triple {15660#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,876 INFO L280 TraceCheckUtils]: 44: Hoare triple {15660#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {15660#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:08,878 INFO L280 TraceCheckUtils]: 45: Hoare triple {15660#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,879 INFO L280 TraceCheckUtils]: 46: Hoare triple {15661#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,879 INFO L280 TraceCheckUtils]: 47: Hoare triple {15661#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,880 INFO L280 TraceCheckUtils]: 48: Hoare triple {15661#(<= ~waterLevel~0 1)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,881 INFO L280 TraceCheckUtils]: 49: Hoare triple {15661#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,882 INFO L280 TraceCheckUtils]: 50: Hoare triple {15661#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,883 INFO L280 TraceCheckUtils]: 51: Hoare triple {15661#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {15661#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:08,884 INFO L280 TraceCheckUtils]: 52: Hoare triple {15661#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {15662#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} is VALID [2020-07-28 19:06:08,885 INFO L280 TraceCheckUtils]: 53: Hoare triple {15662#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {15663#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 1)} is VALID [2020-07-28 19:06:08,886 INFO L280 TraceCheckUtils]: 54: Hoare triple {15663#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 1)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {15658#false} is VALID [2020-07-28 19:06:08,886 INFO L280 TraceCheckUtils]: 55: Hoare triple {15658#false} assume !false; {15658#false} is VALID [2020-07-28 19:06:08,886 INFO L280 TraceCheckUtils]: 56: Hoare triple {15658#false} assume test_~splverifierCounter~0 < 4; {15658#false} is VALID [2020-07-28 19:06:08,887 INFO L280 TraceCheckUtils]: 57: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {15658#false} is VALID [2020-07-28 19:06:08,887 INFO L280 TraceCheckUtils]: 58: Hoare triple {15658#false} assume !(0 != test_~tmp~4); {15658#false} is VALID [2020-07-28 19:06:08,887 INFO L280 TraceCheckUtils]: 59: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {15658#false} is VALID [2020-07-28 19:06:08,888 INFO L280 TraceCheckUtils]: 60: Hoare triple {15658#false} assume !(0 != test_~tmp___0~1); {15658#false} is VALID [2020-07-28 19:06:08,888 INFO L280 TraceCheckUtils]: 61: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {15658#false} is VALID [2020-07-28 19:06:08,888 INFO L280 TraceCheckUtils]: 62: Hoare triple {15658#false} assume 0 != test_~tmp___2~0; {15658#false} is VALID [2020-07-28 19:06:08,888 INFO L280 TraceCheckUtils]: 63: Hoare triple {15658#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15658#false} is VALID [2020-07-28 19:06:08,888 INFO L280 TraceCheckUtils]: 64: Hoare triple {15658#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {15658#false} is VALID [2020-07-28 19:06:08,889 INFO L280 TraceCheckUtils]: 65: Hoare triple {15658#false} assume 0 != ~pumpRunning~0; {15658#false} is VALID [2020-07-28 19:06:08,889 INFO L280 TraceCheckUtils]: 66: Hoare triple {15658#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {15658#false} is VALID [2020-07-28 19:06:08,889 INFO L280 TraceCheckUtils]: 67: Hoare triple {15658#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15658#false} is VALID [2020-07-28 19:06:08,889 INFO L280 TraceCheckUtils]: 68: Hoare triple {15658#false} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {15658#false} is VALID [2020-07-28 19:06:08,890 INFO L280 TraceCheckUtils]: 69: Hoare triple {15658#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {15658#false} is VALID [2020-07-28 19:06:08,890 INFO L280 TraceCheckUtils]: 70: Hoare triple {15658#false} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {15658#false} is VALID [2020-07-28 19:06:08,890 INFO L280 TraceCheckUtils]: 71: Hoare triple {15658#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {15658#false} is VALID [2020-07-28 19:06:08,891 INFO L280 TraceCheckUtils]: 72: Hoare triple {15658#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {15658#false} is VALID [2020-07-28 19:06:08,891 INFO L280 TraceCheckUtils]: 73: Hoare triple {15658#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {15658#false} is VALID [2020-07-28 19:06:08,891 INFO L280 TraceCheckUtils]: 74: Hoare triple {15658#false} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {15658#false} is VALID [2020-07-28 19:06:08,892 INFO L280 TraceCheckUtils]: 75: Hoare triple {15658#false} assume !false; {15658#false} is VALID [2020-07-28 19:06:08,892 INFO L280 TraceCheckUtils]: 76: Hoare triple {15658#false} assume test_~splverifierCounter~0 < 4; {15658#false} is VALID [2020-07-28 19:06:08,892 INFO L280 TraceCheckUtils]: 77: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {15658#false} is VALID [2020-07-28 19:06:08,892 INFO L280 TraceCheckUtils]: 78: Hoare triple {15658#false} assume !(0 != test_~tmp~4); {15658#false} is VALID [2020-07-28 19:06:08,892 INFO L280 TraceCheckUtils]: 79: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {15658#false} is VALID [2020-07-28 19:06:08,893 INFO L280 TraceCheckUtils]: 80: Hoare triple {15658#false} assume !(0 != test_~tmp___0~1); {15658#false} is VALID [2020-07-28 19:06:08,893 INFO L280 TraceCheckUtils]: 81: Hoare triple {15658#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {15658#false} is VALID [2020-07-28 19:06:08,894 INFO L280 TraceCheckUtils]: 82: Hoare triple {15658#false} assume 0 != test_~tmp___2~0; {15658#false} is VALID [2020-07-28 19:06:08,894 INFO L280 TraceCheckUtils]: 83: Hoare triple {15658#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15658#false} is VALID [2020-07-28 19:06:08,894 INFO L280 TraceCheckUtils]: 84: Hoare triple {15658#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {15658#false} is VALID [2020-07-28 19:06:08,895 INFO L280 TraceCheckUtils]: 85: Hoare triple {15658#false} assume !(0 != ~pumpRunning~0); {15658#false} is VALID [2020-07-28 19:06:08,895 INFO L280 TraceCheckUtils]: 86: Hoare triple {15658#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15658#false} is VALID [2020-07-28 19:06:08,895 INFO L280 TraceCheckUtils]: 87: Hoare triple {15658#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {15658#false} is VALID [2020-07-28 19:06:08,895 INFO L280 TraceCheckUtils]: 88: Hoare triple {15658#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {15658#false} is VALID [2020-07-28 19:06:08,896 INFO L280 TraceCheckUtils]: 89: Hoare triple {15658#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {15658#false} is VALID [2020-07-28 19:06:08,896 INFO L280 TraceCheckUtils]: 90: Hoare triple {15658#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {15658#false} is VALID [2020-07-28 19:06:08,896 INFO L280 TraceCheckUtils]: 91: Hoare triple {15658#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {15658#false} is VALID [2020-07-28 19:06:08,897 INFO L280 TraceCheckUtils]: 92: Hoare triple {15658#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {15658#false} is VALID [2020-07-28 19:06:08,897 INFO L280 TraceCheckUtils]: 93: Hoare triple {15658#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {15658#false} is VALID [2020-07-28 19:06:08,897 INFO L280 TraceCheckUtils]: 94: Hoare triple {15658#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {15658#false} is VALID [2020-07-28 19:06:08,898 INFO L280 TraceCheckUtils]: 95: Hoare triple {15658#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {15658#false} is VALID [2020-07-28 19:06:08,898 INFO L280 TraceCheckUtils]: 96: Hoare triple {15658#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {15658#false} is VALID [2020-07-28 19:06:08,898 INFO L280 TraceCheckUtils]: 97: Hoare triple {15658#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {15658#false} is VALID [2020-07-28 19:06:08,898 INFO L280 TraceCheckUtils]: 98: Hoare triple {15658#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {15658#false} is VALID [2020-07-28 19:06:08,899 INFO L280 TraceCheckUtils]: 99: Hoare triple {15658#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {15658#false} is VALID [2020-07-28 19:06:08,899 INFO L280 TraceCheckUtils]: 100: Hoare triple {15658#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {15658#false} is VALID [2020-07-28 19:06:08,899 INFO L280 TraceCheckUtils]: 101: Hoare triple {15658#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {15658#false} is VALID [2020-07-28 19:06:08,900 INFO L280 TraceCheckUtils]: 102: Hoare triple {15658#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {15658#false} is VALID [2020-07-28 19:06:08,901 INFO L280 TraceCheckUtils]: 103: Hoare triple {15658#false} assume 0 == ~switchedOnBeforeTS~0; {15658#false} is VALID [2020-07-28 19:06:08,901 INFO L280 TraceCheckUtils]: 104: Hoare triple {15658#false} assume !false; {15658#false} is VALID [2020-07-28 19:06:08,920 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 81 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-28 19:06:08,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 19:06:08,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-07-28 19:06:08,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648847342] [2020-07-28 19:06:08,923 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 105 [2020-07-28 19:06:08,923 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:08,923 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-28 19:06:09,090 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 98 edges. 98 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:09,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-28 19:06:09,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:09,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-28 19:06:09,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-28 19:06:09,091 INFO L87 Difference]: Start difference. First operand 183 states and 227 transitions. Second operand 7 states. [2020-07-28 19:06:10,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:10,820 INFO L93 Difference]: Finished difference Result 545 states and 677 transitions. [2020-07-28 19:06:10,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-28 19:06:10,821 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 105 [2020-07-28 19:06:10,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:10,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-28 19:06:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 261 transitions. [2020-07-28 19:06:10,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-28 19:06:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 261 transitions. [2020-07-28 19:06:10,823 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 261 transitions. [2020-07-28 19:06:11,144 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 261 edges. 261 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:11,153 INFO L225 Difference]: With dead ends: 545 [2020-07-28 19:06:11,154 INFO L226 Difference]: Without dead ends: 369 [2020-07-28 19:06:11,155 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2020-07-28 19:06:11,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2020-07-28 19:06:11,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 214. [2020-07-28 19:06:11,758 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:11,758 INFO L82 GeneralOperation]: Start isEquivalent. First operand 369 states. Second operand 214 states. [2020-07-28 19:06:11,758 INFO L74 IsIncluded]: Start isIncluded. First operand 369 states. Second operand 214 states. [2020-07-28 19:06:11,758 INFO L87 Difference]: Start difference. First operand 369 states. Second operand 214 states. [2020-07-28 19:06:11,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:11,767 INFO L93 Difference]: Finished difference Result 369 states and 449 transitions. [2020-07-28 19:06:11,768 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 449 transitions. [2020-07-28 19:06:11,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:11,769 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:11,769 INFO L74 IsIncluded]: Start isIncluded. First operand 214 states. Second operand 369 states. [2020-07-28 19:06:11,769 INFO L87 Difference]: Start difference. First operand 214 states. Second operand 369 states. [2020-07-28 19:06:11,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:11,778 INFO L93 Difference]: Finished difference Result 369 states and 449 transitions. [2020-07-28 19:06:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 449 transitions. [2020-07-28 19:06:11,779 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:11,779 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:11,779 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:11,780 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-07-28 19:06:11,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 260 transitions. [2020-07-28 19:06:11,784 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 260 transitions. Word has length 105 [2020-07-28 19:06:11,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:11,785 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 260 transitions. [2020-07-28 19:06:11,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-28 19:06:11,785 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 260 transitions. [2020-07-28 19:06:11,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-07-28 19:06:11,786 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:11,787 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 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] [2020-07-28 19:06:12,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-28 19:06:12,001 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:12,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:12,002 INFO L82 PathProgramCache]: Analyzing trace with hash 1788271693, now seen corresponding path program 1 times [2020-07-28 19:06:12,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:12,003 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610857990] [2020-07-28 19:06:12,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:12,121 INFO L280 TraceCheckUtils]: 0: Hoare triple {17823#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {17823#true} is VALID [2020-07-28 19:06:12,121 INFO L280 TraceCheckUtils]: 1: Hoare triple {17823#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {17823#true} is VALID [2020-07-28 19:06:12,122 INFO L280 TraceCheckUtils]: 2: Hoare triple {17823#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {17823#true} is VALID [2020-07-28 19:06:12,122 INFO L280 TraceCheckUtils]: 3: Hoare triple {17823#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {17823#true} is VALID [2020-07-28 19:06:12,123 INFO L280 TraceCheckUtils]: 4: Hoare triple {17823#true} assume 0 != main_~tmp~5; {17823#true} is VALID [2020-07-28 19:06:12,123 INFO L280 TraceCheckUtils]: 5: Hoare triple {17823#true} ~switchedOnBeforeTS~0 := 0; {17823#true} is VALID [2020-07-28 19:06:12,123 INFO L280 TraceCheckUtils]: 6: Hoare triple {17823#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {17823#true} is VALID [2020-07-28 19:06:12,123 INFO L280 TraceCheckUtils]: 7: Hoare triple {17823#true} assume !false; {17823#true} is VALID [2020-07-28 19:06:12,123 INFO L280 TraceCheckUtils]: 8: Hoare triple {17823#true} assume test_~splverifierCounter~0 < 4; {17823#true} is VALID [2020-07-28 19:06:12,123 INFO L280 TraceCheckUtils]: 9: Hoare triple {17823#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {17823#true} is VALID [2020-07-28 19:06:12,124 INFO L280 TraceCheckUtils]: 10: Hoare triple {17823#true} assume 0 != test_~tmp~4; {17823#true} is VALID [2020-07-28 19:06:12,124 INFO L280 TraceCheckUtils]: 11: Hoare triple {17823#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {17823#true} is VALID [2020-07-28 19:06:12,124 INFO L280 TraceCheckUtils]: 12: Hoare triple {17823#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {17823#true} is VALID [2020-07-28 19:06:12,124 INFO L280 TraceCheckUtils]: 13: Hoare triple {17823#true} assume !(0 != test_~tmp___0~1); {17823#true} is VALID [2020-07-28 19:06:12,125 INFO L280 TraceCheckUtils]: 14: Hoare triple {17823#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {17823#true} is VALID [2020-07-28 19:06:12,125 INFO L280 TraceCheckUtils]: 15: Hoare triple {17823#true} assume 0 != test_~tmp___2~0; {17823#true} is VALID [2020-07-28 19:06:12,125 INFO L280 TraceCheckUtils]: 16: Hoare triple {17823#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {17823#true} is VALID [2020-07-28 19:06:12,125 INFO L280 TraceCheckUtils]: 17: Hoare triple {17823#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {17823#true} is VALID [2020-07-28 19:06:12,125 INFO L280 TraceCheckUtils]: 18: Hoare triple {17823#true} assume !(0 != ~pumpRunning~0); {17823#true} is VALID [2020-07-28 19:06:12,126 INFO L280 TraceCheckUtils]: 19: Hoare triple {17823#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17823#true} is VALID [2020-07-28 19:06:12,126 INFO L280 TraceCheckUtils]: 20: Hoare triple {17823#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {17823#true} is VALID [2020-07-28 19:06:12,126 INFO L280 TraceCheckUtils]: 21: Hoare triple {17823#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {17823#true} is VALID [2020-07-28 19:06:12,126 INFO L280 TraceCheckUtils]: 22: Hoare triple {17823#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {17823#true} is VALID [2020-07-28 19:06:12,126 INFO L280 TraceCheckUtils]: 23: Hoare triple {17823#true} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {17823#true} is VALID [2020-07-28 19:06:12,126 INFO L280 TraceCheckUtils]: 24: Hoare triple {17823#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {17823#true} is VALID [2020-07-28 19:06:12,127 INFO L280 TraceCheckUtils]: 25: Hoare triple {17823#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {17823#true} is VALID [2020-07-28 19:06:12,127 INFO L280 TraceCheckUtils]: 26: Hoare triple {17823#true} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {17823#true} is VALID [2020-07-28 19:06:12,127 INFO L280 TraceCheckUtils]: 27: Hoare triple {17823#true} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {17823#true} is VALID [2020-07-28 19:06:12,127 INFO L280 TraceCheckUtils]: 28: Hoare triple {17823#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {17823#true} is VALID [2020-07-28 19:06:12,128 INFO L280 TraceCheckUtils]: 29: Hoare triple {17823#true} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {17823#true} is VALID [2020-07-28 19:06:12,129 INFO L280 TraceCheckUtils]: 30: Hoare triple {17823#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,130 INFO L280 TraceCheckUtils]: 31: Hoare triple {17825#(= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,130 INFO L280 TraceCheckUtils]: 32: Hoare triple {17825#(= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,131 INFO L280 TraceCheckUtils]: 33: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,131 INFO L280 TraceCheckUtils]: 34: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume !false; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,132 INFO L280 TraceCheckUtils]: 35: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,133 INFO L280 TraceCheckUtils]: 36: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,133 INFO L280 TraceCheckUtils]: 37: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,134 INFO L280 TraceCheckUtils]: 38: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,134 INFO L280 TraceCheckUtils]: 39: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume !(0 != test_~tmp___0~1); {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,135 INFO L280 TraceCheckUtils]: 40: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,136 INFO L280 TraceCheckUtils]: 41: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,136 INFO L280 TraceCheckUtils]: 42: Hoare triple {17825#(= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,137 INFO L280 TraceCheckUtils]: 43: Hoare triple {17825#(= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,138 INFO L280 TraceCheckUtils]: 44: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,138 INFO L280 TraceCheckUtils]: 45: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,139 INFO L280 TraceCheckUtils]: 46: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,140 INFO L280 TraceCheckUtils]: 47: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,140 INFO L280 TraceCheckUtils]: 48: Hoare triple {17825#(= 1 ~pumpRunning~0)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,141 INFO L280 TraceCheckUtils]: 49: Hoare triple {17825#(= 1 ~pumpRunning~0)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,141 INFO L280 TraceCheckUtils]: 50: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,142 INFO L280 TraceCheckUtils]: 51: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume !(0 == ~pumpRunning~0); {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,143 INFO L280 TraceCheckUtils]: 52: Hoare triple {17825#(= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,143 INFO L280 TraceCheckUtils]: 53: Hoare triple {17825#(= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {17825#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:06:12,144 INFO L280 TraceCheckUtils]: 54: Hoare triple {17825#(= 1 ~pumpRunning~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {17826#(= 1 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:06:12,145 INFO L280 TraceCheckUtils]: 55: Hoare triple {17826#(= 1 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {17827#(= 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2)} is VALID [2020-07-28 19:06:12,146 INFO L280 TraceCheckUtils]: 56: Hoare triple {17827#(= 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {17824#false} is VALID [2020-07-28 19:06:12,146 INFO L280 TraceCheckUtils]: 57: Hoare triple {17824#false} assume !false; {17824#false} is VALID [2020-07-28 19:06:12,146 INFO L280 TraceCheckUtils]: 58: Hoare triple {17824#false} assume test_~splverifierCounter~0 < 4; {17824#false} is VALID [2020-07-28 19:06:12,146 INFO L280 TraceCheckUtils]: 59: Hoare triple {17824#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {17824#false} is VALID [2020-07-28 19:06:12,146 INFO L280 TraceCheckUtils]: 60: Hoare triple {17824#false} assume !(0 != test_~tmp~4); {17824#false} is VALID [2020-07-28 19:06:12,147 INFO L280 TraceCheckUtils]: 61: Hoare triple {17824#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {17824#false} is VALID [2020-07-28 19:06:12,147 INFO L280 TraceCheckUtils]: 62: Hoare triple {17824#false} assume !(0 != test_~tmp___0~1); {17824#false} is VALID [2020-07-28 19:06:12,147 INFO L280 TraceCheckUtils]: 63: Hoare triple {17824#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {17824#false} is VALID [2020-07-28 19:06:12,147 INFO L280 TraceCheckUtils]: 64: Hoare triple {17824#false} assume 0 != test_~tmp___2~0; {17824#false} is VALID [2020-07-28 19:06:12,148 INFO L280 TraceCheckUtils]: 65: Hoare triple {17824#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {17824#false} is VALID [2020-07-28 19:06:12,148 INFO L280 TraceCheckUtils]: 66: Hoare triple {17824#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {17824#false} is VALID [2020-07-28 19:06:12,148 INFO L280 TraceCheckUtils]: 67: Hoare triple {17824#false} assume 0 != ~pumpRunning~0; {17824#false} is VALID [2020-07-28 19:06:12,148 INFO L280 TraceCheckUtils]: 68: Hoare triple {17824#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {17824#false} is VALID [2020-07-28 19:06:12,148 INFO L280 TraceCheckUtils]: 69: Hoare triple {17824#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17824#false} is VALID [2020-07-28 19:06:12,148 INFO L280 TraceCheckUtils]: 70: Hoare triple {17824#false} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {17824#false} is VALID [2020-07-28 19:06:12,149 INFO L280 TraceCheckUtils]: 71: Hoare triple {17824#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {17824#false} is VALID [2020-07-28 19:06:12,149 INFO L280 TraceCheckUtils]: 72: Hoare triple {17824#false} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {17824#false} is VALID [2020-07-28 19:06:12,149 INFO L280 TraceCheckUtils]: 73: Hoare triple {17824#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {17824#false} is VALID [2020-07-28 19:06:12,149 INFO L280 TraceCheckUtils]: 74: Hoare triple {17824#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {17824#false} is VALID [2020-07-28 19:06:12,149 INFO L280 TraceCheckUtils]: 75: Hoare triple {17824#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {17824#false} is VALID [2020-07-28 19:06:12,149 INFO L280 TraceCheckUtils]: 76: Hoare triple {17824#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {17824#false} is VALID [2020-07-28 19:06:12,150 INFO L280 TraceCheckUtils]: 77: Hoare triple {17824#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {17824#false} is VALID [2020-07-28 19:06:12,150 INFO L280 TraceCheckUtils]: 78: Hoare triple {17824#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {17824#false} is VALID [2020-07-28 19:06:12,150 INFO L280 TraceCheckUtils]: 79: Hoare triple {17824#false} assume !false; {17824#false} is VALID [2020-07-28 19:06:12,151 INFO L280 TraceCheckUtils]: 80: Hoare triple {17824#false} assume test_~splverifierCounter~0 < 4; {17824#false} is VALID [2020-07-28 19:06:12,151 INFO L280 TraceCheckUtils]: 81: Hoare triple {17824#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {17824#false} is VALID [2020-07-28 19:06:12,151 INFO L280 TraceCheckUtils]: 82: Hoare triple {17824#false} assume 0 != test_~tmp~4; {17824#false} is VALID [2020-07-28 19:06:12,151 INFO L280 TraceCheckUtils]: 83: Hoare triple {17824#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {17824#false} is VALID [2020-07-28 19:06:12,151 INFO L280 TraceCheckUtils]: 84: Hoare triple {17824#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {17824#false} is VALID [2020-07-28 19:06:12,152 INFO L280 TraceCheckUtils]: 85: Hoare triple {17824#false} assume !(0 != test_~tmp___0~1); {17824#false} is VALID [2020-07-28 19:06:12,152 INFO L280 TraceCheckUtils]: 86: Hoare triple {17824#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {17824#false} is VALID [2020-07-28 19:06:12,152 INFO L280 TraceCheckUtils]: 87: Hoare triple {17824#false} assume 0 != test_~tmp___2~0; {17824#false} is VALID [2020-07-28 19:06:12,152 INFO L280 TraceCheckUtils]: 88: Hoare triple {17824#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {17824#false} is VALID [2020-07-28 19:06:12,152 INFO L280 TraceCheckUtils]: 89: Hoare triple {17824#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {17824#false} is VALID [2020-07-28 19:06:12,152 INFO L280 TraceCheckUtils]: 90: Hoare triple {17824#false} assume !(0 != ~pumpRunning~0); {17824#false} is VALID [2020-07-28 19:06:12,153 INFO L280 TraceCheckUtils]: 91: Hoare triple {17824#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17824#false} is VALID [2020-07-28 19:06:12,153 INFO L280 TraceCheckUtils]: 92: Hoare triple {17824#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {17824#false} is VALID [2020-07-28 19:06:12,153 INFO L280 TraceCheckUtils]: 93: Hoare triple {17824#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {17824#false} is VALID [2020-07-28 19:06:12,153 INFO L280 TraceCheckUtils]: 94: Hoare triple {17824#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {17824#false} is VALID [2020-07-28 19:06:12,154 INFO L280 TraceCheckUtils]: 95: Hoare triple {17824#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {17824#false} is VALID [2020-07-28 19:06:12,154 INFO L280 TraceCheckUtils]: 96: Hoare triple {17824#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {17824#false} is VALID [2020-07-28 19:06:12,154 INFO L280 TraceCheckUtils]: 97: Hoare triple {17824#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {17824#false} is VALID [2020-07-28 19:06:12,155 INFO L280 TraceCheckUtils]: 98: Hoare triple {17824#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {17824#false} is VALID [2020-07-28 19:06:12,155 INFO L280 TraceCheckUtils]: 99: Hoare triple {17824#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {17824#false} is VALID [2020-07-28 19:06:12,155 INFO L280 TraceCheckUtils]: 100: Hoare triple {17824#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {17824#false} is VALID [2020-07-28 19:06:12,155 INFO L280 TraceCheckUtils]: 101: Hoare triple {17824#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {17824#false} is VALID [2020-07-28 19:06:12,156 INFO L280 TraceCheckUtils]: 102: Hoare triple {17824#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {17824#false} is VALID [2020-07-28 19:06:12,156 INFO L280 TraceCheckUtils]: 103: Hoare triple {17824#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {17824#false} is VALID [2020-07-28 19:06:12,156 INFO L280 TraceCheckUtils]: 104: Hoare triple {17824#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {17824#false} is VALID [2020-07-28 19:06:12,156 INFO L280 TraceCheckUtils]: 105: Hoare triple {17824#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {17824#false} is VALID [2020-07-28 19:06:12,157 INFO L280 TraceCheckUtils]: 106: Hoare triple {17824#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {17824#false} is VALID [2020-07-28 19:06:12,157 INFO L280 TraceCheckUtils]: 107: Hoare triple {17824#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {17824#false} is VALID [2020-07-28 19:06:12,157 INFO L280 TraceCheckUtils]: 108: Hoare triple {17824#false} assume 0 == ~switchedOnBeforeTS~0; {17824#false} is VALID [2020-07-28 19:06:12,157 INFO L280 TraceCheckUtils]: 109: Hoare triple {17824#false} assume !false; {17824#false} is VALID [2020-07-28 19:06:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-28 19:06:12,169 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610857990] [2020-07-28 19:06:12,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:12,173 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:06:12,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612393371] [2020-07-28 19:06:12,173 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 110 [2020-07-28 19:06:12,174 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:12,174 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:06:12,284 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:12,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:06:12,284 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:12,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:06:12,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:06:12,285 INFO L87 Difference]: Start difference. First operand 214 states and 260 transitions. Second operand 5 states. [2020-07-28 19:06:13,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:13,594 INFO L93 Difference]: Finished difference Result 468 states and 571 transitions. [2020-07-28 19:06:13,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-28 19:06:13,594 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 110 [2020-07-28 19:06:13,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:13,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:06:13,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 176 transitions. [2020-07-28 19:06:13,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:06:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 176 transitions. [2020-07-28 19:06:13,596 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 176 transitions. [2020-07-28 19:06:13,804 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 176 edges. 176 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:13,810 INFO L225 Difference]: With dead ends: 468 [2020-07-28 19:06:13,810 INFO L226 Difference]: Without dead ends: 261 [2020-07-28 19:06:13,811 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:06:13,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-07-28 19:06:14,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 214. [2020-07-28 19:06:14,382 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:14,382 INFO L82 GeneralOperation]: Start isEquivalent. First operand 261 states. Second operand 214 states. [2020-07-28 19:06:14,382 INFO L74 IsIncluded]: Start isIncluded. First operand 261 states. Second operand 214 states. [2020-07-28 19:06:14,382 INFO L87 Difference]: Start difference. First operand 261 states. Second operand 214 states. [2020-07-28 19:06:14,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:14,387 INFO L93 Difference]: Finished difference Result 261 states and 315 transitions. [2020-07-28 19:06:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 315 transitions. [2020-07-28 19:06:14,388 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:14,388 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:14,388 INFO L74 IsIncluded]: Start isIncluded. First operand 214 states. Second operand 261 states. [2020-07-28 19:06:14,388 INFO L87 Difference]: Start difference. First operand 214 states. Second operand 261 states. [2020-07-28 19:06:14,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:14,396 INFO L93 Difference]: Finished difference Result 261 states and 315 transitions. [2020-07-28 19:06:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 315 transitions. [2020-07-28 19:06:14,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:14,397 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:14,397 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:14,398 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-07-28 19:06:14,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 257 transitions. [2020-07-28 19:06:14,403 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 257 transitions. Word has length 110 [2020-07-28 19:06:14,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:14,403 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 257 transitions. [2020-07-28 19:06:14,403 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:06:14,403 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 257 transitions. [2020-07-28 19:06:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-07-28 19:06:14,405 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:14,405 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 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] [2020-07-28 19:06:14,405 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-07-28 19:06:14,406 INFO L427 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:14,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:14,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1832283037, now seen corresponding path program 1 times [2020-07-28 19:06:14,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:14,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082598866] [2020-07-28 19:06:14,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:14,559 INFO L280 TraceCheckUtils]: 0: Hoare triple {19342#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,560 INFO L280 TraceCheckUtils]: 1: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,560 INFO L280 TraceCheckUtils]: 2: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,561 INFO L280 TraceCheckUtils]: 3: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,562 INFO L280 TraceCheckUtils]: 4: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~5; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,562 INFO L280 TraceCheckUtils]: 5: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} ~switchedOnBeforeTS~0 := 0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,563 INFO L280 TraceCheckUtils]: 6: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,564 INFO L280 TraceCheckUtils]: 7: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !false; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,564 INFO L280 TraceCheckUtils]: 8: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,565 INFO L280 TraceCheckUtils]: 9: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,566 INFO L280 TraceCheckUtils]: 10: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp~4; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,566 INFO L280 TraceCheckUtils]: 11: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,567 INFO L280 TraceCheckUtils]: 12: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,567 INFO L280 TraceCheckUtils]: 13: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,568 INFO L280 TraceCheckUtils]: 14: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,569 INFO L280 TraceCheckUtils]: 15: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,569 INFO L280 TraceCheckUtils]: 16: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,570 INFO L280 TraceCheckUtils]: 17: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,570 INFO L280 TraceCheckUtils]: 18: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,571 INFO L280 TraceCheckUtils]: 19: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,572 INFO L280 TraceCheckUtils]: 20: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,572 INFO L280 TraceCheckUtils]: 21: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,573 INFO L280 TraceCheckUtils]: 22: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,574 INFO L280 TraceCheckUtils]: 23: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,575 INFO L280 TraceCheckUtils]: 24: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,576 INFO L280 TraceCheckUtils]: 25: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,576 INFO L280 TraceCheckUtils]: 26: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,577 INFO L280 TraceCheckUtils]: 27: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,578 INFO L280 TraceCheckUtils]: 28: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,578 INFO L280 TraceCheckUtils]: 29: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,579 INFO L280 TraceCheckUtils]: 30: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,579 INFO L280 TraceCheckUtils]: 31: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,580 INFO L280 TraceCheckUtils]: 32: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,581 INFO L280 TraceCheckUtils]: 33: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,581 INFO L280 TraceCheckUtils]: 34: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !false; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,582 INFO L280 TraceCheckUtils]: 35: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,582 INFO L280 TraceCheckUtils]: 36: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,583 INFO L280 TraceCheckUtils]: 37: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~4); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,584 INFO L280 TraceCheckUtils]: 38: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,584 INFO L280 TraceCheckUtils]: 39: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,585 INFO L280 TraceCheckUtils]: 40: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,586 INFO L280 TraceCheckUtils]: 41: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,586 INFO L280 TraceCheckUtils]: 42: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,587 INFO L280 TraceCheckUtils]: 43: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,587 INFO L280 TraceCheckUtils]: 44: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,588 INFO L280 TraceCheckUtils]: 45: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,589 INFO L280 TraceCheckUtils]: 46: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,589 INFO L280 TraceCheckUtils]: 47: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,590 INFO L280 TraceCheckUtils]: 48: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,590 INFO L280 TraceCheckUtils]: 49: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,591 INFO L280 TraceCheckUtils]: 50: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,592 INFO L280 TraceCheckUtils]: 51: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 == ~pumpRunning~0); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,592 INFO L280 TraceCheckUtils]: 52: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,593 INFO L280 TraceCheckUtils]: 53: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,593 INFO L280 TraceCheckUtils]: 54: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,594 INFO L280 TraceCheckUtils]: 55: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,595 INFO L280 TraceCheckUtils]: 56: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,595 INFO L280 TraceCheckUtils]: 57: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 == ~switchedOnBeforeTS~0); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,601 INFO L280 TraceCheckUtils]: 58: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !false; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,601 INFO L280 TraceCheckUtils]: 59: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,602 INFO L280 TraceCheckUtils]: 60: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,603 INFO L280 TraceCheckUtils]: 61: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~4); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,603 INFO L280 TraceCheckUtils]: 62: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,604 INFO L280 TraceCheckUtils]: 63: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,605 INFO L280 TraceCheckUtils]: 64: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,605 INFO L280 TraceCheckUtils]: 65: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,606 INFO L280 TraceCheckUtils]: 66: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,606 INFO L280 TraceCheckUtils]: 67: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,607 INFO L280 TraceCheckUtils]: 68: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,608 INFO L280 TraceCheckUtils]: 69: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,608 INFO L280 TraceCheckUtils]: 70: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {19344#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:14,609 INFO L280 TraceCheckUtils]: 71: Hoare triple {19344#(= 0 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {19345#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 19:06:14,610 INFO L280 TraceCheckUtils]: 72: Hoare triple {19345#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {19346#(= 0 |ULTIMATE.start_isMethaneAlarm_#res|)} is VALID [2020-07-28 19:06:14,611 INFO L280 TraceCheckUtils]: 73: Hoare triple {19346#(= 0 |ULTIMATE.start_isMethaneAlarm_#res|)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {19347#(= 0 ULTIMATE.start_processEnvironment_~tmp~1)} is VALID [2020-07-28 19:06:14,611 INFO L280 TraceCheckUtils]: 74: Hoare triple {19347#(= 0 ULTIMATE.start_processEnvironment_~tmp~1)} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {19343#false} is VALID [2020-07-28 19:06:14,611 INFO L280 TraceCheckUtils]: 75: Hoare triple {19343#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {19343#false} is VALID [2020-07-28 19:06:14,612 INFO L280 TraceCheckUtils]: 76: Hoare triple {19343#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {19343#false} is VALID [2020-07-28 19:06:14,612 INFO L280 TraceCheckUtils]: 77: Hoare triple {19343#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19343#false} is VALID [2020-07-28 19:06:14,612 INFO L280 TraceCheckUtils]: 78: Hoare triple {19343#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {19343#false} is VALID [2020-07-28 19:06:14,612 INFO L280 TraceCheckUtils]: 79: Hoare triple {19343#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {19343#false} is VALID [2020-07-28 19:06:14,613 INFO L280 TraceCheckUtils]: 80: Hoare triple {19343#false} assume !false; {19343#false} is VALID [2020-07-28 19:06:14,613 INFO L280 TraceCheckUtils]: 81: Hoare triple {19343#false} assume test_~splverifierCounter~0 < 4; {19343#false} is VALID [2020-07-28 19:06:14,613 INFO L280 TraceCheckUtils]: 82: Hoare triple {19343#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {19343#false} is VALID [2020-07-28 19:06:14,613 INFO L280 TraceCheckUtils]: 83: Hoare triple {19343#false} assume 0 != test_~tmp~4; {19343#false} is VALID [2020-07-28 19:06:14,613 INFO L280 TraceCheckUtils]: 84: Hoare triple {19343#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {19343#false} is VALID [2020-07-28 19:06:14,613 INFO L280 TraceCheckUtils]: 85: Hoare triple {19343#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {19343#false} is VALID [2020-07-28 19:06:14,614 INFO L280 TraceCheckUtils]: 86: Hoare triple {19343#false} assume !(0 != test_~tmp___0~1); {19343#false} is VALID [2020-07-28 19:06:14,614 INFO L280 TraceCheckUtils]: 87: Hoare triple {19343#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {19343#false} is VALID [2020-07-28 19:06:14,614 INFO L280 TraceCheckUtils]: 88: Hoare triple {19343#false} assume 0 != test_~tmp___2~0; {19343#false} is VALID [2020-07-28 19:06:14,615 INFO L280 TraceCheckUtils]: 89: Hoare triple {19343#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19343#false} is VALID [2020-07-28 19:06:14,615 INFO L280 TraceCheckUtils]: 90: Hoare triple {19343#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {19343#false} is VALID [2020-07-28 19:06:14,615 INFO L280 TraceCheckUtils]: 91: Hoare triple {19343#false} assume !(0 != ~pumpRunning~0); {19343#false} is VALID [2020-07-28 19:06:14,616 INFO L280 TraceCheckUtils]: 92: Hoare triple {19343#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {19343#false} is VALID [2020-07-28 19:06:14,616 INFO L280 TraceCheckUtils]: 93: Hoare triple {19343#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {19343#false} is VALID [2020-07-28 19:06:14,616 INFO L280 TraceCheckUtils]: 94: Hoare triple {19343#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {19343#false} is VALID [2020-07-28 19:06:14,616 INFO L280 TraceCheckUtils]: 95: Hoare triple {19343#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {19343#false} is VALID [2020-07-28 19:06:14,616 INFO L280 TraceCheckUtils]: 96: Hoare triple {19343#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {19343#false} is VALID [2020-07-28 19:06:14,616 INFO L280 TraceCheckUtils]: 97: Hoare triple {19343#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {19343#false} is VALID [2020-07-28 19:06:14,617 INFO L280 TraceCheckUtils]: 98: Hoare triple {19343#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {19343#false} is VALID [2020-07-28 19:06:14,617 INFO L280 TraceCheckUtils]: 99: Hoare triple {19343#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {19343#false} is VALID [2020-07-28 19:06:14,617 INFO L280 TraceCheckUtils]: 100: Hoare triple {19343#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {19343#false} is VALID [2020-07-28 19:06:14,617 INFO L280 TraceCheckUtils]: 101: Hoare triple {19343#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {19343#false} is VALID [2020-07-28 19:06:14,618 INFO L280 TraceCheckUtils]: 102: Hoare triple {19343#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {19343#false} is VALID [2020-07-28 19:06:14,618 INFO L280 TraceCheckUtils]: 103: Hoare triple {19343#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {19343#false} is VALID [2020-07-28 19:06:14,618 INFO L280 TraceCheckUtils]: 104: Hoare triple {19343#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {19343#false} is VALID [2020-07-28 19:06:14,618 INFO L280 TraceCheckUtils]: 105: Hoare triple {19343#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {19343#false} is VALID [2020-07-28 19:06:14,618 INFO L280 TraceCheckUtils]: 106: Hoare triple {19343#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19343#false} is VALID [2020-07-28 19:06:14,619 INFO L280 TraceCheckUtils]: 107: Hoare triple {19343#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {19343#false} is VALID [2020-07-28 19:06:14,619 INFO L280 TraceCheckUtils]: 108: Hoare triple {19343#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {19343#false} is VALID [2020-07-28 19:06:14,619 INFO L280 TraceCheckUtils]: 109: Hoare triple {19343#false} assume 0 == ~switchedOnBeforeTS~0; {19343#false} is VALID [2020-07-28 19:06:14,619 INFO L280 TraceCheckUtils]: 110: Hoare triple {19343#false} assume !false; {19343#false} is VALID [2020-07-28 19:06:14,631 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 67 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-07-28 19:06:14,631 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082598866] [2020-07-28 19:06:14,632 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089741561] [2020-07-28 19:06:14,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:06:14,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:14,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-28 19:06:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:14,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:06:15,078 INFO L280 TraceCheckUtils]: 0: Hoare triple {19342#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,079 INFO L280 TraceCheckUtils]: 1: Hoare triple {19351#(<= ~waterLevel~0 1)} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,080 INFO L280 TraceCheckUtils]: 2: Hoare triple {19351#(<= ~waterLevel~0 1)} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,080 INFO L280 TraceCheckUtils]: 3: Hoare triple {19351#(<= ~waterLevel~0 1)} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,081 INFO L280 TraceCheckUtils]: 4: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != main_~tmp~5; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,081 INFO L280 TraceCheckUtils]: 5: Hoare triple {19351#(<= ~waterLevel~0 1)} ~switchedOnBeforeTS~0 := 0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,082 INFO L280 TraceCheckUtils]: 6: Hoare triple {19351#(<= ~waterLevel~0 1)} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,082 INFO L280 TraceCheckUtils]: 7: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !false; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,082 INFO L280 TraceCheckUtils]: 8: Hoare triple {19351#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,083 INFO L280 TraceCheckUtils]: 9: Hoare triple {19351#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,083 INFO L280 TraceCheckUtils]: 10: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != test_~tmp~4; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,084 INFO L280 TraceCheckUtils]: 11: Hoare triple {19351#(<= ~waterLevel~0 1)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,085 INFO L280 TraceCheckUtils]: 12: Hoare triple {19385#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,085 INFO L280 TraceCheckUtils]: 13: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~1); {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,086 INFO L280 TraceCheckUtils]: 14: Hoare triple {19385#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,086 INFO L280 TraceCheckUtils]: 15: Hoare triple {19385#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,086 INFO L280 TraceCheckUtils]: 16: Hoare triple {19385#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,087 INFO L280 TraceCheckUtils]: 17: Hoare triple {19385#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,088 INFO L280 TraceCheckUtils]: 18: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,088 INFO L280 TraceCheckUtils]: 19: Hoare triple {19385#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,089 INFO L280 TraceCheckUtils]: 20: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,089 INFO L280 TraceCheckUtils]: 21: Hoare triple {19385#(<= ~waterLevel~0 2)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,094 INFO L280 TraceCheckUtils]: 22: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,094 INFO L280 TraceCheckUtils]: 23: Hoare triple {19385#(<= ~waterLevel~0 2)} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,095 INFO L280 TraceCheckUtils]: 24: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,095 INFO L280 TraceCheckUtils]: 25: Hoare triple {19385#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,095 INFO L280 TraceCheckUtils]: 26: Hoare triple {19385#(<= ~waterLevel~0 2)} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,099 INFO L280 TraceCheckUtils]: 27: Hoare triple {19385#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,099 INFO L280 TraceCheckUtils]: 28: Hoare triple {19385#(<= ~waterLevel~0 2)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,100 INFO L280 TraceCheckUtils]: 29: Hoare triple {19385#(<= ~waterLevel~0 2)} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,100 INFO L280 TraceCheckUtils]: 30: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,101 INFO L280 TraceCheckUtils]: 31: Hoare triple {19385#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,101 INFO L280 TraceCheckUtils]: 32: Hoare triple {19385#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,101 INFO L280 TraceCheckUtils]: 33: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,102 INFO L280 TraceCheckUtils]: 34: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !false; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,102 INFO L280 TraceCheckUtils]: 35: Hoare triple {19385#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,102 INFO L280 TraceCheckUtils]: 36: Hoare triple {19385#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,103 INFO L280 TraceCheckUtils]: 37: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~4); {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,103 INFO L280 TraceCheckUtils]: 38: Hoare triple {19385#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,104 INFO L280 TraceCheckUtils]: 39: Hoare triple {19385#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~1); {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,104 INFO L280 TraceCheckUtils]: 40: Hoare triple {19385#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,104 INFO L280 TraceCheckUtils]: 41: Hoare triple {19385#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,105 INFO L280 TraceCheckUtils]: 42: Hoare triple {19385#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,105 INFO L280 TraceCheckUtils]: 43: Hoare triple {19385#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,106 INFO L280 TraceCheckUtils]: 44: Hoare triple {19385#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {19385#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:15,106 INFO L280 TraceCheckUtils]: 45: Hoare triple {19385#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,107 INFO L280 TraceCheckUtils]: 46: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,107 INFO L280 TraceCheckUtils]: 47: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,108 INFO L280 TraceCheckUtils]: 48: Hoare triple {19351#(<= ~waterLevel~0 1)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,108 INFO L280 TraceCheckUtils]: 49: Hoare triple {19351#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,108 INFO L280 TraceCheckUtils]: 50: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,109 INFO L280 TraceCheckUtils]: 51: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,109 INFO L280 TraceCheckUtils]: 52: Hoare triple {19351#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,110 INFO L280 TraceCheckUtils]: 53: Hoare triple {19351#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,110 INFO L280 TraceCheckUtils]: 54: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,110 INFO L280 TraceCheckUtils]: 55: Hoare triple {19351#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,111 INFO L280 TraceCheckUtils]: 56: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,111 INFO L280 TraceCheckUtils]: 57: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(0 == ~switchedOnBeforeTS~0); {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,115 INFO L280 TraceCheckUtils]: 58: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !false; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,115 INFO L280 TraceCheckUtils]: 59: Hoare triple {19351#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,116 INFO L280 TraceCheckUtils]: 60: Hoare triple {19351#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,116 INFO L280 TraceCheckUtils]: 61: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp~4); {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,116 INFO L280 TraceCheckUtils]: 62: Hoare triple {19351#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,117 INFO L280 TraceCheckUtils]: 63: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~1); {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,117 INFO L280 TraceCheckUtils]: 64: Hoare triple {19351#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,118 INFO L280 TraceCheckUtils]: 65: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,118 INFO L280 TraceCheckUtils]: 66: Hoare triple {19351#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,118 INFO L280 TraceCheckUtils]: 67: Hoare triple {19351#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,119 INFO L280 TraceCheckUtils]: 68: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,119 INFO L280 TraceCheckUtils]: 69: Hoare triple {19351#(<= ~waterLevel~0 1)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,120 INFO L280 TraceCheckUtils]: 70: Hoare triple {19560#(<= ~waterLevel~0 0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,120 INFO L280 TraceCheckUtils]: 71: Hoare triple {19560#(<= ~waterLevel~0 0)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,120 INFO L280 TraceCheckUtils]: 72: Hoare triple {19560#(<= ~waterLevel~0 0)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,121 INFO L280 TraceCheckUtils]: 73: Hoare triple {19560#(<= ~waterLevel~0 0)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,121 INFO L280 TraceCheckUtils]: 74: Hoare triple {19560#(<= ~waterLevel~0 0)} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,122 INFO L280 TraceCheckUtils]: 75: Hoare triple {19560#(<= ~waterLevel~0 0)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,122 INFO L280 TraceCheckUtils]: 76: Hoare triple {19560#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,122 INFO L280 TraceCheckUtils]: 77: Hoare triple {19560#(<= ~waterLevel~0 0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,123 INFO L280 TraceCheckUtils]: 78: Hoare triple {19560#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,123 INFO L280 TraceCheckUtils]: 79: Hoare triple {19560#(<= ~waterLevel~0 0)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,124 INFO L280 TraceCheckUtils]: 80: Hoare triple {19560#(<= ~waterLevel~0 0)} assume !false; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,124 INFO L280 TraceCheckUtils]: 81: Hoare triple {19560#(<= ~waterLevel~0 0)} assume test_~splverifierCounter~0 < 4; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,124 INFO L280 TraceCheckUtils]: 82: Hoare triple {19560#(<= ~waterLevel~0 0)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,125 INFO L280 TraceCheckUtils]: 83: Hoare triple {19560#(<= ~waterLevel~0 0)} assume 0 != test_~tmp~4; {19560#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:06:15,128 INFO L280 TraceCheckUtils]: 84: Hoare triple {19560#(<= ~waterLevel~0 0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,130 INFO L280 TraceCheckUtils]: 85: Hoare triple {19351#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,132 INFO L280 TraceCheckUtils]: 86: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~1); {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,133 INFO L280 TraceCheckUtils]: 87: Hoare triple {19351#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,134 INFO L280 TraceCheckUtils]: 88: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,134 INFO L280 TraceCheckUtils]: 89: Hoare triple {19351#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,135 INFO L280 TraceCheckUtils]: 90: Hoare triple {19351#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,136 INFO L280 TraceCheckUtils]: 91: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,136 INFO L280 TraceCheckUtils]: 92: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,137 INFO L280 TraceCheckUtils]: 93: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,137 INFO L280 TraceCheckUtils]: 94: Hoare triple {19351#(<= ~waterLevel~0 1)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {19351#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:15,138 INFO L280 TraceCheckUtils]: 95: Hoare triple {19351#(<= ~waterLevel~0 1)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {19343#false} is VALID [2020-07-28 19:06:15,138 INFO L280 TraceCheckUtils]: 96: Hoare triple {19343#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {19343#false} is VALID [2020-07-28 19:06:15,139 INFO L280 TraceCheckUtils]: 97: Hoare triple {19343#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {19343#false} is VALID [2020-07-28 19:06:15,139 INFO L280 TraceCheckUtils]: 98: Hoare triple {19343#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {19343#false} is VALID [2020-07-28 19:06:15,139 INFO L280 TraceCheckUtils]: 99: Hoare triple {19343#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {19343#false} is VALID [2020-07-28 19:06:15,139 INFO L280 TraceCheckUtils]: 100: Hoare triple {19343#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {19343#false} is VALID [2020-07-28 19:06:15,139 INFO L280 TraceCheckUtils]: 101: Hoare triple {19343#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {19343#false} is VALID [2020-07-28 19:06:15,139 INFO L280 TraceCheckUtils]: 102: Hoare triple {19343#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {19343#false} is VALID [2020-07-28 19:06:15,140 INFO L280 TraceCheckUtils]: 103: Hoare triple {19343#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {19343#false} is VALID [2020-07-28 19:06:15,140 INFO L280 TraceCheckUtils]: 104: Hoare triple {19343#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {19343#false} is VALID [2020-07-28 19:06:15,140 INFO L280 TraceCheckUtils]: 105: Hoare triple {19343#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {19343#false} is VALID [2020-07-28 19:06:15,140 INFO L280 TraceCheckUtils]: 106: Hoare triple {19343#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {19343#false} is VALID [2020-07-28 19:06:15,140 INFO L280 TraceCheckUtils]: 107: Hoare triple {19343#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {19343#false} is VALID [2020-07-28 19:06:15,141 INFO L280 TraceCheckUtils]: 108: Hoare triple {19343#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {19343#false} is VALID [2020-07-28 19:06:15,141 INFO L280 TraceCheckUtils]: 109: Hoare triple {19343#false} assume 0 == ~switchedOnBeforeTS~0; {19343#false} is VALID [2020-07-28 19:06:15,141 INFO L280 TraceCheckUtils]: 110: Hoare triple {19343#false} assume !false; {19343#false} is VALID [2020-07-28 19:06:15,154 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 92 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-28 19:06:15,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 19:06:15,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2020-07-28 19:06:15,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235212602] [2020-07-28 19:06:15,155 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2020-07-28 19:06:15,156 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:15,156 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-28 19:06:15,337 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 162 edges. 162 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:15,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-28 19:06:15,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:15,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-28 19:06:15,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-28 19:06:15,338 INFO L87 Difference]: Start difference. First operand 214 states and 257 transitions. Second operand 9 states. [2020-07-28 19:06:20,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:20,299 INFO L93 Difference]: Finished difference Result 1122 states and 1361 transitions. [2020-07-28 19:06:20,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-07-28 19:06:20,299 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2020-07-28 19:06:20,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:20,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-28 19:06:20,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 655 transitions. [2020-07-28 19:06:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-28 19:06:20,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 655 transitions. [2020-07-28 19:06:20,307 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 29 states and 655 transitions. [2020-07-28 19:06:21,191 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 655 edges. 655 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:21,290 INFO L225 Difference]: With dead ends: 1122 [2020-07-28 19:06:21,291 INFO L226 Difference]: Without dead ends: 915 [2020-07-28 19:06:21,296 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=282, Invalid=774, Unknown=0, NotChecked=0, Total=1056 [2020-07-28 19:06:21,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2020-07-28 19:06:22,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 549. [2020-07-28 19:06:22,980 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:22,980 INFO L82 GeneralOperation]: Start isEquivalent. First operand 915 states. Second operand 549 states. [2020-07-28 19:06:22,981 INFO L74 IsIncluded]: Start isIncluded. First operand 915 states. Second operand 549 states. [2020-07-28 19:06:22,981 INFO L87 Difference]: Start difference. First operand 915 states. Second operand 549 states. [2020-07-28 19:06:23,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:23,014 INFO L93 Difference]: Finished difference Result 915 states and 1086 transitions. [2020-07-28 19:06:23,014 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1086 transitions. [2020-07-28 19:06:23,016 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:23,016 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:23,016 INFO L74 IsIncluded]: Start isIncluded. First operand 549 states. Second operand 915 states. [2020-07-28 19:06:23,016 INFO L87 Difference]: Start difference. First operand 549 states. Second operand 915 states. [2020-07-28 19:06:23,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:23,060 INFO L93 Difference]: Finished difference Result 915 states and 1086 transitions. [2020-07-28 19:06:23,060 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1086 transitions. [2020-07-28 19:06:23,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:23,062 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:23,062 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:23,062 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2020-07-28 19:06:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 649 transitions. [2020-07-28 19:06:23,082 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 649 transitions. Word has length 111 [2020-07-28 19:06:23,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:23,083 INFO L479 AbstractCegarLoop]: Abstraction has 549 states and 649 transitions. [2020-07-28 19:06:23,083 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-28 19:06:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 649 transitions. [2020-07-28 19:06:23,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-07-28 19:06:23,085 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:23,085 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-28 19:06:23,286 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-07-28 19:06:23,287 INFO L427 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:23,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:23,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1354440621, now seen corresponding path program 1 times [2020-07-28 19:06:23,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:23,288 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698316214] [2020-07-28 19:06:23,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:23,412 INFO L280 TraceCheckUtils]: 0: Hoare triple {23981#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {23981#true} is VALID [2020-07-28 19:06:23,413 INFO L280 TraceCheckUtils]: 1: Hoare triple {23981#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {23981#true} is VALID [2020-07-28 19:06:23,413 INFO L280 TraceCheckUtils]: 2: Hoare triple {23981#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {23981#true} is VALID [2020-07-28 19:06:23,413 INFO L280 TraceCheckUtils]: 3: Hoare triple {23981#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {23981#true} is VALID [2020-07-28 19:06:23,413 INFO L280 TraceCheckUtils]: 4: Hoare triple {23981#true} assume 0 != main_~tmp~5; {23981#true} is VALID [2020-07-28 19:06:23,413 INFO L280 TraceCheckUtils]: 5: Hoare triple {23981#true} ~switchedOnBeforeTS~0 := 0; {23981#true} is VALID [2020-07-28 19:06:23,414 INFO L280 TraceCheckUtils]: 6: Hoare triple {23981#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {23981#true} is VALID [2020-07-28 19:06:23,414 INFO L280 TraceCheckUtils]: 7: Hoare triple {23981#true} assume !false; {23981#true} is VALID [2020-07-28 19:06:23,414 INFO L280 TraceCheckUtils]: 8: Hoare triple {23981#true} assume test_~splverifierCounter~0 < 4; {23981#true} is VALID [2020-07-28 19:06:23,415 INFO L280 TraceCheckUtils]: 9: Hoare triple {23981#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {23981#true} is VALID [2020-07-28 19:06:23,415 INFO L280 TraceCheckUtils]: 10: Hoare triple {23981#true} assume 0 != test_~tmp~4; {23981#true} is VALID [2020-07-28 19:06:23,415 INFO L280 TraceCheckUtils]: 11: Hoare triple {23981#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {23981#true} is VALID [2020-07-28 19:06:23,415 INFO L280 TraceCheckUtils]: 12: Hoare triple {23981#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {23981#true} is VALID [2020-07-28 19:06:23,415 INFO L280 TraceCheckUtils]: 13: Hoare triple {23981#true} assume 0 != test_~tmp___0~1; {23981#true} is VALID [2020-07-28 19:06:23,416 INFO L280 TraceCheckUtils]: 14: Hoare triple {23981#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,417 INFO L280 TraceCheckUtils]: 15: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,417 INFO L280 TraceCheckUtils]: 16: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,418 INFO L280 TraceCheckUtils]: 17: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,419 INFO L280 TraceCheckUtils]: 18: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,419 INFO L280 TraceCheckUtils]: 19: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,420 INFO L280 TraceCheckUtils]: 20: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,420 INFO L280 TraceCheckUtils]: 21: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,421 INFO L280 TraceCheckUtils]: 22: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,421 INFO L280 TraceCheckUtils]: 23: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,422 INFO L280 TraceCheckUtils]: 24: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,422 INFO L280 TraceCheckUtils]: 25: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,422 INFO L280 TraceCheckUtils]: 26: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,423 INFO L280 TraceCheckUtils]: 27: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {23983#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:23,423 INFO L280 TraceCheckUtils]: 28: Hoare triple {23983#(= 1 ~methaneLevelCritical~0)} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {23984#(= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 19:06:23,424 INFO L280 TraceCheckUtils]: 29: Hoare triple {23984#(= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {23985#(= 1 |ULTIMATE.start_isMethaneAlarm_#res|)} is VALID [2020-07-28 19:06:23,425 INFO L280 TraceCheckUtils]: 30: Hoare triple {23985#(= 1 |ULTIMATE.start_isMethaneAlarm_#res|)} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {23986#(= 1 ULTIMATE.start_activatePump_~tmp~2)} is VALID [2020-07-28 19:06:23,425 INFO L280 TraceCheckUtils]: 31: Hoare triple {23986#(= 1 ULTIMATE.start_activatePump_~tmp~2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {23982#false} is VALID [2020-07-28 19:06:23,425 INFO L280 TraceCheckUtils]: 32: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {23982#false} is VALID [2020-07-28 19:06:23,425 INFO L280 TraceCheckUtils]: 33: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {23982#false} is VALID [2020-07-28 19:06:23,425 INFO L280 TraceCheckUtils]: 34: Hoare triple {23982#false} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {23982#false} is VALID [2020-07-28 19:06:23,426 INFO L280 TraceCheckUtils]: 35: Hoare triple {23982#false} assume !false; {23982#false} is VALID [2020-07-28 19:06:23,426 INFO L280 TraceCheckUtils]: 36: Hoare triple {23982#false} assume test_~splverifierCounter~0 < 4; {23982#false} is VALID [2020-07-28 19:06:23,426 INFO L280 TraceCheckUtils]: 37: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {23982#false} is VALID [2020-07-28 19:06:23,426 INFO L280 TraceCheckUtils]: 38: Hoare triple {23982#false} assume !(0 != test_~tmp~4); {23982#false} is VALID [2020-07-28 19:06:23,426 INFO L280 TraceCheckUtils]: 39: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {23982#false} is VALID [2020-07-28 19:06:23,426 INFO L280 TraceCheckUtils]: 40: Hoare triple {23982#false} assume !(0 != test_~tmp___0~1); {23982#false} is VALID [2020-07-28 19:06:23,427 INFO L280 TraceCheckUtils]: 41: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {23982#false} is VALID [2020-07-28 19:06:23,427 INFO L280 TraceCheckUtils]: 42: Hoare triple {23982#false} assume 0 != test_~tmp___2~0; {23982#false} is VALID [2020-07-28 19:06:23,427 INFO L280 TraceCheckUtils]: 43: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23982#false} is VALID [2020-07-28 19:06:23,431 INFO L280 TraceCheckUtils]: 44: Hoare triple {23982#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {23982#false} is VALID [2020-07-28 19:06:23,432 INFO L280 TraceCheckUtils]: 45: Hoare triple {23982#false} assume 0 != ~pumpRunning~0; {23982#false} is VALID [2020-07-28 19:06:23,432 INFO L280 TraceCheckUtils]: 46: Hoare triple {23982#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {23982#false} is VALID [2020-07-28 19:06:23,432 INFO L280 TraceCheckUtils]: 47: Hoare triple {23982#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {23982#false} is VALID [2020-07-28 19:06:23,432 INFO L280 TraceCheckUtils]: 48: Hoare triple {23982#false} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {23982#false} is VALID [2020-07-28 19:06:23,432 INFO L280 TraceCheckUtils]: 49: Hoare triple {23982#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {23982#false} is VALID [2020-07-28 19:06:23,432 INFO L280 TraceCheckUtils]: 50: Hoare triple {23982#false} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {23982#false} is VALID [2020-07-28 19:06:23,433 INFO L280 TraceCheckUtils]: 51: Hoare triple {23982#false} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {23982#false} is VALID [2020-07-28 19:06:23,433 INFO L280 TraceCheckUtils]: 52: Hoare triple {23982#false} assume !(0 == ~pumpRunning~0); {23982#false} is VALID [2020-07-28 19:06:23,433 INFO L280 TraceCheckUtils]: 53: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {23982#false} is VALID [2020-07-28 19:06:23,433 INFO L280 TraceCheckUtils]: 54: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {23982#false} is VALID [2020-07-28 19:06:23,433 INFO L280 TraceCheckUtils]: 55: Hoare triple {23982#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23982#false} is VALID [2020-07-28 19:06:23,433 INFO L280 TraceCheckUtils]: 56: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {23982#false} is VALID [2020-07-28 19:06:23,433 INFO L280 TraceCheckUtils]: 57: Hoare triple {23982#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {23982#false} is VALID [2020-07-28 19:06:23,434 INFO L280 TraceCheckUtils]: 58: Hoare triple {23982#false} assume !(0 == ~switchedOnBeforeTS~0); {23982#false} is VALID [2020-07-28 19:06:23,434 INFO L280 TraceCheckUtils]: 59: Hoare triple {23982#false} assume !false; {23982#false} is VALID [2020-07-28 19:06:23,434 INFO L280 TraceCheckUtils]: 60: Hoare triple {23982#false} assume test_~splverifierCounter~0 < 4; {23982#false} is VALID [2020-07-28 19:06:23,434 INFO L280 TraceCheckUtils]: 61: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {23982#false} is VALID [2020-07-28 19:06:23,434 INFO L280 TraceCheckUtils]: 62: Hoare triple {23982#false} assume !(0 != test_~tmp~4); {23982#false} is VALID [2020-07-28 19:06:23,437 INFO L280 TraceCheckUtils]: 63: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {23982#false} is VALID [2020-07-28 19:06:23,437 INFO L280 TraceCheckUtils]: 64: Hoare triple {23982#false} assume !(0 != test_~tmp___0~1); {23982#false} is VALID [2020-07-28 19:06:23,438 INFO L280 TraceCheckUtils]: 65: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {23982#false} is VALID [2020-07-28 19:06:23,438 INFO L280 TraceCheckUtils]: 66: Hoare triple {23982#false} assume 0 != test_~tmp___2~0; {23982#false} is VALID [2020-07-28 19:06:23,438 INFO L280 TraceCheckUtils]: 67: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23982#false} is VALID [2020-07-28 19:06:23,438 INFO L280 TraceCheckUtils]: 68: Hoare triple {23982#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {23982#false} is VALID [2020-07-28 19:06:23,438 INFO L280 TraceCheckUtils]: 69: Hoare triple {23982#false} assume 0 != ~pumpRunning~0; {23982#false} is VALID [2020-07-28 19:06:23,438 INFO L280 TraceCheckUtils]: 70: Hoare triple {23982#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {23982#false} is VALID [2020-07-28 19:06:23,439 INFO L280 TraceCheckUtils]: 71: Hoare triple {23982#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {23982#false} is VALID [2020-07-28 19:06:23,439 INFO L280 TraceCheckUtils]: 72: Hoare triple {23982#false} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {23982#false} is VALID [2020-07-28 19:06:23,439 INFO L280 TraceCheckUtils]: 73: Hoare triple {23982#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {23982#false} is VALID [2020-07-28 19:06:23,439 INFO L280 TraceCheckUtils]: 74: Hoare triple {23982#false} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {23982#false} is VALID [2020-07-28 19:06:23,439 INFO L280 TraceCheckUtils]: 75: Hoare triple {23982#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {23982#false} is VALID [2020-07-28 19:06:23,439 INFO L280 TraceCheckUtils]: 76: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {23982#false} is VALID [2020-07-28 19:06:23,440 INFO L280 TraceCheckUtils]: 77: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {23982#false} is VALID [2020-07-28 19:06:23,440 INFO L280 TraceCheckUtils]: 78: Hoare triple {23982#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23982#false} is VALID [2020-07-28 19:06:23,440 INFO L280 TraceCheckUtils]: 79: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {23982#false} is VALID [2020-07-28 19:06:23,440 INFO L280 TraceCheckUtils]: 80: Hoare triple {23982#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {23982#false} is VALID [2020-07-28 19:06:23,441 INFO L280 TraceCheckUtils]: 81: Hoare triple {23982#false} assume !false; {23982#false} is VALID [2020-07-28 19:06:23,441 INFO L280 TraceCheckUtils]: 82: Hoare triple {23982#false} assume test_~splverifierCounter~0 < 4; {23982#false} is VALID [2020-07-28 19:06:23,442 INFO L280 TraceCheckUtils]: 83: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {23982#false} is VALID [2020-07-28 19:06:23,442 INFO L280 TraceCheckUtils]: 84: Hoare triple {23982#false} assume 0 != test_~tmp~4; {23982#false} is VALID [2020-07-28 19:06:23,442 INFO L280 TraceCheckUtils]: 85: Hoare triple {23982#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {23982#false} is VALID [2020-07-28 19:06:23,442 INFO L280 TraceCheckUtils]: 86: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {23982#false} is VALID [2020-07-28 19:06:23,443 INFO L280 TraceCheckUtils]: 87: Hoare triple {23982#false} assume !(0 != test_~tmp___0~1); {23982#false} is VALID [2020-07-28 19:06:23,443 INFO L280 TraceCheckUtils]: 88: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {23982#false} is VALID [2020-07-28 19:06:23,443 INFO L280 TraceCheckUtils]: 89: Hoare triple {23982#false} assume 0 != test_~tmp___2~0; {23982#false} is VALID [2020-07-28 19:06:23,443 INFO L280 TraceCheckUtils]: 90: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23982#false} is VALID [2020-07-28 19:06:23,445 INFO L280 TraceCheckUtils]: 91: Hoare triple {23982#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {23982#false} is VALID [2020-07-28 19:06:23,445 INFO L280 TraceCheckUtils]: 92: Hoare triple {23982#false} assume !(0 != ~pumpRunning~0); {23982#false} is VALID [2020-07-28 19:06:23,446 INFO L280 TraceCheckUtils]: 93: Hoare triple {23982#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {23982#false} is VALID [2020-07-28 19:06:23,446 INFO L280 TraceCheckUtils]: 94: Hoare triple {23982#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {23982#false} is VALID [2020-07-28 19:06:23,446 INFO L280 TraceCheckUtils]: 95: Hoare triple {23982#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {23982#false} is VALID [2020-07-28 19:06:23,446 INFO L280 TraceCheckUtils]: 96: Hoare triple {23982#false} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~11 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {23982#false} is VALID [2020-07-28 19:06:23,447 INFO L280 TraceCheckUtils]: 97: Hoare triple {23982#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {23982#false} is VALID [2020-07-28 19:06:23,447 INFO L280 TraceCheckUtils]: 98: Hoare triple {23982#false} assume 0 != isHighWaterLevel_~tmp~3;isHighWaterLevel_~tmp___0~0 := 0; {23982#false} is VALID [2020-07-28 19:06:23,447 INFO L280 TraceCheckUtils]: 99: Hoare triple {23982#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {23982#false} is VALID [2020-07-28 19:06:23,447 INFO L280 TraceCheckUtils]: 100: Hoare triple {23982#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {23982#false} is VALID [2020-07-28 19:06:23,448 INFO L280 TraceCheckUtils]: 101: Hoare triple {23982#false} assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~0); {23982#false} is VALID [2020-07-28 19:06:23,448 INFO L280 TraceCheckUtils]: 102: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {23982#false} is VALID [2020-07-28 19:06:23,448 INFO L280 TraceCheckUtils]: 103: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {23982#false} is VALID [2020-07-28 19:06:23,448 INFO L280 TraceCheckUtils]: 104: Hoare triple {23982#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23982#false} is VALID [2020-07-28 19:06:23,449 INFO L280 TraceCheckUtils]: 105: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {23982#false} is VALID [2020-07-28 19:06:23,449 INFO L280 TraceCheckUtils]: 106: Hoare triple {23982#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {23982#false} is VALID [2020-07-28 19:06:23,449 INFO L280 TraceCheckUtils]: 107: Hoare triple {23982#false} assume !false; {23982#false} is VALID [2020-07-28 19:06:23,449 INFO L280 TraceCheckUtils]: 108: Hoare triple {23982#false} assume test_~splverifierCounter~0 < 4; {23982#false} is VALID [2020-07-28 19:06:23,450 INFO L280 TraceCheckUtils]: 109: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {23982#false} is VALID [2020-07-28 19:06:23,450 INFO L280 TraceCheckUtils]: 110: Hoare triple {23982#false} assume 0 != test_~tmp~4; {23982#false} is VALID [2020-07-28 19:06:23,450 INFO L280 TraceCheckUtils]: 111: Hoare triple {23982#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {23982#false} is VALID [2020-07-28 19:06:23,450 INFO L280 TraceCheckUtils]: 112: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {23982#false} is VALID [2020-07-28 19:06:23,450 INFO L280 TraceCheckUtils]: 113: Hoare triple {23982#false} assume !(0 != test_~tmp___0~1); {23982#false} is VALID [2020-07-28 19:06:23,451 INFO L280 TraceCheckUtils]: 114: Hoare triple {23982#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {23982#false} is VALID [2020-07-28 19:06:23,451 INFO L280 TraceCheckUtils]: 115: Hoare triple {23982#false} assume 0 != test_~tmp___2~0; {23982#false} is VALID [2020-07-28 19:06:23,451 INFO L280 TraceCheckUtils]: 116: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23982#false} is VALID [2020-07-28 19:06:23,451 INFO L280 TraceCheckUtils]: 117: Hoare triple {23982#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {23982#false} is VALID [2020-07-28 19:06:23,452 INFO L280 TraceCheckUtils]: 118: Hoare triple {23982#false} assume !(0 != ~pumpRunning~0); {23982#false} is VALID [2020-07-28 19:06:23,452 INFO L280 TraceCheckUtils]: 119: Hoare triple {23982#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {23982#false} is VALID [2020-07-28 19:06:23,452 INFO L280 TraceCheckUtils]: 120: Hoare triple {23982#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {23982#false} is VALID [2020-07-28 19:06:23,452 INFO L280 TraceCheckUtils]: 121: Hoare triple {23982#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {23982#false} is VALID [2020-07-28 19:06:23,453 INFO L280 TraceCheckUtils]: 122: Hoare triple {23982#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {23982#false} is VALID [2020-07-28 19:06:23,453 INFO L280 TraceCheckUtils]: 123: Hoare triple {23982#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {23982#false} is VALID [2020-07-28 19:06:23,453 INFO L280 TraceCheckUtils]: 124: Hoare triple {23982#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {23982#false} is VALID [2020-07-28 19:06:23,453 INFO L280 TraceCheckUtils]: 125: Hoare triple {23982#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {23982#false} is VALID [2020-07-28 19:06:23,454 INFO L280 TraceCheckUtils]: 126: Hoare triple {23982#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {23982#false} is VALID [2020-07-28 19:06:23,454 INFO L280 TraceCheckUtils]: 127: Hoare triple {23982#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {23982#false} is VALID [2020-07-28 19:06:23,454 INFO L280 TraceCheckUtils]: 128: Hoare triple {23982#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {23982#false} is VALID [2020-07-28 19:06:23,454 INFO L280 TraceCheckUtils]: 129: Hoare triple {23982#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {23982#false} is VALID [2020-07-28 19:06:23,454 INFO L280 TraceCheckUtils]: 130: Hoare triple {23982#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {23982#false} is VALID [2020-07-28 19:06:23,455 INFO L280 TraceCheckUtils]: 131: Hoare triple {23982#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {23982#false} is VALID [2020-07-28 19:06:23,455 INFO L280 TraceCheckUtils]: 132: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {23982#false} is VALID [2020-07-28 19:06:23,455 INFO L280 TraceCheckUtils]: 133: Hoare triple {23982#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {23982#false} is VALID [2020-07-28 19:06:23,455 INFO L280 TraceCheckUtils]: 134: Hoare triple {23982#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {23982#false} is VALID [2020-07-28 19:06:23,456 INFO L280 TraceCheckUtils]: 135: Hoare triple {23982#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {23982#false} is VALID [2020-07-28 19:06:23,456 INFO L280 TraceCheckUtils]: 136: Hoare triple {23982#false} assume 0 == ~switchedOnBeforeTS~0; {23982#false} is VALID [2020-07-28 19:06:23,456 INFO L280 TraceCheckUtils]: 137: Hoare triple {23982#false} assume !false; {23982#false} is VALID [2020-07-28 19:06:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2020-07-28 19:06:23,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698316214] [2020-07-28 19:06:23,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:23,467 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-28 19:06:23,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741987722] [2020-07-28 19:06:23,468 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2020-07-28 19:06:23,469 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:23,469 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:06:23,546 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:23,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:06:23,547 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:23,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:06:23,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:06:23,547 INFO L87 Difference]: Start difference. First operand 549 states and 649 transitions. Second operand 6 states. [2020-07-28 19:06:28,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:28,055 INFO L93 Difference]: Finished difference Result 1562 states and 1848 transitions. [2020-07-28 19:06:28,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 19:06:28,056 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2020-07-28 19:06:28,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:28,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:06:28,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 319 transitions. [2020-07-28 19:06:28,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:06:28,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 319 transitions. [2020-07-28 19:06:28,059 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 319 transitions. [2020-07-28 19:06:28,454 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 319 edges. 319 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:28,508 INFO L225 Difference]: With dead ends: 1562 [2020-07-28 19:06:28,509 INFO L226 Difference]: Without dead ends: 1020 [2020-07-28 19:06:28,510 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-07-28 19:06:28,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2020-07-28 19:06:30,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 530. [2020-07-28 19:06:30,325 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:30,325 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1020 states. Second operand 530 states. [2020-07-28 19:06:30,325 INFO L74 IsIncluded]: Start isIncluded. First operand 1020 states. Second operand 530 states. [2020-07-28 19:06:30,326 INFO L87 Difference]: Start difference. First operand 1020 states. Second operand 530 states. [2020-07-28 19:06:30,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:30,363 INFO L93 Difference]: Finished difference Result 1020 states and 1187 transitions. [2020-07-28 19:06:30,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1187 transitions. [2020-07-28 19:06:30,364 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:30,364 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:30,364 INFO L74 IsIncluded]: Start isIncluded. First operand 530 states. Second operand 1020 states. [2020-07-28 19:06:30,365 INFO L87 Difference]: Start difference. First operand 530 states. Second operand 1020 states. [2020-07-28 19:06:30,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:30,409 INFO L93 Difference]: Finished difference Result 1020 states and 1187 transitions. [2020-07-28 19:06:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1187 transitions. [2020-07-28 19:06:30,410 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:30,410 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:30,411 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:30,411 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2020-07-28 19:06:30,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 613 transitions. [2020-07-28 19:06:30,423 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 613 transitions. Word has length 138 [2020-07-28 19:06:30,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:30,424 INFO L479 AbstractCegarLoop]: Abstraction has 530 states and 613 transitions. [2020-07-28 19:06:30,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:06:30,424 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 613 transitions. [2020-07-28 19:06:30,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-07-28 19:06:30,425 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:30,426 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-28 19:06:30,426 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-07-28 19:06:30,426 INFO L427 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:30,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:30,427 INFO L82 PathProgramCache]: Analyzing trace with hash -566815857, now seen corresponding path program 1 times [2020-07-28 19:06:30,427 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:30,427 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490255039] [2020-07-28 19:06:30,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:30,523 INFO L280 TraceCheckUtils]: 0: Hoare triple {29055#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {29055#true} is VALID [2020-07-28 19:06:30,523 INFO L280 TraceCheckUtils]: 1: Hoare triple {29055#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {29055#true} is VALID [2020-07-28 19:06:30,523 INFO L280 TraceCheckUtils]: 2: Hoare triple {29055#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {29055#true} is VALID [2020-07-28 19:06:30,523 INFO L280 TraceCheckUtils]: 3: Hoare triple {29055#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {29055#true} is VALID [2020-07-28 19:06:30,524 INFO L280 TraceCheckUtils]: 4: Hoare triple {29055#true} assume 0 != main_~tmp~5; {29055#true} is VALID [2020-07-28 19:06:30,524 INFO L280 TraceCheckUtils]: 5: Hoare triple {29055#true} ~switchedOnBeforeTS~0 := 0; {29055#true} is VALID [2020-07-28 19:06:30,524 INFO L280 TraceCheckUtils]: 6: Hoare triple {29055#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {29055#true} is VALID [2020-07-28 19:06:30,525 INFO L280 TraceCheckUtils]: 7: Hoare triple {29055#true} assume !false; {29055#true} is VALID [2020-07-28 19:06:30,525 INFO L280 TraceCheckUtils]: 8: Hoare triple {29055#true} assume test_~splverifierCounter~0 < 4; {29055#true} is VALID [2020-07-28 19:06:30,525 INFO L280 TraceCheckUtils]: 9: Hoare triple {29055#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {29055#true} is VALID [2020-07-28 19:06:30,525 INFO L280 TraceCheckUtils]: 10: Hoare triple {29055#true} assume 0 != test_~tmp~4; {29055#true} is VALID [2020-07-28 19:06:30,525 INFO L280 TraceCheckUtils]: 11: Hoare triple {29055#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29055#true} is VALID [2020-07-28 19:06:30,525 INFO L280 TraceCheckUtils]: 12: Hoare triple {29055#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {29055#true} is VALID [2020-07-28 19:06:30,526 INFO L280 TraceCheckUtils]: 13: Hoare triple {29055#true} assume !(0 != test_~tmp___0~1); {29055#true} is VALID [2020-07-28 19:06:30,526 INFO L280 TraceCheckUtils]: 14: Hoare triple {29055#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {29055#true} is VALID [2020-07-28 19:06:30,526 INFO L280 TraceCheckUtils]: 15: Hoare triple {29055#true} assume 0 != test_~tmp___2~0; {29055#true} is VALID [2020-07-28 19:06:30,526 INFO L280 TraceCheckUtils]: 16: Hoare triple {29055#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29055#true} is VALID [2020-07-28 19:06:30,527 INFO L280 TraceCheckUtils]: 17: Hoare triple {29055#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {29055#true} is VALID [2020-07-28 19:06:30,527 INFO L280 TraceCheckUtils]: 18: Hoare triple {29055#true} assume !(0 != ~pumpRunning~0); {29055#true} is VALID [2020-07-28 19:06:30,527 INFO L280 TraceCheckUtils]: 19: Hoare triple {29055#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29055#true} is VALID [2020-07-28 19:06:30,527 INFO L280 TraceCheckUtils]: 20: Hoare triple {29055#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {29055#true} is VALID [2020-07-28 19:06:30,527 INFO L280 TraceCheckUtils]: 21: Hoare triple {29055#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {29055#true} is VALID [2020-07-28 19:06:30,527 INFO L280 TraceCheckUtils]: 22: Hoare triple {29055#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {29055#true} is VALID [2020-07-28 19:06:30,528 INFO L280 TraceCheckUtils]: 23: Hoare triple {29055#true} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {29055#true} is VALID [2020-07-28 19:06:30,528 INFO L280 TraceCheckUtils]: 24: Hoare triple {29055#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {29055#true} is VALID [2020-07-28 19:06:30,528 INFO L280 TraceCheckUtils]: 25: Hoare triple {29055#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {29055#true} is VALID [2020-07-28 19:06:30,529 INFO L280 TraceCheckUtils]: 26: Hoare triple {29055#true} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {29055#true} is VALID [2020-07-28 19:06:30,529 INFO L280 TraceCheckUtils]: 27: Hoare triple {29055#true} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {29055#true} is VALID [2020-07-28 19:06:30,529 INFO L280 TraceCheckUtils]: 28: Hoare triple {29055#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {29055#true} is VALID [2020-07-28 19:06:30,529 INFO L280 TraceCheckUtils]: 29: Hoare triple {29055#true} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {29055#true} is VALID [2020-07-28 19:06:30,529 INFO L280 TraceCheckUtils]: 30: Hoare triple {29055#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {29055#true} is VALID [2020-07-28 19:06:30,529 INFO L280 TraceCheckUtils]: 31: Hoare triple {29055#true} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {29055#true} is VALID [2020-07-28 19:06:30,529 INFO L280 TraceCheckUtils]: 32: Hoare triple {29055#true} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {29055#true} is VALID [2020-07-28 19:06:30,530 INFO L280 TraceCheckUtils]: 33: Hoare triple {29055#true} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {29055#true} is VALID [2020-07-28 19:06:30,530 INFO L280 TraceCheckUtils]: 34: Hoare triple {29055#true} assume !false; {29055#true} is VALID [2020-07-28 19:06:30,530 INFO L280 TraceCheckUtils]: 35: Hoare triple {29055#true} assume test_~splverifierCounter~0 < 4; {29055#true} is VALID [2020-07-28 19:06:30,530 INFO L280 TraceCheckUtils]: 36: Hoare triple {29055#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {29055#true} is VALID [2020-07-28 19:06:30,530 INFO L280 TraceCheckUtils]: 37: Hoare triple {29055#true} assume !(0 != test_~tmp~4); {29055#true} is VALID [2020-07-28 19:06:30,530 INFO L280 TraceCheckUtils]: 38: Hoare triple {29055#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {29055#true} is VALID [2020-07-28 19:06:30,530 INFO L280 TraceCheckUtils]: 39: Hoare triple {29055#true} assume 0 != test_~tmp___0~1; {29055#true} is VALID [2020-07-28 19:06:30,533 INFO L280 TraceCheckUtils]: 40: Hoare triple {29055#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {29057#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:30,533 INFO L280 TraceCheckUtils]: 41: Hoare triple {29057#(= 1 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {29057#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:30,534 INFO L280 TraceCheckUtils]: 42: Hoare triple {29057#(= 1 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {29057#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:30,534 INFO L280 TraceCheckUtils]: 43: Hoare triple {29057#(= 1 ~methaneLevelCritical~0)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29057#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:30,535 INFO L280 TraceCheckUtils]: 44: Hoare triple {29057#(= 1 ~methaneLevelCritical~0)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {29057#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:30,535 INFO L280 TraceCheckUtils]: 45: Hoare triple {29057#(= 1 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0; {29057#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:30,536 INFO L280 TraceCheckUtils]: 46: Hoare triple {29057#(= 1 ~methaneLevelCritical~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {29057#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:30,536 INFO L280 TraceCheckUtils]: 47: Hoare triple {29057#(= 1 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29057#(= 1 ~methaneLevelCritical~0)} is VALID [2020-07-28 19:06:30,537 INFO L280 TraceCheckUtils]: 48: Hoare triple {29057#(= 1 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {29058#(= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 19:06:30,538 INFO L280 TraceCheckUtils]: 49: Hoare triple {29058#(= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {29059#(= 1 |ULTIMATE.start_isMethaneAlarm_#res|)} is VALID [2020-07-28 19:06:30,539 INFO L280 TraceCheckUtils]: 50: Hoare triple {29059#(= 1 |ULTIMATE.start_isMethaneAlarm_#res|)} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {29060#(= 1 ULTIMATE.start_processEnvironment_~tmp~1)} is VALID [2020-07-28 19:06:30,539 INFO L280 TraceCheckUtils]: 51: Hoare triple {29060#(= 1 ULTIMATE.start_processEnvironment_~tmp~1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {29056#false} is VALID [2020-07-28 19:06:30,539 INFO L280 TraceCheckUtils]: 52: Hoare triple {29056#false} assume !(0 == ~pumpRunning~0); {29056#false} is VALID [2020-07-28 19:06:30,540 INFO L280 TraceCheckUtils]: 53: Hoare triple {29056#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {29056#false} is VALID [2020-07-28 19:06:30,540 INFO L280 TraceCheckUtils]: 54: Hoare triple {29056#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {29056#false} is VALID [2020-07-28 19:06:30,540 INFO L280 TraceCheckUtils]: 55: Hoare triple {29056#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29056#false} is VALID [2020-07-28 19:06:30,540 INFO L280 TraceCheckUtils]: 56: Hoare triple {29056#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {29056#false} is VALID [2020-07-28 19:06:30,540 INFO L280 TraceCheckUtils]: 57: Hoare triple {29056#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {29056#false} is VALID [2020-07-28 19:06:30,540 INFO L280 TraceCheckUtils]: 58: Hoare triple {29056#false} assume !(0 == ~switchedOnBeforeTS~0); {29056#false} is VALID [2020-07-28 19:06:30,540 INFO L280 TraceCheckUtils]: 59: Hoare triple {29056#false} assume !false; {29056#false} is VALID [2020-07-28 19:06:30,541 INFO L280 TraceCheckUtils]: 60: Hoare triple {29056#false} assume test_~splverifierCounter~0 < 4; {29056#false} is VALID [2020-07-28 19:06:30,541 INFO L280 TraceCheckUtils]: 61: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {29056#false} is VALID [2020-07-28 19:06:30,541 INFO L280 TraceCheckUtils]: 62: Hoare triple {29056#false} assume !(0 != test_~tmp~4); {29056#false} is VALID [2020-07-28 19:06:30,541 INFO L280 TraceCheckUtils]: 63: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {29056#false} is VALID [2020-07-28 19:06:30,542 INFO L280 TraceCheckUtils]: 64: Hoare triple {29056#false} assume !(0 != test_~tmp___0~1); {29056#false} is VALID [2020-07-28 19:06:30,542 INFO L280 TraceCheckUtils]: 65: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {29056#false} is VALID [2020-07-28 19:06:30,542 INFO L280 TraceCheckUtils]: 66: Hoare triple {29056#false} assume 0 != test_~tmp___2~0; {29056#false} is VALID [2020-07-28 19:06:30,542 INFO L280 TraceCheckUtils]: 67: Hoare triple {29056#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29056#false} is VALID [2020-07-28 19:06:30,542 INFO L280 TraceCheckUtils]: 68: Hoare triple {29056#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {29056#false} is VALID [2020-07-28 19:06:30,543 INFO L280 TraceCheckUtils]: 69: Hoare triple {29056#false} assume 0 != ~pumpRunning~0; {29056#false} is VALID [2020-07-28 19:06:30,543 INFO L280 TraceCheckUtils]: 70: Hoare triple {29056#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {29056#false} is VALID [2020-07-28 19:06:30,543 INFO L280 TraceCheckUtils]: 71: Hoare triple {29056#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29056#false} is VALID [2020-07-28 19:06:30,543 INFO L280 TraceCheckUtils]: 72: Hoare triple {29056#false} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {29056#false} is VALID [2020-07-28 19:06:30,543 INFO L280 TraceCheckUtils]: 73: Hoare triple {29056#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {29056#false} is VALID [2020-07-28 19:06:30,543 INFO L280 TraceCheckUtils]: 74: Hoare triple {29056#false} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {29056#false} is VALID [2020-07-28 19:06:30,544 INFO L280 TraceCheckUtils]: 75: Hoare triple {29056#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {29056#false} is VALID [2020-07-28 19:06:30,544 INFO L280 TraceCheckUtils]: 76: Hoare triple {29056#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {29056#false} is VALID [2020-07-28 19:06:30,544 INFO L280 TraceCheckUtils]: 77: Hoare triple {29056#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {29056#false} is VALID [2020-07-28 19:06:30,544 INFO L280 TraceCheckUtils]: 78: Hoare triple {29056#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29056#false} is VALID [2020-07-28 19:06:30,544 INFO L280 TraceCheckUtils]: 79: Hoare triple {29056#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {29056#false} is VALID [2020-07-28 19:06:30,544 INFO L280 TraceCheckUtils]: 80: Hoare triple {29056#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {29056#false} is VALID [2020-07-28 19:06:30,544 INFO L280 TraceCheckUtils]: 81: Hoare triple {29056#false} assume !false; {29056#false} is VALID [2020-07-28 19:06:30,545 INFO L280 TraceCheckUtils]: 82: Hoare triple {29056#false} assume test_~splverifierCounter~0 < 4; {29056#false} is VALID [2020-07-28 19:06:30,545 INFO L280 TraceCheckUtils]: 83: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {29056#false} is VALID [2020-07-28 19:06:30,545 INFO L280 TraceCheckUtils]: 84: Hoare triple {29056#false} assume 0 != test_~tmp~4; {29056#false} is VALID [2020-07-28 19:06:30,545 INFO L280 TraceCheckUtils]: 85: Hoare triple {29056#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29056#false} is VALID [2020-07-28 19:06:30,546 INFO L280 TraceCheckUtils]: 86: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {29056#false} is VALID [2020-07-28 19:06:30,546 INFO L280 TraceCheckUtils]: 87: Hoare triple {29056#false} assume 0 != test_~tmp___0~1; {29056#false} is VALID [2020-07-28 19:06:30,547 INFO L280 TraceCheckUtils]: 88: Hoare triple {29056#false} assume 0 != ~methaneLevelCritical~0;~methaneLevelCritical~0 := 0; {29056#false} is VALID [2020-07-28 19:06:30,547 INFO L280 TraceCheckUtils]: 89: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {29056#false} is VALID [2020-07-28 19:06:30,547 INFO L280 TraceCheckUtils]: 90: Hoare triple {29056#false} assume 0 != test_~tmp___2~0; {29056#false} is VALID [2020-07-28 19:06:30,547 INFO L280 TraceCheckUtils]: 91: Hoare triple {29056#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29056#false} is VALID [2020-07-28 19:06:30,548 INFO L280 TraceCheckUtils]: 92: Hoare triple {29056#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {29056#false} is VALID [2020-07-28 19:06:30,548 INFO L280 TraceCheckUtils]: 93: Hoare triple {29056#false} assume !(0 != ~pumpRunning~0); {29056#false} is VALID [2020-07-28 19:06:30,548 INFO L280 TraceCheckUtils]: 94: Hoare triple {29056#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29056#false} is VALID [2020-07-28 19:06:30,548 INFO L280 TraceCheckUtils]: 95: Hoare triple {29056#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {29056#false} is VALID [2020-07-28 19:06:30,549 INFO L280 TraceCheckUtils]: 96: Hoare triple {29056#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {29056#false} is VALID [2020-07-28 19:06:30,549 INFO L280 TraceCheckUtils]: 97: Hoare triple {29056#false} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~11 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {29056#false} is VALID [2020-07-28 19:06:30,549 INFO L280 TraceCheckUtils]: 98: Hoare triple {29056#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {29056#false} is VALID [2020-07-28 19:06:30,549 INFO L280 TraceCheckUtils]: 99: Hoare triple {29056#false} assume 0 != isHighWaterLevel_~tmp~3;isHighWaterLevel_~tmp___0~0 := 0; {29056#false} is VALID [2020-07-28 19:06:30,550 INFO L280 TraceCheckUtils]: 100: Hoare triple {29056#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {29056#false} is VALID [2020-07-28 19:06:30,550 INFO L280 TraceCheckUtils]: 101: Hoare triple {29056#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {29056#false} is VALID [2020-07-28 19:06:30,550 INFO L280 TraceCheckUtils]: 102: Hoare triple {29056#false} assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~0); {29056#false} is VALID [2020-07-28 19:06:30,550 INFO L280 TraceCheckUtils]: 103: Hoare triple {29056#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {29056#false} is VALID [2020-07-28 19:06:30,551 INFO L280 TraceCheckUtils]: 104: Hoare triple {29056#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {29056#false} is VALID [2020-07-28 19:06:30,551 INFO L280 TraceCheckUtils]: 105: Hoare triple {29056#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29056#false} is VALID [2020-07-28 19:06:30,555 INFO L280 TraceCheckUtils]: 106: Hoare triple {29056#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {29056#false} is VALID [2020-07-28 19:06:30,556 INFO L280 TraceCheckUtils]: 107: Hoare triple {29056#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {29056#false} is VALID [2020-07-28 19:06:30,556 INFO L280 TraceCheckUtils]: 108: Hoare triple {29056#false} assume !false; {29056#false} is VALID [2020-07-28 19:06:30,556 INFO L280 TraceCheckUtils]: 109: Hoare triple {29056#false} assume test_~splverifierCounter~0 < 4; {29056#false} is VALID [2020-07-28 19:06:30,556 INFO L280 TraceCheckUtils]: 110: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {29056#false} is VALID [2020-07-28 19:06:30,557 INFO L280 TraceCheckUtils]: 111: Hoare triple {29056#false} assume 0 != test_~tmp~4; {29056#false} is VALID [2020-07-28 19:06:30,557 INFO L280 TraceCheckUtils]: 112: Hoare triple {29056#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29056#false} is VALID [2020-07-28 19:06:30,557 INFO L280 TraceCheckUtils]: 113: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {29056#false} is VALID [2020-07-28 19:06:30,557 INFO L280 TraceCheckUtils]: 114: Hoare triple {29056#false} assume !(0 != test_~tmp___0~1); {29056#false} is VALID [2020-07-28 19:06:30,557 INFO L280 TraceCheckUtils]: 115: Hoare triple {29056#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {29056#false} is VALID [2020-07-28 19:06:30,558 INFO L280 TraceCheckUtils]: 116: Hoare triple {29056#false} assume 0 != test_~tmp___2~0; {29056#false} is VALID [2020-07-28 19:06:30,558 INFO L280 TraceCheckUtils]: 117: Hoare triple {29056#false} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29056#false} is VALID [2020-07-28 19:06:30,558 INFO L280 TraceCheckUtils]: 118: Hoare triple {29056#false} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {29056#false} is VALID [2020-07-28 19:06:30,558 INFO L280 TraceCheckUtils]: 119: Hoare triple {29056#false} assume !(0 != ~pumpRunning~0); {29056#false} is VALID [2020-07-28 19:06:30,559 INFO L280 TraceCheckUtils]: 120: Hoare triple {29056#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29056#false} is VALID [2020-07-28 19:06:30,559 INFO L280 TraceCheckUtils]: 121: Hoare triple {29056#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {29056#false} is VALID [2020-07-28 19:06:30,559 INFO L280 TraceCheckUtils]: 122: Hoare triple {29056#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {29056#false} is VALID [2020-07-28 19:06:30,559 INFO L280 TraceCheckUtils]: 123: Hoare triple {29056#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {29056#false} is VALID [2020-07-28 19:06:30,560 INFO L280 TraceCheckUtils]: 124: Hoare triple {29056#false} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {29056#false} is VALID [2020-07-28 19:06:30,560 INFO L280 TraceCheckUtils]: 125: Hoare triple {29056#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {29056#false} is VALID [2020-07-28 19:06:30,560 INFO L280 TraceCheckUtils]: 126: Hoare triple {29056#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {29056#false} is VALID [2020-07-28 19:06:30,560 INFO L280 TraceCheckUtils]: 127: Hoare triple {29056#false} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {29056#false} is VALID [2020-07-28 19:06:30,561 INFO L280 TraceCheckUtils]: 128: Hoare triple {29056#false} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {29056#false} is VALID [2020-07-28 19:06:30,561 INFO L280 TraceCheckUtils]: 129: Hoare triple {29056#false} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {29056#false} is VALID [2020-07-28 19:06:30,561 INFO L280 TraceCheckUtils]: 130: Hoare triple {29056#false} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {29056#false} is VALID [2020-07-28 19:06:30,561 INFO L280 TraceCheckUtils]: 131: Hoare triple {29056#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {29056#false} is VALID [2020-07-28 19:06:30,561 INFO L280 TraceCheckUtils]: 132: Hoare triple {29056#false} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {29056#false} is VALID [2020-07-28 19:06:30,562 INFO L280 TraceCheckUtils]: 133: Hoare triple {29056#false} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {29056#false} is VALID [2020-07-28 19:06:30,562 INFO L280 TraceCheckUtils]: 134: Hoare triple {29056#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {29056#false} is VALID [2020-07-28 19:06:30,562 INFO L280 TraceCheckUtils]: 135: Hoare triple {29056#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {29056#false} is VALID [2020-07-28 19:06:30,563 INFO L280 TraceCheckUtils]: 136: Hoare triple {29056#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {29056#false} is VALID [2020-07-28 19:06:30,563 INFO L280 TraceCheckUtils]: 137: Hoare triple {29056#false} assume 0 == ~switchedOnBeforeTS~0; {29056#false} is VALID [2020-07-28 19:06:30,563 INFO L280 TraceCheckUtils]: 138: Hoare triple {29056#false} assume !false; {29056#false} is VALID [2020-07-28 19:06:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-07-28 19:06:30,592 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490255039] [2020-07-28 19:06:30,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:30,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-28 19:06:30,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560646016] [2020-07-28 19:06:30,594 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2020-07-28 19:06:30,594 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:30,595 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:06:30,741 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:30,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:06:30,742 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:30,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:06:30,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:06:30,743 INFO L87 Difference]: Start difference. First operand 530 states and 613 transitions. Second operand 6 states. [2020-07-28 19:06:35,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:35,537 INFO L93 Difference]: Finished difference Result 1349 states and 1563 transitions. [2020-07-28 19:06:35,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 19:06:35,538 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2020-07-28 19:06:35,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:06:35,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 263 transitions. [2020-07-28 19:06:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:06:35,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 263 transitions. [2020-07-28 19:06:35,541 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 263 transitions. [2020-07-28 19:06:35,866 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 263 edges. 263 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:35,903 INFO L225 Difference]: With dead ends: 1349 [2020-07-28 19:06:35,903 INFO L226 Difference]: Without dead ends: 826 [2020-07-28 19:06:35,905 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-07-28 19:06:35,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2020-07-28 19:06:37,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 479. [2020-07-28 19:06:37,774 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:37,774 INFO L82 GeneralOperation]: Start isEquivalent. First operand 826 states. Second operand 479 states. [2020-07-28 19:06:37,774 INFO L74 IsIncluded]: Start isIncluded. First operand 826 states. Second operand 479 states. [2020-07-28 19:06:37,774 INFO L87 Difference]: Start difference. First operand 826 states. Second operand 479 states. [2020-07-28 19:06:37,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:37,802 INFO L93 Difference]: Finished difference Result 826 states and 954 transitions. [2020-07-28 19:06:37,802 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 954 transitions. [2020-07-28 19:06:37,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:37,803 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:37,803 INFO L74 IsIncluded]: Start isIncluded. First operand 479 states. Second operand 826 states. [2020-07-28 19:06:37,803 INFO L87 Difference]: Start difference. First operand 479 states. Second operand 826 states. [2020-07-28 19:06:37,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:37,830 INFO L93 Difference]: Finished difference Result 826 states and 954 transitions. [2020-07-28 19:06:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 954 transitions. [2020-07-28 19:06:37,831 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:37,831 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:37,831 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:37,832 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2020-07-28 19:06:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 551 transitions. [2020-07-28 19:06:37,842 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 551 transitions. Word has length 139 [2020-07-28 19:06:37,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:37,842 INFO L479 AbstractCegarLoop]: Abstraction has 479 states and 551 transitions. [2020-07-28 19:06:37,842 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:06:37,843 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 551 transitions. [2020-07-28 19:06:37,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-07-28 19:06:37,844 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:37,844 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-28 19:06:37,844 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-07-28 19:06:37,844 INFO L427 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:37,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:37,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1303821229, now seen corresponding path program 2 times [2020-07-28 19:06:37,845 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:37,845 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532268089] [2020-07-28 19:06:37,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:37,990 INFO L280 TraceCheckUtils]: 0: Hoare triple {33384#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {33384#true} is VALID [2020-07-28 19:06:37,990 INFO L280 TraceCheckUtils]: 1: Hoare triple {33384#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {33384#true} is VALID [2020-07-28 19:06:37,990 INFO L280 TraceCheckUtils]: 2: Hoare triple {33384#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {33384#true} is VALID [2020-07-28 19:06:37,991 INFO L280 TraceCheckUtils]: 3: Hoare triple {33384#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {33384#true} is VALID [2020-07-28 19:06:37,991 INFO L280 TraceCheckUtils]: 4: Hoare triple {33384#true} assume 0 != main_~tmp~5; {33384#true} is VALID [2020-07-28 19:06:37,991 INFO L280 TraceCheckUtils]: 5: Hoare triple {33384#true} ~switchedOnBeforeTS~0 := 0; {33384#true} is VALID [2020-07-28 19:06:37,991 INFO L280 TraceCheckUtils]: 6: Hoare triple {33384#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {33384#true} is VALID [2020-07-28 19:06:37,992 INFO L280 TraceCheckUtils]: 7: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:37,992 INFO L280 TraceCheckUtils]: 8: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:37,992 INFO L280 TraceCheckUtils]: 9: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:37,992 INFO L280 TraceCheckUtils]: 10: Hoare triple {33384#true} assume 0 != test_~tmp~4; {33384#true} is VALID [2020-07-28 19:06:37,992 INFO L280 TraceCheckUtils]: 11: Hoare triple {33384#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33384#true} is VALID [2020-07-28 19:06:37,992 INFO L280 TraceCheckUtils]: 12: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33384#true} is VALID [2020-07-28 19:06:37,993 INFO L280 TraceCheckUtils]: 13: Hoare triple {33384#true} assume !(0 != test_~tmp___0~1); {33384#true} is VALID [2020-07-28 19:06:37,993 INFO L280 TraceCheckUtils]: 14: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33384#true} is VALID [2020-07-28 19:06:37,993 INFO L280 TraceCheckUtils]: 15: Hoare triple {33384#true} assume 0 != test_~tmp___2~0; {33384#true} is VALID [2020-07-28 19:06:37,993 INFO L280 TraceCheckUtils]: 16: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:37,993 INFO L280 TraceCheckUtils]: 17: Hoare triple {33384#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33384#true} is VALID [2020-07-28 19:06:37,993 INFO L280 TraceCheckUtils]: 18: Hoare triple {33384#true} assume !(0 != ~pumpRunning~0); {33384#true} is VALID [2020-07-28 19:06:37,993 INFO L280 TraceCheckUtils]: 19: Hoare triple {33384#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33384#true} is VALID [2020-07-28 19:06:37,994 INFO L280 TraceCheckUtils]: 20: Hoare triple {33384#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {33384#true} is VALID [2020-07-28 19:06:37,994 INFO L280 TraceCheckUtils]: 21: Hoare triple {33384#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {33384#true} is VALID [2020-07-28 19:06:37,994 INFO L280 TraceCheckUtils]: 22: Hoare triple {33384#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {33384#true} is VALID [2020-07-28 19:06:37,994 INFO L280 TraceCheckUtils]: 23: Hoare triple {33384#true} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {33384#true} is VALID [2020-07-28 19:06:37,994 INFO L280 TraceCheckUtils]: 24: Hoare triple {33384#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {33384#true} is VALID [2020-07-28 19:06:37,994 INFO L280 TraceCheckUtils]: 25: Hoare triple {33384#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33384#true} is VALID [2020-07-28 19:06:37,994 INFO L280 TraceCheckUtils]: 26: Hoare triple {33384#true} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {33384#true} is VALID [2020-07-28 19:06:37,995 INFO L280 TraceCheckUtils]: 27: Hoare triple {33384#true} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {33384#true} is VALID [2020-07-28 19:06:37,995 INFO L280 TraceCheckUtils]: 28: Hoare triple {33384#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {33384#true} is VALID [2020-07-28 19:06:37,995 INFO L280 TraceCheckUtils]: 29: Hoare triple {33384#true} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {33384#true} is VALID [2020-07-28 19:06:37,995 INFO L280 TraceCheckUtils]: 30: Hoare triple {33384#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {33384#true} is VALID [2020-07-28 19:06:37,996 INFO L280 TraceCheckUtils]: 31: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33384#true} is VALID [2020-07-28 19:06:37,996 INFO L280 TraceCheckUtils]: 32: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33384#true} is VALID [2020-07-28 19:06:37,996 INFO L280 TraceCheckUtils]: 33: Hoare triple {33384#true} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {33384#true} is VALID [2020-07-28 19:06:37,997 INFO L280 TraceCheckUtils]: 34: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:37,997 INFO L280 TraceCheckUtils]: 35: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:37,997 INFO L280 TraceCheckUtils]: 36: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:37,997 INFO L280 TraceCheckUtils]: 37: Hoare triple {33384#true} assume !(0 != test_~tmp~4); {33384#true} is VALID [2020-07-28 19:06:37,997 INFO L280 TraceCheckUtils]: 38: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33384#true} is VALID [2020-07-28 19:06:37,997 INFO L280 TraceCheckUtils]: 39: Hoare triple {33384#true} assume !(0 != test_~tmp___0~1); {33384#true} is VALID [2020-07-28 19:06:37,998 INFO L280 TraceCheckUtils]: 40: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33384#true} is VALID [2020-07-28 19:06:37,998 INFO L280 TraceCheckUtils]: 41: Hoare triple {33384#true} assume 0 != test_~tmp___2~0; {33384#true} is VALID [2020-07-28 19:06:37,998 INFO L280 TraceCheckUtils]: 42: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:37,998 INFO L280 TraceCheckUtils]: 43: Hoare triple {33384#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33384#true} is VALID [2020-07-28 19:06:37,999 INFO L280 TraceCheckUtils]: 44: Hoare triple {33384#true} assume 0 != ~pumpRunning~0; {33384#true} is VALID [2020-07-28 19:06:37,999 INFO L280 TraceCheckUtils]: 45: Hoare triple {33384#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {33384#true} is VALID [2020-07-28 19:06:37,999 INFO L280 TraceCheckUtils]: 46: Hoare triple {33384#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33384#true} is VALID [2020-07-28 19:06:37,999 INFO L280 TraceCheckUtils]: 47: Hoare triple {33384#true} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {33384#true} is VALID [2020-07-28 19:06:38,000 INFO L280 TraceCheckUtils]: 48: Hoare triple {33384#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {33384#true} is VALID [2020-07-28 19:06:38,000 INFO L280 TraceCheckUtils]: 49: Hoare triple {33384#true} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {33384#true} is VALID [2020-07-28 19:06:38,000 INFO L280 TraceCheckUtils]: 50: Hoare triple {33384#true} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {33384#true} is VALID [2020-07-28 19:06:38,000 INFO L280 TraceCheckUtils]: 51: Hoare triple {33384#true} assume !(0 == ~pumpRunning~0); {33384#true} is VALID [2020-07-28 19:06:38,001 INFO L280 TraceCheckUtils]: 52: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33384#true} is VALID [2020-07-28 19:06:38,001 INFO L280 TraceCheckUtils]: 53: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33384#true} is VALID [2020-07-28 19:06:38,001 INFO L280 TraceCheckUtils]: 54: Hoare triple {33384#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,001 INFO L280 TraceCheckUtils]: 55: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {33384#true} is VALID [2020-07-28 19:06:38,002 INFO L280 TraceCheckUtils]: 56: Hoare triple {33384#true} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {33384#true} is VALID [2020-07-28 19:06:38,002 INFO L280 TraceCheckUtils]: 57: Hoare triple {33384#true} assume !(0 == ~switchedOnBeforeTS~0); {33384#true} is VALID [2020-07-28 19:06:38,002 INFO L280 TraceCheckUtils]: 58: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:38,002 INFO L280 TraceCheckUtils]: 59: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:38,003 INFO L280 TraceCheckUtils]: 60: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:38,003 INFO L280 TraceCheckUtils]: 61: Hoare triple {33384#true} assume !(0 != test_~tmp~4); {33384#true} is VALID [2020-07-28 19:06:38,003 INFO L280 TraceCheckUtils]: 62: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33384#true} is VALID [2020-07-28 19:06:38,003 INFO L280 TraceCheckUtils]: 63: Hoare triple {33384#true} assume 0 != test_~tmp___0~1; {33384#true} is VALID [2020-07-28 19:06:38,004 INFO L280 TraceCheckUtils]: 64: Hoare triple {33384#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {33384#true} is VALID [2020-07-28 19:06:38,004 INFO L280 TraceCheckUtils]: 65: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33384#true} is VALID [2020-07-28 19:06:38,004 INFO L280 TraceCheckUtils]: 66: Hoare triple {33384#true} assume 0 != test_~tmp___2~0; {33384#true} is VALID [2020-07-28 19:06:38,004 INFO L280 TraceCheckUtils]: 67: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,005 INFO L280 TraceCheckUtils]: 68: Hoare triple {33384#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33384#true} is VALID [2020-07-28 19:06:38,005 INFO L280 TraceCheckUtils]: 69: Hoare triple {33384#true} assume 0 != ~pumpRunning~0; {33384#true} is VALID [2020-07-28 19:06:38,005 INFO L280 TraceCheckUtils]: 70: Hoare triple {33384#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {33384#true} is VALID [2020-07-28 19:06:38,005 INFO L280 TraceCheckUtils]: 71: Hoare triple {33384#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33384#true} is VALID [2020-07-28 19:06:38,005 INFO L280 TraceCheckUtils]: 72: Hoare triple {33384#true} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {33384#true} is VALID [2020-07-28 19:06:38,006 INFO L280 TraceCheckUtils]: 73: Hoare triple {33384#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {33384#true} is VALID [2020-07-28 19:06:38,006 INFO L280 TraceCheckUtils]: 74: Hoare triple {33384#true} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {33384#true} is VALID [2020-07-28 19:06:38,006 INFO L280 TraceCheckUtils]: 75: Hoare triple {33384#true} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {33384#true} is VALID [2020-07-28 19:06:38,006 INFO L280 TraceCheckUtils]: 76: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33384#true} is VALID [2020-07-28 19:06:38,007 INFO L280 TraceCheckUtils]: 77: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33384#true} is VALID [2020-07-28 19:06:38,007 INFO L280 TraceCheckUtils]: 78: Hoare triple {33384#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,007 INFO L280 TraceCheckUtils]: 79: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {33384#true} is VALID [2020-07-28 19:06:38,007 INFO L280 TraceCheckUtils]: 80: Hoare triple {33384#true} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {33384#true} is VALID [2020-07-28 19:06:38,008 INFO L280 TraceCheckUtils]: 81: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:38,008 INFO L280 TraceCheckUtils]: 82: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:38,008 INFO L280 TraceCheckUtils]: 83: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:38,008 INFO L280 TraceCheckUtils]: 84: Hoare triple {33384#true} assume 0 != test_~tmp~4; {33384#true} is VALID [2020-07-28 19:06:38,009 INFO L280 TraceCheckUtils]: 85: Hoare triple {33384#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33384#true} is VALID [2020-07-28 19:06:38,009 INFO L280 TraceCheckUtils]: 86: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33384#true} is VALID [2020-07-28 19:06:38,009 INFO L280 TraceCheckUtils]: 87: Hoare triple {33384#true} assume 0 != test_~tmp___0~1; {33384#true} is VALID [2020-07-28 19:06:38,009 INFO L280 TraceCheckUtils]: 88: Hoare triple {33384#true} assume 0 != ~methaneLevelCritical~0;~methaneLevelCritical~0 := 0; {33384#true} is VALID [2020-07-28 19:06:38,010 INFO L280 TraceCheckUtils]: 89: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33384#true} is VALID [2020-07-28 19:06:38,010 INFO L280 TraceCheckUtils]: 90: Hoare triple {33384#true} assume 0 != test_~tmp___2~0; {33384#true} is VALID [2020-07-28 19:06:38,010 INFO L280 TraceCheckUtils]: 91: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,010 INFO L280 TraceCheckUtils]: 92: Hoare triple {33384#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33384#true} is VALID [2020-07-28 19:06:38,011 INFO L280 TraceCheckUtils]: 93: Hoare triple {33384#true} assume !(0 != ~pumpRunning~0); {33384#true} is VALID [2020-07-28 19:06:38,011 INFO L280 TraceCheckUtils]: 94: Hoare triple {33384#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33384#true} is VALID [2020-07-28 19:06:38,011 INFO L280 TraceCheckUtils]: 95: Hoare triple {33384#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {33384#true} is VALID [2020-07-28 19:06:38,011 INFO L280 TraceCheckUtils]: 96: Hoare triple {33384#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {33384#true} is VALID [2020-07-28 19:06:38,013 INFO L280 TraceCheckUtils]: 97: Hoare triple {33384#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~11 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,013 INFO L280 TraceCheckUtils]: 98: Hoare triple {33386#(<= ~waterLevel~0 1)} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,014 INFO L280 TraceCheckUtils]: 99: Hoare triple {33386#(<= ~waterLevel~0 1)} assume 0 != isHighWaterLevel_~tmp~3;isHighWaterLevel_~tmp___0~0 := 0; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,015 INFO L280 TraceCheckUtils]: 100: Hoare triple {33386#(<= ~waterLevel~0 1)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,015 INFO L280 TraceCheckUtils]: 101: Hoare triple {33386#(<= ~waterLevel~0 1)} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,016 INFO L280 TraceCheckUtils]: 102: Hoare triple {33386#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~0); {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,016 INFO L280 TraceCheckUtils]: 103: Hoare triple {33386#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,017 INFO L280 TraceCheckUtils]: 104: Hoare triple {33386#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,018 INFO L280 TraceCheckUtils]: 105: Hoare triple {33386#(<= ~waterLevel~0 1)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,018 INFO L280 TraceCheckUtils]: 106: Hoare triple {33386#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,019 INFO L280 TraceCheckUtils]: 107: Hoare triple {33386#(<= ~waterLevel~0 1)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,019 INFO L280 TraceCheckUtils]: 108: Hoare triple {33386#(<= ~waterLevel~0 1)} assume !false; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,020 INFO L280 TraceCheckUtils]: 109: Hoare triple {33386#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,020 INFO L280 TraceCheckUtils]: 110: Hoare triple {33386#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,021 INFO L280 TraceCheckUtils]: 111: Hoare triple {33386#(<= ~waterLevel~0 1)} assume 0 != test_~tmp~4; {33386#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:06:38,022 INFO L280 TraceCheckUtils]: 112: Hoare triple {33386#(<= ~waterLevel~0 1)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,022 INFO L280 TraceCheckUtils]: 113: Hoare triple {33387#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,023 INFO L280 TraceCheckUtils]: 114: Hoare triple {33387#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~1); {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,023 INFO L280 TraceCheckUtils]: 115: Hoare triple {33387#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,024 INFO L280 TraceCheckUtils]: 116: Hoare triple {33387#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,024 INFO L280 TraceCheckUtils]: 117: Hoare triple {33387#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,025 INFO L280 TraceCheckUtils]: 118: Hoare triple {33387#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,025 INFO L280 TraceCheckUtils]: 119: Hoare triple {33387#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,026 INFO L280 TraceCheckUtils]: 120: Hoare triple {33387#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,027 INFO L280 TraceCheckUtils]: 121: Hoare triple {33387#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,027 INFO L280 TraceCheckUtils]: 122: Hoare triple {33387#(<= ~waterLevel~0 2)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,028 INFO L280 TraceCheckUtils]: 123: Hoare triple {33387#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,029 INFO L280 TraceCheckUtils]: 124: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,029 INFO L280 TraceCheckUtils]: 125: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,030 INFO L280 TraceCheckUtils]: 126: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,031 INFO L280 TraceCheckUtils]: 127: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,032 INFO L280 TraceCheckUtils]: 128: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,032 INFO L280 TraceCheckUtils]: 129: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,033 INFO L280 TraceCheckUtils]: 130: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,034 INFO L280 TraceCheckUtils]: 131: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,035 INFO L280 TraceCheckUtils]: 132: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33389#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} is VALID [2020-07-28 19:06:38,036 INFO L280 TraceCheckUtils]: 133: Hoare triple {33389#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33390#(and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2))} is VALID [2020-07-28 19:06:38,038 INFO L280 TraceCheckUtils]: 134: Hoare triple {33390#(and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33385#false} is VALID [2020-07-28 19:06:38,038 INFO L280 TraceCheckUtils]: 135: Hoare triple {33385#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {33385#false} is VALID [2020-07-28 19:06:38,038 INFO L280 TraceCheckUtils]: 136: Hoare triple {33385#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {33385#false} is VALID [2020-07-28 19:06:38,038 INFO L280 TraceCheckUtils]: 137: Hoare triple {33385#false} assume 0 == ~switchedOnBeforeTS~0; {33385#false} is VALID [2020-07-28 19:06:38,039 INFO L280 TraceCheckUtils]: 138: Hoare triple {33385#false} assume !false; {33385#false} is VALID [2020-07-28 19:06:38,053 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 100 proven. 8 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2020-07-28 19:06:38,053 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532268089] [2020-07-28 19:06:38,053 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [337631844] [2020-07-28 19:06:38,054 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:06:38,205 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-07-28 19:06:38,206 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-28 19:06:38,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-28 19:06:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:38,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:06:38,492 INFO L280 TraceCheckUtils]: 0: Hoare triple {33384#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(110, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(102, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 3 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(80, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(117, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(109, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(112, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(32, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string19.base, #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 1 + #t~string19.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {33384#true} is VALID [2020-07-28 19:06:38,493 INFO L280 TraceCheckUtils]: 1: Hoare triple {33384#true} havoc main_#res;havoc main_#t~ret25, main_~retValue_acc~3, main_~tmp~5;havoc main_~retValue_acc~3;havoc main_~tmp~5; {33384#true} is VALID [2020-07-28 19:06:38,493 INFO L280 TraceCheckUtils]: 2: Hoare triple {33384#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; {33384#true} is VALID [2020-07-28 19:06:38,493 INFO L280 TraceCheckUtils]: 3: Hoare triple {33384#true} main_#t~ret25 := valid_product_#res;assume -2147483648 <= main_#t~ret25 && main_#t~ret25 <= 2147483647;main_~tmp~5 := main_#t~ret25;havoc main_#t~ret25; {33384#true} is VALID [2020-07-28 19:06:38,493 INFO L280 TraceCheckUtils]: 4: Hoare triple {33384#true} assume 0 != main_~tmp~5; {33384#true} is VALID [2020-07-28 19:06:38,493 INFO L280 TraceCheckUtils]: 5: Hoare triple {33384#true} ~switchedOnBeforeTS~0 := 0; {33384#true} is VALID [2020-07-28 19:06:38,494 INFO L280 TraceCheckUtils]: 6: Hoare triple {33384#true} havoc test_#t~nondet21, test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {33384#true} is VALID [2020-07-28 19:06:38,494 INFO L280 TraceCheckUtils]: 7: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:38,494 INFO L280 TraceCheckUtils]: 8: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:38,494 INFO L280 TraceCheckUtils]: 9: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:38,495 INFO L280 TraceCheckUtils]: 10: Hoare triple {33384#true} assume 0 != test_~tmp~4; {33384#true} is VALID [2020-07-28 19:06:38,495 INFO L280 TraceCheckUtils]: 11: Hoare triple {33384#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33384#true} is VALID [2020-07-28 19:06:38,495 INFO L280 TraceCheckUtils]: 12: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33384#true} is VALID [2020-07-28 19:06:38,495 INFO L280 TraceCheckUtils]: 13: Hoare triple {33384#true} assume !(0 != test_~tmp___0~1); {33384#true} is VALID [2020-07-28 19:06:38,495 INFO L280 TraceCheckUtils]: 14: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33384#true} is VALID [2020-07-28 19:06:38,496 INFO L280 TraceCheckUtils]: 15: Hoare triple {33384#true} assume 0 != test_~tmp___2~0; {33384#true} is VALID [2020-07-28 19:06:38,496 INFO L280 TraceCheckUtils]: 16: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,496 INFO L280 TraceCheckUtils]: 17: Hoare triple {33384#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33384#true} is VALID [2020-07-28 19:06:38,496 INFO L280 TraceCheckUtils]: 18: Hoare triple {33384#true} assume !(0 != ~pumpRunning~0); {33384#true} is VALID [2020-07-28 19:06:38,497 INFO L280 TraceCheckUtils]: 19: Hoare triple {33384#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33384#true} is VALID [2020-07-28 19:06:38,497 INFO L280 TraceCheckUtils]: 20: Hoare triple {33384#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {33384#true} is VALID [2020-07-28 19:06:38,497 INFO L280 TraceCheckUtils]: 21: Hoare triple {33384#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {33384#true} is VALID [2020-07-28 19:06:38,497 INFO L280 TraceCheckUtils]: 22: Hoare triple {33384#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {33384#true} is VALID [2020-07-28 19:06:38,497 INFO L280 TraceCheckUtils]: 23: Hoare triple {33384#true} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {33384#true} is VALID [2020-07-28 19:06:38,498 INFO L280 TraceCheckUtils]: 24: Hoare triple {33384#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {33384#true} is VALID [2020-07-28 19:06:38,498 INFO L280 TraceCheckUtils]: 25: Hoare triple {33384#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33384#true} is VALID [2020-07-28 19:06:38,498 INFO L280 TraceCheckUtils]: 26: Hoare triple {33384#true} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {33384#true} is VALID [2020-07-28 19:06:38,498 INFO L280 TraceCheckUtils]: 27: Hoare triple {33384#true} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {33384#true} is VALID [2020-07-28 19:06:38,499 INFO L280 TraceCheckUtils]: 28: Hoare triple {33384#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {33384#true} is VALID [2020-07-28 19:06:38,499 INFO L280 TraceCheckUtils]: 29: Hoare triple {33384#true} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {33384#true} is VALID [2020-07-28 19:06:38,499 INFO L280 TraceCheckUtils]: 30: Hoare triple {33384#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {33384#true} is VALID [2020-07-28 19:06:38,499 INFO L280 TraceCheckUtils]: 31: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33384#true} is VALID [2020-07-28 19:06:38,500 INFO L280 TraceCheckUtils]: 32: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33384#true} is VALID [2020-07-28 19:06:38,500 INFO L280 TraceCheckUtils]: 33: Hoare triple {33384#true} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); {33384#true} is VALID [2020-07-28 19:06:38,500 INFO L280 TraceCheckUtils]: 34: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:38,500 INFO L280 TraceCheckUtils]: 35: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:38,501 INFO L280 TraceCheckUtils]: 36: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:38,501 INFO L280 TraceCheckUtils]: 37: Hoare triple {33384#true} assume !(0 != test_~tmp~4); {33384#true} is VALID [2020-07-28 19:06:38,501 INFO L280 TraceCheckUtils]: 38: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33384#true} is VALID [2020-07-28 19:06:38,501 INFO L280 TraceCheckUtils]: 39: Hoare triple {33384#true} assume !(0 != test_~tmp___0~1); {33384#true} is VALID [2020-07-28 19:06:38,502 INFO L280 TraceCheckUtils]: 40: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33384#true} is VALID [2020-07-28 19:06:38,502 INFO L280 TraceCheckUtils]: 41: Hoare triple {33384#true} assume 0 != test_~tmp___2~0; {33384#true} is VALID [2020-07-28 19:06:38,502 INFO L280 TraceCheckUtils]: 42: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,502 INFO L280 TraceCheckUtils]: 43: Hoare triple {33384#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33384#true} is VALID [2020-07-28 19:06:38,503 INFO L280 TraceCheckUtils]: 44: Hoare triple {33384#true} assume 0 != ~pumpRunning~0; {33384#true} is VALID [2020-07-28 19:06:38,503 INFO L280 TraceCheckUtils]: 45: Hoare triple {33384#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {33384#true} is VALID [2020-07-28 19:06:38,503 INFO L280 TraceCheckUtils]: 46: Hoare triple {33384#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33384#true} is VALID [2020-07-28 19:06:38,503 INFO L280 TraceCheckUtils]: 47: Hoare triple {33384#true} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {33384#true} is VALID [2020-07-28 19:06:38,504 INFO L280 TraceCheckUtils]: 48: Hoare triple {33384#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {33384#true} is VALID [2020-07-28 19:06:38,504 INFO L280 TraceCheckUtils]: 49: Hoare triple {33384#true} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {33384#true} is VALID [2020-07-28 19:06:38,504 INFO L280 TraceCheckUtils]: 50: Hoare triple {33384#true} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {33384#true} is VALID [2020-07-28 19:06:38,504 INFO L280 TraceCheckUtils]: 51: Hoare triple {33384#true} assume !(0 == ~pumpRunning~0); {33384#true} is VALID [2020-07-28 19:06:38,505 INFO L280 TraceCheckUtils]: 52: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33384#true} is VALID [2020-07-28 19:06:38,505 INFO L280 TraceCheckUtils]: 53: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33384#true} is VALID [2020-07-28 19:06:38,505 INFO L280 TraceCheckUtils]: 54: Hoare triple {33384#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,505 INFO L280 TraceCheckUtils]: 55: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {33384#true} is VALID [2020-07-28 19:06:38,506 INFO L280 TraceCheckUtils]: 56: Hoare triple {33384#true} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {33384#true} is VALID [2020-07-28 19:06:38,506 INFO L280 TraceCheckUtils]: 57: Hoare triple {33384#true} assume !(0 == ~switchedOnBeforeTS~0); {33384#true} is VALID [2020-07-28 19:06:38,506 INFO L280 TraceCheckUtils]: 58: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:38,506 INFO L280 TraceCheckUtils]: 59: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:38,507 INFO L280 TraceCheckUtils]: 60: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:38,507 INFO L280 TraceCheckUtils]: 61: Hoare triple {33384#true} assume !(0 != test_~tmp~4); {33384#true} is VALID [2020-07-28 19:06:38,507 INFO L280 TraceCheckUtils]: 62: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33384#true} is VALID [2020-07-28 19:06:38,507 INFO L280 TraceCheckUtils]: 63: Hoare triple {33384#true} assume 0 != test_~tmp___0~1; {33384#true} is VALID [2020-07-28 19:06:38,508 INFO L280 TraceCheckUtils]: 64: Hoare triple {33384#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {33384#true} is VALID [2020-07-28 19:06:38,508 INFO L280 TraceCheckUtils]: 65: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33384#true} is VALID [2020-07-28 19:06:38,508 INFO L280 TraceCheckUtils]: 66: Hoare triple {33384#true} assume 0 != test_~tmp___2~0; {33384#true} is VALID [2020-07-28 19:06:38,508 INFO L280 TraceCheckUtils]: 67: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,509 INFO L280 TraceCheckUtils]: 68: Hoare triple {33384#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33384#true} is VALID [2020-07-28 19:06:38,509 INFO L280 TraceCheckUtils]: 69: Hoare triple {33384#true} assume 0 != ~pumpRunning~0; {33384#true} is VALID [2020-07-28 19:06:38,509 INFO L280 TraceCheckUtils]: 70: Hoare triple {33384#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {33384#true} is VALID [2020-07-28 19:06:38,510 INFO L280 TraceCheckUtils]: 71: Hoare triple {33384#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33384#true} is VALID [2020-07-28 19:06:38,510 INFO L280 TraceCheckUtils]: 72: Hoare triple {33384#true} assume 0 != ~pumpRunning~0;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {33384#true} is VALID [2020-07-28 19:06:38,510 INFO L280 TraceCheckUtils]: 73: Hoare triple {33384#true} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {33384#true} is VALID [2020-07-28 19:06:38,510 INFO L280 TraceCheckUtils]: 74: Hoare triple {33384#true} processEnvironment_#t~ret1 := isMethaneAlarm_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {33384#true} is VALID [2020-07-28 19:06:38,511 INFO L280 TraceCheckUtils]: 75: Hoare triple {33384#true} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {33384#true} is VALID [2020-07-28 19:06:38,511 INFO L280 TraceCheckUtils]: 76: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33384#true} is VALID [2020-07-28 19:06:38,511 INFO L280 TraceCheckUtils]: 77: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33384#true} is VALID [2020-07-28 19:06:38,511 INFO L280 TraceCheckUtils]: 78: Hoare triple {33384#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,512 INFO L280 TraceCheckUtils]: 79: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {33384#true} is VALID [2020-07-28 19:06:38,512 INFO L280 TraceCheckUtils]: 80: Hoare triple {33384#true} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {33384#true} is VALID [2020-07-28 19:06:38,512 INFO L280 TraceCheckUtils]: 81: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:38,513 INFO L280 TraceCheckUtils]: 82: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:38,513 INFO L280 TraceCheckUtils]: 83: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:38,513 INFO L280 TraceCheckUtils]: 84: Hoare triple {33384#true} assume 0 != test_~tmp~4; {33384#true} is VALID [2020-07-28 19:06:38,513 INFO L280 TraceCheckUtils]: 85: Hoare triple {33384#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33384#true} is VALID [2020-07-28 19:06:38,514 INFO L280 TraceCheckUtils]: 86: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33384#true} is VALID [2020-07-28 19:06:38,514 INFO L280 TraceCheckUtils]: 87: Hoare triple {33384#true} assume 0 != test_~tmp___0~1; {33384#true} is VALID [2020-07-28 19:06:38,514 INFO L280 TraceCheckUtils]: 88: Hoare triple {33384#true} assume 0 != ~methaneLevelCritical~0;~methaneLevelCritical~0 := 0; {33384#true} is VALID [2020-07-28 19:06:38,514 INFO L280 TraceCheckUtils]: 89: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33384#true} is VALID [2020-07-28 19:06:38,515 INFO L280 TraceCheckUtils]: 90: Hoare triple {33384#true} assume 0 != test_~tmp___2~0; {33384#true} is VALID [2020-07-28 19:06:38,515 INFO L280 TraceCheckUtils]: 91: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,515 INFO L280 TraceCheckUtils]: 92: Hoare triple {33384#true} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33384#true} is VALID [2020-07-28 19:06:38,515 INFO L280 TraceCheckUtils]: 93: Hoare triple {33384#true} assume !(0 != ~pumpRunning~0); {33384#true} is VALID [2020-07-28 19:06:38,516 INFO L280 TraceCheckUtils]: 94: Hoare triple {33384#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33384#true} is VALID [2020-07-28 19:06:38,516 INFO L280 TraceCheckUtils]: 95: Hoare triple {33384#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {33384#true} is VALID [2020-07-28 19:06:38,516 INFO L280 TraceCheckUtils]: 96: Hoare triple {33384#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {33384#true} is VALID [2020-07-28 19:06:38,516 INFO L280 TraceCheckUtils]: 97: Hoare triple {33384#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~11 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {33384#true} is VALID [2020-07-28 19:06:38,517 INFO L280 TraceCheckUtils]: 98: Hoare triple {33384#true} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {33384#true} is VALID [2020-07-28 19:06:38,517 INFO L280 TraceCheckUtils]: 99: Hoare triple {33384#true} assume 0 != isHighWaterLevel_~tmp~3;isHighWaterLevel_~tmp___0~0 := 0; {33384#true} is VALID [2020-07-28 19:06:38,517 INFO L280 TraceCheckUtils]: 100: Hoare triple {33384#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33384#true} is VALID [2020-07-28 19:06:38,517 INFO L280 TraceCheckUtils]: 101: Hoare triple {33384#true} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {33384#true} is VALID [2020-07-28 19:06:38,518 INFO L280 TraceCheckUtils]: 102: Hoare triple {33384#true} assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~0); {33384#true} is VALID [2020-07-28 19:06:38,518 INFO L280 TraceCheckUtils]: 103: Hoare triple {33384#true} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33384#true} is VALID [2020-07-28 19:06:38,518 INFO L280 TraceCheckUtils]: 104: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33384#true} is VALID [2020-07-28 19:06:38,519 INFO L280 TraceCheckUtils]: 105: Hoare triple {33384#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33384#true} is VALID [2020-07-28 19:06:38,519 INFO L280 TraceCheckUtils]: 106: Hoare triple {33384#true} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {33384#true} is VALID [2020-07-28 19:06:38,519 INFO L280 TraceCheckUtils]: 107: Hoare triple {33384#true} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); {33384#true} is VALID [2020-07-28 19:06:38,519 INFO L280 TraceCheckUtils]: 108: Hoare triple {33384#true} assume !false; {33384#true} is VALID [2020-07-28 19:06:38,520 INFO L280 TraceCheckUtils]: 109: Hoare triple {33384#true} assume test_~splverifierCounter~0 < 4; {33384#true} is VALID [2020-07-28 19:06:38,520 INFO L280 TraceCheckUtils]: 110: Hoare triple {33384#true} assume -2147483648 <= test_#t~nondet21 && test_#t~nondet21 <= 2147483647;test_~tmp~4 := test_#t~nondet21;havoc test_#t~nondet21; {33384#true} is VALID [2020-07-28 19:06:38,520 INFO L280 TraceCheckUtils]: 111: Hoare triple {33384#true} assume 0 != test_~tmp~4; {33384#true} is VALID [2020-07-28 19:06:38,521 INFO L280 TraceCheckUtils]: 112: Hoare triple {33384#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,522 INFO L280 TraceCheckUtils]: 113: Hoare triple {33387#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp___0~1 := test_#t~nondet22;havoc test_#t~nondet22; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,523 INFO L280 TraceCheckUtils]: 114: Hoare triple {33387#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~1); {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,523 INFO L280 TraceCheckUtils]: 115: Hoare triple {33387#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___2~0 := test_#t~nondet23;havoc test_#t~nondet23; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,524 INFO L280 TraceCheckUtils]: 116: Hoare triple {33387#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,525 INFO L280 TraceCheckUtils]: 117: Hoare triple {33387#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret62;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,525 INFO L280 TraceCheckUtils]: 118: Hoare triple {33387#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret62 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret62 && __utac_acc__Specification5_spec__2_#t~ret62 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret62;havoc __utac_acc__Specification5_spec__2_#t~ret62; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,526 INFO L280 TraceCheckUtils]: 119: Hoare triple {33387#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,527 INFO L280 TraceCheckUtils]: 120: Hoare triple {33387#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,527 INFO L280 TraceCheckUtils]: 121: Hoare triple {33387#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret0, processEnvironment__wrappee__methaneQuery_~tmp~0;havoc processEnvironment__wrappee__methaneQuery_~tmp~0; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,528 INFO L280 TraceCheckUtils]: 122: Hoare triple {33387#(<= ~waterLevel~0 2)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret20, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~3, isHighWaterLevel_~tmp___0~0;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~3;havoc isHighWaterLevel_~tmp___0~0;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~11;havoc isHighWaterSensorDry_~retValue_acc~11; {33387#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:06:38,529 INFO L280 TraceCheckUtils]: 123: Hoare triple {33387#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~11 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~11; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,530 INFO L280 TraceCheckUtils]: 124: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_#t~ret20 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret20 && isHighWaterLevel_#t~ret20 <= 2147483647;isHighWaterLevel_~tmp~3 := isHighWaterLevel_#t~ret20;havoc isHighWaterLevel_#t~ret20; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,531 INFO L280 TraceCheckUtils]: 125: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,531 INFO L280 TraceCheckUtils]: 126: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,532 INFO L280 TraceCheckUtils]: 127: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} processEnvironment__wrappee__methaneQuery_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__methaneQuery_#t~ret0 && processEnvironment__wrappee__methaneQuery_#t~ret0 <= 2147483647;processEnvironment__wrappee__methaneQuery_~tmp~0 := processEnvironment__wrappee__methaneQuery_#t~ret0;havoc processEnvironment__wrappee__methaneQuery_#t~ret0; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,533 INFO L280 TraceCheckUtils]: 128: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != processEnvironment__wrappee__methaneQuery_~tmp~0;havoc activatePump_#t~ret2, activatePump_~tmp~2;havoc activatePump_~tmp~2;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret3, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,534 INFO L280 TraceCheckUtils]: 129: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isMethaneAlarm_#t~ret3 := isMethaneLevelCritical_#res;assume -2147483648 <= isMethaneAlarm_#t~ret3 && isMethaneAlarm_#t~ret3 <= 2147483647;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret3;havoc isMethaneAlarm_#t~ret3;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,535 INFO L280 TraceCheckUtils]: 130: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} activatePump_#t~ret2 := isMethaneAlarm_#res;assume -2147483648 <= activatePump_#t~ret2 && activatePump_#t~ret2 <= 2147483647;activatePump_~tmp~2 := activatePump_#t~ret2;havoc activatePump_#t~ret2; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,536 INFO L280 TraceCheckUtils]: 131: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:38,537 INFO L280 TraceCheckUtils]: 132: Hoare triple {33388#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__3_#t~ret63, __utac_acc__Specification5_spec__3_#t~ret64, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; {33389#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} is VALID [2020-07-28 19:06:38,538 INFO L280 TraceCheckUtils]: 133: Hoare triple {33389#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} __utac_acc__Specification5_spec__3_#t~ret63 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret63 && __utac_acc__Specification5_spec__3_#t~ret63 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret63;havoc __utac_acc__Specification5_spec__3_#t~ret63; {33390#(and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2))} is VALID [2020-07-28 19:06:38,539 INFO L280 TraceCheckUtils]: 134: Hoare triple {33390#(and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {33385#false} is VALID [2020-07-28 19:06:38,539 INFO L280 TraceCheckUtils]: 135: Hoare triple {33385#false} __utac_acc__Specification5_spec__3_#t~ret64 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret64 && __utac_acc__Specification5_spec__3_#t~ret64 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret64;havoc __utac_acc__Specification5_spec__3_#t~ret64; {33385#false} is VALID [2020-07-28 19:06:38,539 INFO L280 TraceCheckUtils]: 136: Hoare triple {33385#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {33385#false} is VALID [2020-07-28 19:06:38,539 INFO L280 TraceCheckUtils]: 137: Hoare triple {33385#false} assume 0 == ~switchedOnBeforeTS~0; {33385#false} is VALID [2020-07-28 19:06:38,540 INFO L280 TraceCheckUtils]: 138: Hoare triple {33385#false} assume !false; {33385#false} is VALID [2020-07-28 19:06:38,553 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2020-07-28 19:06:38,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-28 19:06:38,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 7 [2020-07-28 19:06:38,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776845668] [2020-07-28 19:06:38,555 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2020-07-28 19:06:38,555 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:38,555 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:06:38,658 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 81 edges. 81 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:38,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:06:38,658 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:38,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:06:38,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-28 19:06:38,659 INFO L87 Difference]: Start difference. First operand 479 states and 551 transitions. Second operand 6 states. [2020-07-28 19:06:42,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:42,032 INFO L93 Difference]: Finished difference Result 920 states and 1067 transitions. [2020-07-28 19:06:42,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-28 19:06:42,033 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2020-07-28 19:06:42,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:42,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:06:42,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 167 transitions. [2020-07-28 19:06:42,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:06:42,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 167 transitions. [2020-07-28 19:06:42,035 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 167 transitions. [2020-07-28 19:06:42,248 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 167 edges. 167 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:42,249 INFO L225 Difference]: With dead ends: 920 [2020-07-28 19:06:42,249 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:06:42,251 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 140 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-07-28 19:06:42,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:06:42,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:06:42,252 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:42,252 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:06:42,252 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:06:42,252 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:06:42,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:42,252 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:06:42,252 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:06:42,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:42,253 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:42,253 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:06:42,253 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:06:42,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:42,253 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:06:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:06:42,253 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:42,253 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:42,253 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:42,253 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:42,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:06:42,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:06:42,254 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 139 [2020-07-28 19:06:42,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:42,254 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:06:42,254 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:06:42,254 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:06:42,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:42,469 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:06:42,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:06:43,026 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 145 [2020-07-28 19:06:43,714 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 247 [2020-07-28 19:06:43,879 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 112 [2020-07-28 19:06:44,214 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 188 [2020-07-28 19:06:44,625 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 220 [2020-07-28 19:06:45,058 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 242 [2020-07-28 19:06:45,409 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 243 [2020-07-28 19:06:45,631 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 197 [2020-07-28 19:06:45,771 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 163 [2020-07-28 19:06:46,011 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 175 [2020-07-28 19:06:46,279 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 26 [2020-07-28 19:06:46,426 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 23 [2020-07-28 19:06:46,566 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2020-07-28 19:06:47,491 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 53 [2020-07-28 19:06:49,123 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 238 DAG size of output: 26 [2020-07-28 19:06:49,650 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 28 [2020-07-28 19:06:50,702 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 185 DAG size of output: 29 [2020-07-28 19:06:52,225 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 210 DAG size of output: 32 [2020-07-28 19:06:52,508 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 36 [2020-07-28 19:06:54,187 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-07-28 19:06:55,926 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 234 DAG size of output: 29 [2020-07-28 19:06:57,287 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 189 DAG size of output: 30 [2020-07-28 19:06:58,203 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-07-28 19:06:59,363 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 166 DAG size of output: 37 [2020-07-28 19:06:59,478 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 6 [2020-07-28 19:07:00,144 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 43 [2020-07-28 19:07:00,272 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-28 19:07:00,272 INFO L268 CegarLoopResult]: For program point L103(lines 103 120) no Hoare annotation was computed. [2020-07-28 19:07:00,272 INFO L268 CegarLoopResult]: For program point L103-1(lines 103 120) no Hoare annotation was computed. [2020-07-28 19:07:00,273 INFO L268 CegarLoopResult]: For program point L103-2(lines 103 120) no Hoare annotation was computed. [2020-07-28 19:07:00,273 INFO L268 CegarLoopResult]: For program point L103-3(lines 103 120) no Hoare annotation was computed. [2020-07-28 19:07:00,273 INFO L268 CegarLoopResult]: For program point L103-4(lines 103 120) no Hoare annotation was computed. [2020-07-28 19:07:00,273 INFO L268 CegarLoopResult]: For program point L103-5(lines 103 120) no Hoare annotation was computed. [2020-07-28 19:07:00,273 INFO L264 CegarLoopResult]: At program point L863(lines 71 77) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse9 (= 1 ~pumpRunning~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 (= 0 ~systemActive~0) .cse3 .cse4) (and .cse1 .cse6 .cse2 .cse7 .cse8 .cse5 .cse9) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse5 .cse9) (and .cse1 .cse6 .cse2 .cse3 .cse4 .cse5))) [2020-07-28 19:07:00,274 INFO L264 CegarLoopResult]: At program point L863-1(lines 71 77) the Hoare annotation is: false [2020-07-28 19:07:00,274 INFO L264 CegarLoopResult]: At program point L863-2(lines 71 77) the Hoare annotation is: false [2020-07-28 19:07:00,274 INFO L264 CegarLoopResult]: At program point L335(lines 286 336) the Hoare annotation is: false [2020-07-28 19:07:00,274 INFO L264 CegarLoopResult]: At program point L71(lines 67 89) the Hoare annotation is: (let ((.cse2 (= 1 ~methaneLevelCritical~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse1 (= 0 ~pumpRunning~0)) (.cse9 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse8 (= 1 ~pumpRunning~0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse2 .cse3 .cse1 .cse4) (and .cse0 .cse2 .cse5 .cse6 .cse7 .cse4 .cse8) (and .cse9 .cse0 .cse3 .cse1 .cse4) (and .cse9 .cse0 .cse5 .cse6 .cse7 .cse4 .cse8))) [2020-07-28 19:07:00,274 INFO L264 CegarLoopResult]: At program point L71-1(lines 67 89) the Hoare annotation is: false [2020-07-28 19:07:00,274 INFO L264 CegarLoopResult]: At program point L71-2(lines 67 89) the Hoare annotation is: false [2020-07-28 19:07:00,274 INFO L264 CegarLoopResult]: At program point L403(lines 399 405) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:00,274 INFO L264 CegarLoopResult]: At program point L833(lines 1 988) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:00,275 INFO L268 CegarLoopResult]: For program point L107(lines 107 115) no Hoare annotation was computed. [2020-07-28 19:07:00,275 INFO L268 CegarLoopResult]: For program point L107-1(lines 107 115) no Hoare annotation was computed. [2020-07-28 19:07:00,275 INFO L268 CegarLoopResult]: For program point L107-2(lines 107 115) no Hoare annotation was computed. [2020-07-28 19:07:00,275 INFO L268 CegarLoopResult]: For program point L107-3(lines 107 115) no Hoare annotation was computed. [2020-07-28 19:07:00,275 INFO L268 CegarLoopResult]: For program point L107-4(lines 107 115) no Hoare annotation was computed. [2020-07-28 19:07:00,276 INFO L268 CegarLoopResult]: For program point L107-5(lines 107 115) no Hoare annotation was computed. [2020-07-28 19:07:00,276 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-28 19:07:00,276 INFO L268 CegarLoopResult]: For program point L307(lines 307 313) no Hoare annotation was computed. [2020-07-28 19:07:00,276 INFO L264 CegarLoopResult]: At program point L307-1(lines 307 313) the Hoare annotation is: (let ((.cse4 (= 1 ~pumpRunning~0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (= 0 ~systemActive~0) .cse5) (and .cse1 .cse6 .cse2 .cse3 .cse4) (and .cse1 .cse6 .cse2 .cse5 .cse3) (and .cse0 .cse1 .cse2 .cse5 .cse3))) [2020-07-28 19:07:00,276 INFO L268 CegarLoopResult]: For program point L902(lines 902 906) no Hoare annotation was computed. [2020-07-28 19:07:00,277 INFO L268 CegarLoopResult]: For program point L902-3(lines 902 906) no Hoare annotation was computed. [2020-07-28 19:07:00,277 INFO L268 CegarLoopResult]: For program point L902-6(lines 902 906) no Hoare annotation was computed. [2020-07-28 19:07:00,277 INFO L271 CegarLoopResult]: At program point L440(lines 421 443) the Hoare annotation is: true [2020-07-28 19:07:00,277 INFO L268 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-07-28 19:07:00,277 INFO L268 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2020-07-28 19:07:00,278 INFO L268 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2020-07-28 19:07:00,278 INFO L264 CegarLoopResult]: At program point L78(lines 78 84) the Hoare annotation is: (let ((.cse3 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse5 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 1 ~pumpRunning~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse1 (= 0 ~pumpRunning~0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse2 (<= 2 ~waterLevel~0) .cse0 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 (= 1 ~methaneLevelCritical~0) .cse4 .cse1 .cse6) (and .cse2 .cse0 .cse3 (= 0 ULTIMATE.start_processEnvironment_~tmp~1) .cse4 (= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse6 .cse7) (and .cse2 .cse0 .cse4 .cse1 .cse6))) [2020-07-28 19:07:00,278 INFO L264 CegarLoopResult]: At program point L78-1(lines 78 84) the Hoare annotation is: false [2020-07-28 19:07:00,278 INFO L264 CegarLoopResult]: At program point L78-2(lines 78 84) the Hoare annotation is: false [2020-07-28 19:07:00,279 INFO L264 CegarLoopResult]: At program point L971(lines 966 974) the Hoare annotation is: (let ((.cse4 (= 1 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse10 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse11 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse5 (<= ~waterLevel~0 2)) (.cse12 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse7 (= 1 ~systemActive~0)) (.cse13 (= 1 ~pumpRunning~0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse2 .cse3 .cse0 .cse4 .cse5 .cse1 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse9 .cse7 .cse10) (and .cse8 .cse2 .cse3 .cse0 .cse5 .cse1 .cse6 .cse7) (and .cse8 .cse0 .cse11 (= 0 ULTIMATE.start_processEnvironment_~tmp~1) (= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse9 .cse12 .cse10 .cse7 .cse13) (and .cse0 .cse4 .cse1 .cse9 .cse7 .cse10) (and .cse8 .cse2 .cse3 .cse0 .cse11 .cse5 .cse12 .cse6 .cse7 .cse13))) [2020-07-28 19:07:00,279 INFO L264 CegarLoopResult]: At program point L971-1(lines 966 974) the Hoare annotation is: false [2020-07-28 19:07:00,279 INFO L264 CegarLoopResult]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2020-07-28 19:07:00,279 INFO L264 CegarLoopResult]: At program point L939(lines 934 942) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= 1 ~pumpRunning~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2 .cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-07-28 19:07:00,279 INFO L264 CegarLoopResult]: At program point L939-1(lines 934 942) the Hoare annotation is: false [2020-07-28 19:07:00,279 INFO L264 CegarLoopResult]: At program point L939-2(lines 934 942) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= 1 ~systemActive~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 .cse1 (= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2 .cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4))) [2020-07-28 19:07:00,279 INFO L264 CegarLoopResult]: At program point L939-3(lines 934 942) the Hoare annotation is: false [2020-07-28 19:07:00,280 INFO L264 CegarLoopResult]: At program point L939-4(lines 934 942) the Hoare annotation is: false [2020-07-28 19:07:00,280 INFO L264 CegarLoopResult]: At program point L939-5(lines 934 942) the Hoare annotation is: false [2020-07-28 19:07:00,280 INFO L264 CegarLoopResult]: At program point L939-6(lines 934 942) the Hoare annotation is: false [2020-07-28 19:07:00,280 INFO L264 CegarLoopResult]: At program point L939-7(lines 934 942) the Hoare annotation is: false [2020-07-28 19:07:00,280 INFO L264 CegarLoopResult]: At program point L939-8(lines 934 942) the Hoare annotation is: false [2020-07-28 19:07:00,280 INFO L268 CegarLoopResult]: For program point L874(lines 874 891) no Hoare annotation was computed. [2020-07-28 19:07:00,280 INFO L264 CegarLoopResult]: At program point L841(lines 836 844) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:00,281 INFO L264 CegarLoopResult]: At program point L874-1(lines 1 988) the Hoare annotation is: (let ((.cse12 (= 1 ~methaneLevelCritical~0)) (.cse14 (= 1 ~waterLevel~0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse8 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= 1 ~pumpRunning~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse5 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2)) (.cse9 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse15 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 1)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse13 (= 0 ~pumpRunning~0)) (.cse16 (<= ~waterLevel~0 1)) (.cse11 (= 1 ~systemActive~0)) (.cse17 (<= |ULTIMATE.start_getWaterLevel_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse1 .cse2 .cse3 .cse12 .cse5 .cse6 .cse13 .cse7 .cse9 .cse11) (and .cse3 .cse12 .cse13 .cse14 .cse11) (and .cse15 .cse3 .cse12 .cse13 .cse16 .cse11 .cse17) (and .cse0 .cse3 .cse13 .cse14 .cse11) (and .cse3 (= 0 ~systemActive~0) .cse13) (and .cse0 .cse15 .cse3 .cse4 (= 0 ULTIMATE.start_processEnvironment_~tmp~1) (= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2) .cse16 .cse8 .cse17 .cse11 .cse10) (and .cse1 .cse2 .cse0 .cse3 .cse5 .cse6 .cse13 .cse7 .cse9 .cse11) (and .cse0 .cse15 .cse3 .cse13 .cse16 .cse11 .cse17))) [2020-07-28 19:07:00,281 INFO L268 CegarLoopResult]: For program point L874-2(lines 874 891) no Hoare annotation was computed. [2020-07-28 19:07:00,281 INFO L264 CegarLoopResult]: At program point L874-3(lines 1 988) the Hoare annotation is: false [2020-07-28 19:07:00,281 INFO L268 CegarLoopResult]: For program point L874-4(lines 874 891) no Hoare annotation was computed. [2020-07-28 19:07:00,281 INFO L264 CegarLoopResult]: At program point L874-5(lines 1 988) the Hoare annotation is: false [2020-07-28 19:07:00,281 INFO L268 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,281 INFO L268 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,281 INFO L268 CegarLoopResult]: For program point L248-3(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,281 INFO L268 CegarLoopResult]: For program point L248-5(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,281 INFO L268 CegarLoopResult]: For program point L248-6(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L248-8(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L248-9(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L248-11(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L248-12(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L248-14(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L248-15(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L248-17(lines 248 252) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L878(lines 878 888) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L878-2(lines 878 888) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L878-4(lines 878 888) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:07:00,282 INFO L268 CegarLoopResult]: For program point L317(lines 317 330) no Hoare annotation was computed. [2020-07-28 19:07:00,283 INFO L268 CegarLoopResult]: For program point L879(lines 879 885) no Hoare annotation was computed. [2020-07-28 19:07:00,283 INFO L268 CegarLoopResult]: For program point L879-2(lines 879 885) no Hoare annotation was computed. [2020-07-28 19:07:00,283 INFO L268 CegarLoopResult]: For program point L879-4(lines 879 885) no Hoare annotation was computed. [2020-07-28 19:07:00,283 INFO L268 CegarLoopResult]: For program point L979(lines 979 985) no Hoare annotation was computed. [2020-07-28 19:07:00,283 INFO L268 CegarLoopResult]: For program point L979-1(lines 979 985) no Hoare annotation was computed. [2020-07-28 19:07:00,283 INFO L268 CegarLoopResult]: For program point L979-2(lines 979 985) no Hoare annotation was computed. [2020-07-28 19:07:00,283 INFO L268 CegarLoopResult]: For program point L979-3(lines 979 985) no Hoare annotation was computed. [2020-07-28 19:07:00,284 INFO L268 CegarLoopResult]: For program point L979-4(lines 979 985) no Hoare annotation was computed. [2020-07-28 19:07:00,284 INFO L268 CegarLoopResult]: For program point L979-5(lines 979 985) no Hoare annotation was computed. [2020-07-28 19:07:00,284 INFO L268 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2020-07-28 19:07:00,284 INFO L264 CegarLoopResult]: At program point L254(lines 239 257) the Hoare annotation is: false [2020-07-28 19:07:00,284 INFO L264 CegarLoopResult]: At program point L254-1(lines 239 257) the Hoare annotation is: (let ((.cse3 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~pumpRunning~0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse1 .cse9 .cse2 .cse6) (and .cse8 .cse1 .cse7 .cse9 .cse2 .cse6))) [2020-07-28 19:07:00,284 INFO L264 CegarLoopResult]: At program point L254-2(lines 239 257) the Hoare annotation is: false [2020-07-28 19:07:00,284 INFO L264 CegarLoopResult]: At program point L254-3(lines 239 257) the Hoare annotation is: false [2020-07-28 19:07:00,284 INFO L264 CegarLoopResult]: At program point L254-4(lines 239 257) the Hoare annotation is: false [2020-07-28 19:07:00,284 INFO L264 CegarLoopResult]: At program point L254-5(lines 239 257) the Hoare annotation is: false [2020-07-28 19:07:00,285 INFO L268 CegarLoopResult]: For program point L288(lines 287 334) no Hoare annotation was computed. [2020-07-28 19:07:00,285 INFO L268 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-07-28 19:07:00,285 INFO L264 CegarLoopResult]: At program point L355-2(lines 355 369) the Hoare annotation is: false [2020-07-28 19:07:00,285 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:07:00,285 INFO L264 CegarLoopResult]: At program point L190(lines 183 193) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= 1 ~pumpRunning~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-07-28 19:07:00,285 INFO L264 CegarLoopResult]: At program point L190-1(lines 183 193) the Hoare annotation is: false [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L190-2(lines 183 193) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 .cse1 (= 1 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4))) [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L190-3(lines 183 193) the Hoare annotation is: false [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L190-4(lines 183 193) the Hoare annotation is: false [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L190-5(lines 183 193) the Hoare annotation is: false [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L190-6(lines 183 193) the Hoare annotation is: false [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L190-7(lines 183 193) the Hoare annotation is: false [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L190-8(lines 183 193) the Hoare annotation is: false [2020-07-28 19:07:00,286 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-07-28 19:07:00,286 INFO L268 CegarLoopResult]: For program point L323(lines 323 329) no Hoare annotation was computed. [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L323-1(lines 323 329) the Hoare annotation is: (let ((.cse4 (= 1 ~pumpRunning~0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (= 0 ~systemActive~0) .cse5) (and .cse1 .cse6 .cse2 .cse3 .cse4) (and .cse1 .cse6 .cse2 .cse5 .cse3) (and .cse0 .cse1 .cse2 .cse5 .cse3))) [2020-07-28 19:07:00,286 INFO L264 CegarLoopResult]: At program point L984(lines 975 988) the Hoare annotation is: false [2020-07-28 19:07:00,287 INFO L264 CegarLoopResult]: At program point L984-1(lines 975 988) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 1 |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse8 (<= ~waterLevel~0 1)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse2 .cse7 .cse4 .cse8 .cse5) (and .cse0 .cse6 .cse2 .cse4 .cse8 .cse5) (and .cse1 .cse2 .cse7 .cse3 .cse4 .cse5))) [2020-07-28 19:07:00,287 INFO L264 CegarLoopResult]: At program point L984-2(lines 975 988) the Hoare annotation is: false [2020-07-28 19:07:00,287 INFO L264 CegarLoopResult]: At program point L984-3(lines 975 988) the Hoare annotation is: false [2020-07-28 19:07:00,287 INFO L264 CegarLoopResult]: At program point L984-4(lines 975 988) the Hoare annotation is: false [2020-07-28 19:07:00,287 INFO L264 CegarLoopResult]: At program point L984-5(lines 975 988) the Hoare annotation is: false [2020-07-28 19:07:00,287 INFO L264 CegarLoopResult]: At program point L853(lines 848 855) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:00,287 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:07:00,287 INFO L268 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-07-28 19:07:00,287 INFO L268 CegarLoopResult]: For program point L359-1(lines 359 363) no Hoare annotation was computed. [2020-07-28 19:07:00,287 INFO L268 CegarLoopResult]: For program point L129(lines 129 146) no Hoare annotation was computed. [2020-07-28 19:07:00,288 INFO L268 CegarLoopResult]: For program point L129-1(lines 129 146) no Hoare annotation was computed. [2020-07-28 19:07:00,288 INFO L268 CegarLoopResult]: For program point L129-2(lines 129 146) no Hoare annotation was computed. [2020-07-28 19:07:00,288 INFO L268 CegarLoopResult]: For program point L262(lines 262 268) no Hoare annotation was computed. [2020-07-28 19:07:00,288 INFO L264 CegarLoopResult]: At program point L262-1(lines 262 268) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) [2020-07-28 19:07:00,288 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:07:00,288 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-28 19:07:00,288 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-07-28 19:07:00,288 INFO L264 CegarLoopResult]: At program point L297-1(lines 297 303) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 (= 1 ~methaneLevelCritical~0) .cse2 .cse1 .cse3) (and .cse4 .cse0 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 (= 1 ~pumpRunning~0)) (and .cse4 .cse0 .cse2 .cse1 .cse3))) [2020-07-28 19:07:00,288 INFO L268 CegarLoopResult]: For program point L165(lines 165 171) no Hoare annotation was computed. [2020-07-28 19:07:00,288 INFO L268 CegarLoopResult]: For program point L165-2(lines 165 171) no Hoare annotation was computed. [2020-07-28 19:07:00,289 INFO L268 CegarLoopResult]: For program point L165-4(lines 165 171) no Hoare annotation was computed. [2020-07-28 19:07:00,289 INFO L268 CegarLoopResult]: For program point L165-6(lines 165 171) no Hoare annotation was computed. [2020-07-28 19:07:00,289 INFO L268 CegarLoopResult]: For program point L165-8(lines 165 171) no Hoare annotation was computed. [2020-07-28 19:07:00,289 INFO L268 CegarLoopResult]: For program point L165-10(lines 165 171) no Hoare annotation was computed. [2020-07-28 19:07:00,289 INFO L264 CegarLoopResult]: At program point L199(lines 194 202) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse8 (= 1 ~pumpRunning~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 .cse7 .cse5 .cse8) (and .cse1 (= 0 ~systemActive~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse7 .cse5 .cse8) (and .cse1 .cse6 .cse2 .cse3 .cse4 .cse5))) [2020-07-28 19:07:00,289 INFO L264 CegarLoopResult]: At program point L199-1(lines 194 202) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse4 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 1)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (<= |ULTIMATE.start_getWaterLevel_#res| 1))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2) (and .cse3 .cse4 .cse0 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (= 0 ULTIMATE.start_processEnvironment_~tmp~1) (= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse6 .cse7 (= 1 ~pumpRunning~0)) (and .cse3 .cse4 .cse0 .cse1 .cse2 .cse5 .cse6 .cse7) (and .cse4 .cse0 (= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse5 .cse6 .cse7))) [2020-07-28 19:07:00,289 INFO L268 CegarLoopResult]: For program point L133(lines 133 141) no Hoare annotation was computed. [2020-07-28 19:07:00,289 INFO L264 CegarLoopResult]: At program point L199-2(lines 194 202) the Hoare annotation is: false [2020-07-28 19:07:00,289 INFO L268 CegarLoopResult]: For program point L133-1(lines 133 141) no Hoare annotation was computed. [2020-07-28 19:07:00,290 INFO L264 CegarLoopResult]: At program point L199-3(lines 194 202) the Hoare annotation is: false [2020-07-28 19:07:00,290 INFO L264 CegarLoopResult]: At program point L199-4(lines 194 202) the Hoare annotation is: false [2020-07-28 19:07:00,290 INFO L268 CegarLoopResult]: For program point L133-2(lines 133 141) no Hoare annotation was computed. [2020-07-28 19:07:00,290 INFO L264 CegarLoopResult]: At program point L199-5(lines 194 202) the Hoare annotation is: false [2020-07-28 19:07:00,290 INFO L268 CegarLoopResult]: For program point L926(lines 926 930) no Hoare annotation was computed. [2020-07-28 19:07:00,290 INFO L268 CegarLoopResult]: For program point L431(lines 431 438) no Hoare annotation was computed. [2020-07-28 19:07:00,290 INFO L271 CegarLoopResult]: At program point L431-1(lines 431 438) the Hoare annotation is: true [2020-07-28 19:07:00,294 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:07:00,294 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:07:00,295 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 19:07:00,295 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 19:07:00,295 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 19:07:00,296 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:07:00,297 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-28 19:07:00,297 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:07:00,297 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-28 19:07:00,297 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-28 19:07:00,298 WARN L170 areAnnotationChecker]: L289 has no Hoare annotation [2020-07-28 19:07:00,298 WARN L170 areAnnotationChecker]: L902-3 has no Hoare annotation [2020-07-28 19:07:00,298 WARN L170 areAnnotationChecker]: L297 has no Hoare annotation [2020-07-28 19:07:00,298 WARN L170 areAnnotationChecker]: L297 has no Hoare annotation [2020-07-28 19:07:00,298 WARN L170 areAnnotationChecker]: L902-3 has no Hoare annotation [2020-07-28 19:07:00,298 WARN L170 areAnnotationChecker]: L902-3 has no Hoare annotation [2020-07-28 19:07:00,298 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-28 19:07:00,299 WARN L170 areAnnotationChecker]: L914 has no Hoare annotation [2020-07-28 19:07:00,299 WARN L170 areAnnotationChecker]: L914 has no Hoare annotation [2020-07-28 19:07:00,299 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-28 19:07:00,299 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-28 19:07:00,299 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-28 19:07:00,299 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-28 19:07:00,299 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-28 19:07:00,299 WARN L170 areAnnotationChecker]: L103-3 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L103-3 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L874-2 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L979-3 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L979-3 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L874-2 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L874-2 has no Hoare annotation [2020-07-28 19:07:00,300 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-28 19:07:00,301 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-28 19:07:00,301 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 19:07:00,301 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 19:07:00,301 WARN L170 areAnnotationChecker]: L248-9 has no Hoare annotation [2020-07-28 19:07:00,301 WARN L170 areAnnotationChecker]: L878-2 has no Hoare annotation [2020-07-28 19:07:00,302 WARN L170 areAnnotationChecker]: L323 has no Hoare annotation [2020-07-28 19:07:00,302 WARN L170 areAnnotationChecker]: L323 has no Hoare annotation [2020-07-28 19:07:00,302 WARN L170 areAnnotationChecker]: L103-2 has no Hoare annotation [2020-07-28 19:07:00,303 WARN L170 areAnnotationChecker]: L103-2 has no Hoare annotation [2020-07-28 19:07:00,303 WARN L170 areAnnotationChecker]: L248-9 has no Hoare annotation [2020-07-28 19:07:00,303 WARN L170 areAnnotationChecker]: L248-9 has no Hoare annotation [2020-07-28 19:07:00,303 WARN L170 areAnnotationChecker]: L878-2 has no Hoare annotation [2020-07-28 19:07:00,303 WARN L170 areAnnotationChecker]: L878-2 has no Hoare annotation [2020-07-28 19:07:00,303 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2020-07-28 19:07:00,304 WARN L170 areAnnotationChecker]: L262 has no Hoare annotation [2020-07-28 19:07:00,304 WARN L170 areAnnotationChecker]: L262 has no Hoare annotation [2020-07-28 19:07:00,304 WARN L170 areAnnotationChecker]: L979-2 has no Hoare annotation [2020-07-28 19:07:00,305 WARN L170 areAnnotationChecker]: L979-2 has no Hoare annotation [2020-07-28 19:07:00,305 WARN L170 areAnnotationChecker]: L248-11 has no Hoare annotation [2020-07-28 19:07:00,305 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-28 19:07:00,305 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-28 19:07:00,305 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2020-07-28 19:07:00,305 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-28 19:07:00,312 WARN L170 areAnnotationChecker]: L248-6 has no Hoare annotation [2020-07-28 19:07:00,312 WARN L170 areAnnotationChecker]: L107-3 has no Hoare annotation [2020-07-28 19:07:00,312 WARN L170 areAnnotationChecker]: L44-1 has no Hoare annotation [2020-07-28 19:07:00,312 WARN L170 areAnnotationChecker]: L44-1 has no Hoare annotation [2020-07-28 19:07:00,312 WARN L170 areAnnotationChecker]: L359 has no Hoare annotation [2020-07-28 19:07:00,312 WARN L170 areAnnotationChecker]: L359 has no Hoare annotation [2020-07-28 19:07:00,313 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-28 19:07:00,313 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-28 19:07:00,313 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-28 19:07:00,314 WARN L170 areAnnotationChecker]: L248-6 has no Hoare annotation [2020-07-28 19:07:00,314 WARN L170 areAnnotationChecker]: L248-6 has no Hoare annotation [2020-07-28 19:07:00,314 WARN L170 areAnnotationChecker]: L107-3 has no Hoare annotation [2020-07-28 19:07:00,314 WARN L170 areAnnotationChecker]: L107-3 has no Hoare annotation [2020-07-28 19:07:00,314 WARN L170 areAnnotationChecker]: L359-1 has no Hoare annotation [2020-07-28 19:07:00,314 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-28 19:07:00,315 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-28 19:07:00,317 WARN L170 areAnnotationChecker]: L248-8 has no Hoare annotation [2020-07-28 19:07:00,318 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-28 19:07:00,318 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L107-2 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L165-6 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L902-6 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L133 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L979-1 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L979-1 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L107-2 has no Hoare annotation [2020-07-28 19:07:00,319 WARN L170 areAnnotationChecker]: L107-2 has no Hoare annotation [2020-07-28 19:07:00,320 WARN L170 areAnnotationChecker]: L165-6 has no Hoare annotation [2020-07-28 19:07:00,320 WARN L170 areAnnotationChecker]: L165-6 has no Hoare annotation [2020-07-28 19:07:00,320 WARN L170 areAnnotationChecker]: L902-6 has no Hoare annotation [2020-07-28 19:07:00,320 WARN L170 areAnnotationChecker]: L902-6 has no Hoare annotation [2020-07-28 19:07:00,320 WARN L170 areAnnotationChecker]: L129-2 has no Hoare annotation [2020-07-28 19:07:00,320 WARN L170 areAnnotationChecker]: L133 has no Hoare annotation [2020-07-28 19:07:00,321 WARN L170 areAnnotationChecker]: L133 has no Hoare annotation [2020-07-28 19:07:00,321 WARN L170 areAnnotationChecker]: L248-3 has no Hoare annotation [2020-07-28 19:07:00,321 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-28 19:07:00,321 WARN L170 areAnnotationChecker]: L129-2 has no Hoare annotation [2020-07-28 19:07:00,321 WARN L170 areAnnotationChecker]: L129-2 has no Hoare annotation [2020-07-28 19:07:00,321 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-28 19:07:00,321 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-28 19:07:00,321 WARN L170 areAnnotationChecker]: L248-3 has no Hoare annotation [2020-07-28 19:07:00,322 WARN L170 areAnnotationChecker]: L248-3 has no Hoare annotation [2020-07-28 19:07:00,322 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-28 19:07:00,322 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-28 19:07:00,322 WARN L170 areAnnotationChecker]: L165-4 has no Hoare annotation [2020-07-28 19:07:00,322 WARN L170 areAnnotationChecker]: L103-5 has no Hoare annotation [2020-07-28 19:07:00,322 WARN L170 areAnnotationChecker]: L103-5 has no Hoare annotation [2020-07-28 19:07:00,322 WARN L170 areAnnotationChecker]: L874-4 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L979 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L979 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L248-5 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L165-4 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L165-4 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L133-2 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L979-5 has no Hoare annotation [2020-07-28 19:07:00,323 WARN L170 areAnnotationChecker]: L979-5 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L874-4 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L874-4 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L133-2 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L133-2 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L248-15 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L878-4 has no Hoare annotation [2020-07-28 19:07:00,324 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-28 19:07:00,325 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-28 19:07:00,325 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 19:07:00,325 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 19:07:00,325 WARN L170 areAnnotationChecker]: L103-4 has no Hoare annotation [2020-07-28 19:07:00,325 WARN L170 areAnnotationChecker]: L103-4 has no Hoare annotation [2020-07-28 19:07:00,325 WARN L170 areAnnotationChecker]: L248-15 has no Hoare annotation [2020-07-28 19:07:00,325 WARN L170 areAnnotationChecker]: L248-15 has no Hoare annotation [2020-07-28 19:07:00,326 WARN L170 areAnnotationChecker]: L878-4 has no Hoare annotation [2020-07-28 19:07:00,326 WARN L170 areAnnotationChecker]: L878-4 has no Hoare annotation [2020-07-28 19:07:00,326 WARN L170 areAnnotationChecker]: L248-2 has no Hoare annotation [2020-07-28 19:07:00,328 WARN L170 areAnnotationChecker]: L979-4 has no Hoare annotation [2020-07-28 19:07:00,328 WARN L170 areAnnotationChecker]: L979-4 has no Hoare annotation [2020-07-28 19:07:00,328 WARN L170 areAnnotationChecker]: L248-17 has no Hoare annotation [2020-07-28 19:07:00,328 WARN L170 areAnnotationChecker]: L879-4 has no Hoare annotation [2020-07-28 19:07:00,328 WARN L170 areAnnotationChecker]: L879-4 has no Hoare annotation [2020-07-28 19:07:00,328 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 19:07:00,328 WARN L170 areAnnotationChecker]: L165-2 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L248-12 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L107-5 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L44-2 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L44-2 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L165-2 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L165-2 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L248-12 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L248-12 has no Hoare annotation [2020-07-28 19:07:00,329 WARN L170 areAnnotationChecker]: L107-5 has no Hoare annotation [2020-07-28 19:07:00,330 WARN L170 areAnnotationChecker]: L107-5 has no Hoare annotation [2020-07-28 19:07:00,330 WARN L170 areAnnotationChecker]: L248-14 has no Hoare annotation [2020-07-28 19:07:00,330 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-28 19:07:00,330 WARN L170 areAnnotationChecker]: L107-4 has no Hoare annotation [2020-07-28 19:07:00,330 WARN L170 areAnnotationChecker]: L165-10 has no Hoare annotation [2020-07-28 19:07:00,330 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-28 19:07:00,331 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-28 19:07:00,331 WARN L170 areAnnotationChecker]: L107-4 has no Hoare annotation [2020-07-28 19:07:00,331 WARN L170 areAnnotationChecker]: L107-4 has no Hoare annotation [2020-07-28 19:07:00,331 WARN L170 areAnnotationChecker]: L165-10 has no Hoare annotation [2020-07-28 19:07:00,331 WARN L170 areAnnotationChecker]: L165-10 has no Hoare annotation [2020-07-28 19:07:00,331 WARN L170 areAnnotationChecker]: L165-8 has no Hoare annotation [2020-07-28 19:07:00,331 WARN L170 areAnnotationChecker]: L165-8 has no Hoare annotation [2020-07-28 19:07:00,332 WARN L170 areAnnotationChecker]: L165-8 has no Hoare annotation [2020-07-28 19:07:00,332 INFO L163 areAnnotationChecker]: CFG has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:07:00,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:07:00 BoogieIcfgContainer [2020-07-28 19:07:00,413 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:07:00,414 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:07:00,414 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:07:00,414 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:07:00,415 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:46" (3/4) ... [2020-07-28 19:07:00,419 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:07:00,465 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:07:00,466 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:07:00,468 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:07:00,469 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:07:00,471 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:07:00,473 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:07:00,475 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:07:00,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((0 == methaneLevelCritical && 2 <= waterLevel) && \result <= 2) && 0 == splverifierCounter) && 0 == \result) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 0 == \result) && 2 <= \result) && 1 == pumpRunning) && 1 == systemActive) || (((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 < tmp) && waterLevel <= 2) && 0 == pumpRunning) && tmp <= 2) && 2 <= \result) && 1 == systemActive)) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive)) || ((((((tmp <= 1 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive)) || ((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning)) || (((((((((((0 == methaneLevelCritical && tmp <= 1) && 0 == splverifierCounter) && 0 == \result) && 0 == tmp) && 1 == \result) && 1 == tmp___0) && waterLevel <= 1) && 0 == \result) && \result <= 1) && 1 == systemActive) && 1 == pumpRunning)) || (((((((((2 <= waterLevel && \result <= 2) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 1 < tmp) && waterLevel <= 2) && 0 == pumpRunning) && tmp <= 2) && 2 <= \result) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && tmp <= 1) && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1) [2020-07-28 19:07:00,525 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && waterLevel <= 2) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:00,527 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 1 == \result) && 1 == systemActive) && 1 == pumpRunning)) || (((0 == splverifierCounter && 0 == systemActive) && 0 == \result) && 0 == pumpRunning)) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 1 == \result) && 1 == systemActive) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:00,528 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) || (((0 == splverifierCounter && 0 == systemActive) && 0 == \result) && 0 == pumpRunning)) || ((((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 1 == \result) && 1 <= switchedOnBeforeTS) && 1 == systemActive) && 1 == pumpRunning)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 1 == \result) && 1 <= switchedOnBeforeTS) && 1 == systemActive) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:00,528 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((((0 == splverifierCounter && 1 == methaneLevelCritical) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 == systemActive) && 1 == pumpRunning) [2020-07-28 19:07:00,528 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning) || (((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && 0 == \result) && waterLevel <= 2) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || (((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 0 == tmp) && waterLevel <= 2) && 1 == \result) && 1 <= switchedOnBeforeTS) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:00,530 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning) || (((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 2 <= \result) && 1 == systemActive)) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || (((((((0 == methaneLevelCritical && 2 <= waterLevel) && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 2 <= \result) && 1 == systemActive)) || ((((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 0 == tmp) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 0 == \result) && \result <= 1) && 1 == systemActive) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || (((((((((0 == methaneLevelCritical && 2 <= waterLevel) && \result <= 2) && 0 == splverifierCounter) && 0 == \result) && waterLevel <= 2) && 0 == \result) && 2 <= \result) && 1 == systemActive) && 1 == pumpRunning) [2020-07-28 19:07:00,531 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning) || (((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 == systemActive) && 1 == pumpRunning) [2020-07-28 19:07:00,531 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning) || ((((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 == systemActive) && 1 == pumpRunning) [2020-07-28 19:07:00,535 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) || (((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive)) || (((((0 == methaneLevelCritical && 1 == \result) && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive)) || (((((2 <= waterLevel && 0 == splverifierCounter) && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:00,536 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == splverifierCounter && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) || (((((((((((0 == methaneLevelCritical && tmp <= 1) && 0 == splverifierCounter) && 0 == \result) && 0 == tmp) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 0 == \result) && 1 == systemActive) && \result <= 1) && 1 == pumpRunning)) || (((((((0 == methaneLevelCritical && tmp <= 1) && 0 == splverifierCounter) && 0 == \result) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || (((((((tmp <= 1 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == \result) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1) [2020-07-28 19:07:00,539 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && waterLevel <= 1) && 0 == tmp___0) && 1 == systemActive) || ((((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 0 == \result) && waterLevel <= 1) && 0 == tmp___0) && 1 == systemActive)) || (((((2 <= waterLevel && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || (((((2 <= waterLevel && 0 == splverifierCounter) && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:00,543 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == \result && 2 <= waterLevel) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) || ((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive) [2020-07-28 19:07:00,544 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && 0 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive) || (((((((1 == \result && 2 <= waterLevel) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:00,627 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:07:00,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:07:00,629 INFO L168 Benchmark]: Toolchain (without parser) took 76475.19 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 896.0 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -89.1 MB). Peak memory consumption was 806.9 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:00,630 INFO L168 Benchmark]: CDTParser took 0.19 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 19:07:00,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:00,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:07:00,631 INFO L168 Benchmark]: Boogie Preprocessor took 87.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:00,631 INFO L168 Benchmark]: RCFGBuilder took 1818.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.2 MB in the end (delta: 201.4 MB). Peak memory consumption was 201.4 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:00,631 INFO L168 Benchmark]: TraceAbstraction took 73460.61 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 771.2 MB). Free memory was 884.2 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 582.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:00,632 INFO L168 Benchmark]: Witness Printer took 213.65 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:00,634 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 790.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1818.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.2 MB in the end (delta: 201.4 MB). Peak memory consumption was 201.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 73460.61 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 771.2 MB). Free memory was 884.2 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 582.6 MB. Max. memory is 11.5 GB. * Witness Printer took 213.65 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && 0 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive) || (((((((1 == \result && 2 <= waterLevel) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning) || (((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 == systemActive) && 1 == pumpRunning) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: ((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning) || ((((((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 == \result) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 == systemActive) && 1 == pumpRunning) - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((0 == methaneLevelCritical && 2 <= waterLevel) && \result <= 2) && 0 == splverifierCounter) && 0 == \result) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 0 == \result) && 2 <= \result) && 1 == pumpRunning) && 1 == systemActive) || (((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 < tmp) && waterLevel <= 2) && 0 == pumpRunning) && tmp <= 2) && 2 <= \result) && 1 == systemActive)) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive)) || ((((((tmp <= 1 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive)) || ((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning)) || (((((((((((0 == methaneLevelCritical && tmp <= 1) && 0 == splverifierCounter) && 0 == \result) && 0 == tmp) && 1 == \result) && 1 == tmp___0) && waterLevel <= 1) && 0 == \result) && \result <= 1) && 1 == systemActive) && 1 == pumpRunning)) || (((((((((2 <= waterLevel && \result <= 2) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 1 < tmp) && waterLevel <= 2) && 0 == pumpRunning) && tmp <= 2) && 2 <= \result) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && tmp <= 1) && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1) - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 1 == systemActive) && 1 == pumpRunning) || ((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning)) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) || (((((1 == \result && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive)) || (((((0 == methaneLevelCritical && 1 == \result) && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive)) || (((((2 <= waterLevel && 0 == splverifierCounter) && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && waterLevel <= 2) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: ((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) || (((0 == splverifierCounter && 0 == systemActive) && 0 == \result) && 0 == pumpRunning)) || ((((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 1 == \result) && 1 <= switchedOnBeforeTS) && 1 == systemActive) && 1 == pumpRunning)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 1 == \result) && 1 <= switchedOnBeforeTS) && 1 == systemActive) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: (((((0 == splverifierCounter && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) || (((((((((((0 == methaneLevelCritical && tmp <= 1) && 0 == splverifierCounter) && 0 == \result) && 0 == tmp) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 0 == \result) && 1 == systemActive) && \result <= 1) && 1 == pumpRunning)) || (((((((0 == methaneLevelCritical && tmp <= 1) && 0 == splverifierCounter) && 0 == \result) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || (((((((tmp <= 1 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == \result) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1) - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 1 == systemActive) && 1 == pumpRunning) || ((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning)) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 1 == \result) && 1 == systemActive) && 1 == pumpRunning)) || (((0 == splverifierCounter && 0 == systemActive) && 0 == \result) && 0 == pumpRunning)) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 1 == \result) && 1 == systemActive) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: (((((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((((0 == splverifierCounter && 1 == methaneLevelCritical) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 == systemActive) && 1 == pumpRunning) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: ((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 0 == \result) && waterLevel <= 1) && 0 == tmp___0) && 1 == systemActive) || ((((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && 0 == \result) && waterLevel <= 1) && 0 == tmp___0) && 1 == systemActive)) || (((((2 <= waterLevel && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || (((((2 <= waterLevel && 0 == splverifierCounter) && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: (((((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning) || (((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && 0 == \result) && waterLevel <= 2) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == splverifierCounter && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || (((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 0 == tmp) && waterLevel <= 2) && 1 == \result) && 1 <= switchedOnBeforeTS) && 0 == \result) && 1 == systemActive) && 1 == pumpRunning)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 == splverifierCounter && 0 == pumpRunning - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (((((((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning) || (((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 2 <= \result) && 1 == systemActive)) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || (((((((0 == methaneLevelCritical && 2 <= waterLevel) && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 2 <= \result) && 1 == systemActive)) || ((((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == \result) && 0 == tmp) && 1 == \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 0 == \result) && \result <= 1) && 1 == systemActive) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || (((((((((0 == methaneLevelCritical && 2 <= waterLevel) && \result <= 2) && 0 == splverifierCounter) && 0 == \result) && waterLevel <= 2) && 0 == \result) && 2 <= \result) && 1 == systemActive) && 1 == pumpRunning) - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: ((((((1 == \result && 2 <= waterLevel) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) || ((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 0 == \result) && 1 == systemActive) - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 140 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 55.4s, OverallIterations: 17, TraceHistogramMax: 5, AutomataDifference: 37.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2010 SDtfs, 2814 SDslu, 4012 SDs, 0 SdLazy, 705 SolverSat, 150 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 567 GetRequests, 451 SyntacticMatches, 1 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=549occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 2464 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 392 NumberOfFragments, 1540 HoareAnnotationTreeSize, 63 FomulaSimplifications, 4821775 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 63 FomulaSimplificationsInter, 457733 FormulaSimplificationTreeSizeReductionInter, 14.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 1543 NumberOfCodeBlocks, 1442 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 1522 ConstructedInterpolants, 0 QuantifiedInterpolants, 274556 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1976 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 21 InterpolantComputations, 14 PerfectInterpolantSequences, 1392/1439 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...