./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product60.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_product60.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 f32a845991ccfb3a908c898acdfb7a48e8a7d63f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 19:06:43,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:06:43,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:06:43,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:06:43,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:06:43,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:06:43,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:06:43,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:06:43,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:06:43,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:06:43,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:06:43,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:06:43,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:06:43,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:06:43,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:06:43,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:06:43,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:06:43,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:06:43,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:06:43,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:06:43,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:06:43,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:06:43,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:06:43,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:06:43,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:06:43,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:06:43,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:06:43,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:06:43,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:06:43,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:06:43,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:06:44,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:06:44,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:06:44,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:06:44,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:06:44,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:06:44,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:06:44,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:06:44,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:06:44,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:06:44,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:06:44,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:06:44,035 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:06:44,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:06:44,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:06:44,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:06:44,038 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:06:44,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:06:44,038 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:06:44,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:06:44,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:06:44,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:06:44,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:06:44,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:06:44,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:06:44,042 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:06:44,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:06:44,042 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:06:44,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:06:44,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:06:44,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:06:44,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:06:44,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:06:44,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:06:44,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:06:44,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:06:44,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:06:44,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:06:44,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:06:44,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:06:44,046 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:06:44,046 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 -> f32a845991ccfb3a908c898acdfb7a48e8a7d63f [2020-07-28 19:06:44,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:06:44,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:06:44,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:06:44,350 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:06:44,350 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:06:44,351 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2020-07-28 19:06:44,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/774bc15f6/a7b6aa4f8af0453fb2443a0ea35d5398/FLAG413d2c392 [2020-07-28 19:06:44,954 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:06:44,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2020-07-28 19:06:44,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/774bc15f6/a7b6aa4f8af0453fb2443a0ea35d5398/FLAG413d2c392 [2020-07-28 19:06:45,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/774bc15f6/a7b6aa4f8af0453fb2443a0ea35d5398 [2020-07-28 19:06:45,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:06:45,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:06:45,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:06:45,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:06:45,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:06:45,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:06:45" (1/1) ... [2020-07-28 19:06:45,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@360379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:45, skipping insertion in model container [2020-07-28 19:06:45,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:06:45" (1/1) ... [2020-07-28 19:06:45,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:06:45,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:06:45,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:06:45,903 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:06:46,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:06:46,050 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:06:46,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46 WrapperNode [2020-07-28 19:06:46,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:06:46,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:06:46,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:06:46,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:06:46,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:06:46,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:06:46,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:06:46,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:06:46,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (1/1) ... [2020-07-28 19:06:46,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:06:46,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:06:46,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:06:46,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:06:46,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (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 19:06:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:06:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:06:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:06:46,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:06:48,083 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:06:48,084 INFO L295 CfgBuilder]: Removed 212 assume(true) statements. [2020-07-28 19:06:48,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:06:48 BoogieIcfgContainer [2020-07-28 19:06:48,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:06:48,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:06:48,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:06:48,094 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:06:48,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:06:45" (1/3) ... [2020-07-28 19:06:48,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54390bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:06:48, skipping insertion in model container [2020-07-28 19:06:48,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:06:46" (2/3) ... [2020-07-28 19:06:48,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54390bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:06:48, skipping insertion in model container [2020-07-28 19:06:48,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:06:48" (3/3) ... [2020-07-28 19:06:48,098 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2020-07-28 19:06:48,109 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:06:48,117 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:06:48,132 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:06:48,159 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:06:48,159 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:06:48,159 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:06:48,159 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:06:48,160 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:06:48,160 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:06:48,160 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:06:48,161 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:06:48,181 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2020-07-28 19:06:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 19:06:48,189 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:48,191 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 19:06:48,191 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:48,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:48,199 INFO L82 PathProgramCache]: Analyzing trace with hash -622606752, now seen corresponding path program 1 times [2020-07-28 19:06:48,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:48,210 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705231143] [2020-07-28 19:06:48,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:48,552 INFO L280 TraceCheckUtils]: 0: Hoare triple {149#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {149#true} is VALID [2020-07-28 19:06:48,553 INFO L280 TraceCheckUtils]: 1: Hoare triple {149#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {149#true} is VALID [2020-07-28 19:06:48,553 INFO L280 TraceCheckUtils]: 2: Hoare triple {149#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {149#true} is VALID [2020-07-28 19:06:48,554 INFO L280 TraceCheckUtils]: 3: Hoare triple {149#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {149#true} is VALID [2020-07-28 19:06:48,554 INFO L280 TraceCheckUtils]: 4: Hoare triple {149#true} assume 0 != main_~tmp~10; {149#true} is VALID [2020-07-28 19:06:48,555 INFO L280 TraceCheckUtils]: 5: Hoare triple {149#true} ~switchedOnBeforeTS~0 := 0; {149#true} is VALID [2020-07-28 19:06:48,556 INFO L280 TraceCheckUtils]: 6: Hoare triple {149#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {149#true} is VALID [2020-07-28 19:06:48,560 INFO L280 TraceCheckUtils]: 7: Hoare triple {149#true} assume !true; {150#false} is VALID [2020-07-28 19:06:48,561 INFO L280 TraceCheckUtils]: 8: Hoare triple {150#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~ret26;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; {150#false} is VALID [2020-07-28 19:06:48,561 INFO L280 TraceCheckUtils]: 9: Hoare triple {150#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {150#false} is VALID [2020-07-28 19:06:48,563 INFO L280 TraceCheckUtils]: 10: Hoare triple {150#false} assume !(0 != ~pumpRunning~0); {150#false} is VALID [2020-07-28 19:06:48,564 INFO L280 TraceCheckUtils]: 11: Hoare triple {150#false} assume !(0 != ~systemActive~0); {150#false} is VALID [2020-07-28 19:06:48,565 INFO L280 TraceCheckUtils]: 12: Hoare triple {150#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {150#false} is VALID [2020-07-28 19:06:48,566 INFO L280 TraceCheckUtils]: 13: Hoare triple {150#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {150#false} is VALID [2020-07-28 19:06:48,566 INFO L280 TraceCheckUtils]: 14: Hoare triple {150#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {150#false} is VALID [2020-07-28 19:06:48,566 INFO L280 TraceCheckUtils]: 15: Hoare triple {150#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {150#false} is VALID [2020-07-28 19:06:48,567 INFO L280 TraceCheckUtils]: 16: Hoare triple {150#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {150#false} is VALID [2020-07-28 19:06:48,569 INFO L280 TraceCheckUtils]: 17: Hoare triple {150#false} assume 0 == ~switchedOnBeforeTS~0; {150#false} is VALID [2020-07-28 19:06:48,570 INFO L280 TraceCheckUtils]: 18: Hoare triple {150#false} assume !false; {150#false} is VALID [2020-07-28 19:06:48,573 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 19:06:48,576 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705231143] [2020-07-28 19:06:48,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:48,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:06:48,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21892179] [2020-07-28 19:06:48,589 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:06:48,591 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:48,597 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:06:48,658 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 19:06:48,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:06:48,659 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:48,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:06:48,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:06:48,671 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2020-07-28 19:06:48,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:48,991 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2020-07-28 19:06:48,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:06:48,991 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:06:48,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:48,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:06:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 424 transitions. [2020-07-28 19:06:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:06:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 424 transitions. [2020-07-28 19:06:49,018 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 424 transitions. [2020-07-28 19:06:49,689 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 424 edges. 424 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:49,708 INFO L225 Difference]: With dead ends: 285 [2020-07-28 19:06:49,708 INFO L226 Difference]: Without dead ends: 142 [2020-07-28 19:06:49,712 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 19:06:49,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-28 19:06:49,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-07-28 19:06:49,784 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:49,785 INFO L82 GeneralOperation]: Start isEquivalent. First operand 142 states. Second operand 142 states. [2020-07-28 19:06:49,785 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 142 states. [2020-07-28 19:06:49,785 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 142 states. [2020-07-28 19:06:49,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:49,795 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-07-28 19:06:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2020-07-28 19:06:49,797 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:49,797 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:49,797 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 142 states. [2020-07-28 19:06:49,798 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 142 states. [2020-07-28 19:06:49,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:49,805 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-07-28 19:06:49,806 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2020-07-28 19:06:49,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:49,808 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:49,808 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:49,809 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:49,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-07-28 19:06:49,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2020-07-28 19:06:49,819 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2020-07-28 19:06:49,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:49,819 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2020-07-28 19:06:49,819 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:06:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2020-07-28 19:06:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-28 19:06:49,821 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:49,821 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 19:06:49,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:06:49,821 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:49,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:49,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1961312479, now seen corresponding path program 1 times [2020-07-28 19:06:49,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:49,822 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198743558] [2020-07-28 19:06:49,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:49,957 INFO L280 TraceCheckUtils]: 0: Hoare triple {1047#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1047#true} is VALID [2020-07-28 19:06:49,958 INFO L280 TraceCheckUtils]: 1: Hoare triple {1047#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {1047#true} is VALID [2020-07-28 19:06:49,958 INFO L280 TraceCheckUtils]: 2: Hoare triple {1047#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {1047#true} is VALID [2020-07-28 19:06:49,958 INFO L280 TraceCheckUtils]: 3: Hoare triple {1047#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {1047#true} is VALID [2020-07-28 19:06:49,959 INFO L280 TraceCheckUtils]: 4: Hoare triple {1047#true} assume 0 != main_~tmp~10; {1047#true} is VALID [2020-07-28 19:06:49,959 INFO L280 TraceCheckUtils]: 5: Hoare triple {1047#true} ~switchedOnBeforeTS~0 := 0; {1047#true} is VALID [2020-07-28 19:06:49,961 INFO L280 TraceCheckUtils]: 6: Hoare triple {1047#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1049#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:06:49,962 INFO L280 TraceCheckUtils]: 7: Hoare triple {1049#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {1049#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:06:49,962 INFO L280 TraceCheckUtils]: 8: Hoare triple {1049#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {1048#false} is VALID [2020-07-28 19:06:49,963 INFO L280 TraceCheckUtils]: 9: Hoare triple {1048#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~ret26;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; {1048#false} is VALID [2020-07-28 19:06:49,963 INFO L280 TraceCheckUtils]: 10: Hoare triple {1048#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {1048#false} is VALID [2020-07-28 19:06:49,963 INFO L280 TraceCheckUtils]: 11: Hoare triple {1048#false} assume !(0 != ~pumpRunning~0); {1048#false} is VALID [2020-07-28 19:06:49,964 INFO L280 TraceCheckUtils]: 12: Hoare triple {1048#false} assume !(0 != ~systemActive~0); {1048#false} is VALID [2020-07-28 19:06:49,964 INFO L280 TraceCheckUtils]: 13: Hoare triple {1048#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {1048#false} is VALID [2020-07-28 19:06:49,964 INFO L280 TraceCheckUtils]: 14: Hoare triple {1048#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {1048#false} is VALID [2020-07-28 19:06:49,965 INFO L280 TraceCheckUtils]: 15: Hoare triple {1048#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {1048#false} is VALID [2020-07-28 19:06:49,965 INFO L280 TraceCheckUtils]: 16: Hoare triple {1048#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {1048#false} is VALID [2020-07-28 19:06:49,966 INFO L280 TraceCheckUtils]: 17: Hoare triple {1048#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {1048#false} is VALID [2020-07-28 19:06:49,966 INFO L280 TraceCheckUtils]: 18: Hoare triple {1048#false} assume 0 == ~switchedOnBeforeTS~0; {1048#false} is VALID [2020-07-28 19:06:49,966 INFO L280 TraceCheckUtils]: 19: Hoare triple {1048#false} assume !false; {1048#false} is VALID [2020-07-28 19:06:49,969 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 19:06:49,970 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198743558] [2020-07-28 19:06:49,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:49,974 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:06:49,974 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856493983] [2020-07-28 19:06:49,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:06:49,976 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:49,976 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:06:50,007 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 19:06:50,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:06:50,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:50,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:06:50,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:06:50,009 INFO L87 Difference]: Start difference. First operand 142 states and 204 transitions. Second operand 3 states. [2020-07-28 19:06:50,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:50,314 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-07-28 19:06:50,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:06:50,314 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:06:50,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:50,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:50,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 204 transitions. [2020-07-28 19:06:50,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:50,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 204 transitions. [2020-07-28 19:06:50,322 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 204 transitions. [2020-07-28 19:06:50,594 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 204 edges. 204 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:50,596 INFO L225 Difference]: With dead ends: 142 [2020-07-28 19:06:50,598 INFO L226 Difference]: Without dead ends: 59 [2020-07-28 19:06:50,600 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 19:06:50,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-07-28 19:06:50,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-07-28 19:06:50,635 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:50,635 INFO L82 GeneralOperation]: Start isEquivalent. First operand 59 states. Second operand 59 states. [2020-07-28 19:06:50,635 INFO L74 IsIncluded]: Start isIncluded. First operand 59 states. Second operand 59 states. [2020-07-28 19:06:50,635 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 59 states. [2020-07-28 19:06:50,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:50,640 INFO L93 Difference]: Finished difference Result 59 states and 84 transitions. [2020-07-28 19:06:50,640 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2020-07-28 19:06:50,640 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:50,640 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:50,641 INFO L74 IsIncluded]: Start isIncluded. First operand 59 states. Second operand 59 states. [2020-07-28 19:06:50,641 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 59 states. [2020-07-28 19:06:50,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:50,645 INFO L93 Difference]: Finished difference Result 59 states and 84 transitions. [2020-07-28 19:06:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2020-07-28 19:06:50,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:50,649 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:50,649 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:50,649 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:50,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-07-28 19:06:50,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2020-07-28 19:06:50,652 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2020-07-28 19:06:50,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:50,653 INFO L479 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2020-07-28 19:06:50,653 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:06:50,653 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2020-07-28 19:06:50,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 19:06:50,654 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:50,655 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 19:06:50,655 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:06:50,656 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:50,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:50,656 INFO L82 PathProgramCache]: Analyzing trace with hash -979424030, now seen corresponding path program 1 times [2020-07-28 19:06:50,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:50,657 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812649902] [2020-07-28 19:06:50,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:50,810 INFO L280 TraceCheckUtils]: 0: Hoare triple {1457#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1457#true} is VALID [2020-07-28 19:06:50,810 INFO L280 TraceCheckUtils]: 1: Hoare triple {1457#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {1457#true} is VALID [2020-07-28 19:06:50,810 INFO L280 TraceCheckUtils]: 2: Hoare triple {1457#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {1457#true} is VALID [2020-07-28 19:06:50,811 INFO L280 TraceCheckUtils]: 3: Hoare triple {1457#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {1457#true} is VALID [2020-07-28 19:06:50,811 INFO L280 TraceCheckUtils]: 4: Hoare triple {1457#true} assume 0 != main_~tmp~10; {1457#true} is VALID [2020-07-28 19:06:50,811 INFO L280 TraceCheckUtils]: 5: Hoare triple {1457#true} ~switchedOnBeforeTS~0 := 0; {1457#true} is VALID [2020-07-28 19:06:50,811 INFO L280 TraceCheckUtils]: 6: Hoare triple {1457#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1457#true} is VALID [2020-07-28 19:06:50,812 INFO L280 TraceCheckUtils]: 7: Hoare triple {1457#true} assume !false; {1457#true} is VALID [2020-07-28 19:06:50,812 INFO L280 TraceCheckUtils]: 8: Hoare triple {1457#true} assume test_~splverifierCounter~0 < 4; {1457#true} is VALID [2020-07-28 19:06:50,813 INFO L280 TraceCheckUtils]: 9: Hoare triple {1457#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {1457#true} is VALID [2020-07-28 19:06:50,813 INFO L280 TraceCheckUtils]: 10: Hoare triple {1457#true} assume !(0 != test_~tmp~5); {1457#true} is VALID [2020-07-28 19:06:50,813 INFO L280 TraceCheckUtils]: 11: Hoare triple {1457#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {1457#true} is VALID [2020-07-28 19:06:50,814 INFO L280 TraceCheckUtils]: 12: Hoare triple {1457#true} assume !(0 != test_~tmp___0~2); {1457#true} is VALID [2020-07-28 19:06:50,814 INFO L280 TraceCheckUtils]: 13: Hoare triple {1457#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {1457#true} is VALID [2020-07-28 19:06:50,816 INFO L280 TraceCheckUtils]: 14: Hoare triple {1457#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1459#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:50,816 INFO L280 TraceCheckUtils]: 15: Hoare triple {1459#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {1459#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:50,817 INFO L280 TraceCheckUtils]: 16: Hoare triple {1459#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {1459#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:50,818 INFO L280 TraceCheckUtils]: 17: Hoare triple {1459#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {1459#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:50,819 INFO L280 TraceCheckUtils]: 18: Hoare triple {1459#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {1458#false} is VALID [2020-07-28 19:06:50,819 INFO L280 TraceCheckUtils]: 19: Hoare triple {1458#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {1458#false} is VALID [2020-07-28 19:06:50,820 INFO L280 TraceCheckUtils]: 20: Hoare triple {1458#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {1458#false} is VALID [2020-07-28 19:06:50,820 INFO L280 TraceCheckUtils]: 21: Hoare triple {1458#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {1458#false} is VALID [2020-07-28 19:06:50,820 INFO L280 TraceCheckUtils]: 22: Hoare triple {1458#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {1458#false} is VALID [2020-07-28 19:06:50,821 INFO L280 TraceCheckUtils]: 23: Hoare triple {1458#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {1458#false} is VALID [2020-07-28 19:06:50,821 INFO L280 TraceCheckUtils]: 24: Hoare triple {1458#false} assume 0 == ~switchedOnBeforeTS~0; {1458#false} is VALID [2020-07-28 19:06:50,821 INFO L280 TraceCheckUtils]: 25: Hoare triple {1458#false} assume !false; {1458#false} is VALID [2020-07-28 19:06:50,822 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 19:06:50,823 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812649902] [2020-07-28 19:06:50,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:50,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:06:50,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387209924] [2020-07-28 19:06:50,824 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:06:50,825 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:50,825 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:06:50,864 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 19:06:50,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:06:50,864 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:50,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:06:50,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:06:50,865 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand 3 states. [2020-07-28 19:06:51,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:51,176 INFO L93 Difference]: Finished difference Result 163 states and 238 transitions. [2020-07-28 19:06:51,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:06:51,177 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-28 19:06:51,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:51,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 238 transitions. [2020-07-28 19:06:51,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:51,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 238 transitions. [2020-07-28 19:06:51,186 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 238 transitions. [2020-07-28 19:06:51,461 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 238 edges. 238 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:51,464 INFO L225 Difference]: With dead ends: 163 [2020-07-28 19:06:51,464 INFO L226 Difference]: Without dead ends: 111 [2020-07-28 19:06:51,466 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 19:06:51,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-07-28 19:06:51,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 107. [2020-07-28 19:06:51,545 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:51,546 INFO L82 GeneralOperation]: Start isEquivalent. First operand 111 states. Second operand 107 states. [2020-07-28 19:06:51,546 INFO L74 IsIncluded]: Start isIncluded. First operand 111 states. Second operand 107 states. [2020-07-28 19:06:51,546 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 107 states. [2020-07-28 19:06:51,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:51,551 INFO L93 Difference]: Finished difference Result 111 states and 160 transitions. [2020-07-28 19:06:51,551 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2020-07-28 19:06:51,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:51,553 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:51,553 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 111 states. [2020-07-28 19:06:51,553 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 111 states. [2020-07-28 19:06:51,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:51,559 INFO L93 Difference]: Finished difference Result 111 states and 160 transitions. [2020-07-28 19:06:51,559 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2020-07-28 19:06:51,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:51,560 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:51,560 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:51,560 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-28 19:06:51,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 156 transitions. [2020-07-28 19:06:51,565 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 156 transitions. Word has length 26 [2020-07-28 19:06:51,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:51,566 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 156 transitions. [2020-07-28 19:06:51,566 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:06:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2020-07-28 19:06:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-28 19:06:51,567 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:51,567 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 19:06:51,567 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:06:51,567 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:51,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:51,568 INFO L82 PathProgramCache]: Analyzing trace with hash 486922123, now seen corresponding path program 1 times [2020-07-28 19:06:51,568 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:51,568 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659613200] [2020-07-28 19:06:51,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:51,680 INFO L280 TraceCheckUtils]: 0: Hoare triple {2066#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,681 INFO L280 TraceCheckUtils]: 1: Hoare triple {2068#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,682 INFO L280 TraceCheckUtils]: 2: Hoare triple {2068#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,682 INFO L280 TraceCheckUtils]: 3: Hoare triple {2068#(= 0 ~pumpRunning~0)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,683 INFO L280 TraceCheckUtils]: 4: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~10; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,684 INFO L280 TraceCheckUtils]: 5: Hoare triple {2068#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,684 INFO L280 TraceCheckUtils]: 6: Hoare triple {2068#(= 0 ~pumpRunning~0)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,685 INFO L280 TraceCheckUtils]: 7: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume !false; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,686 INFO L280 TraceCheckUtils]: 8: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,686 INFO L280 TraceCheckUtils]: 9: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,687 INFO L280 TraceCheckUtils]: 10: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,688 INFO L280 TraceCheckUtils]: 11: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,688 INFO L280 TraceCheckUtils]: 12: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~2); {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,689 INFO L280 TraceCheckUtils]: 13: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,690 INFO L280 TraceCheckUtils]: 14: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,690 INFO L280 TraceCheckUtils]: 15: Hoare triple {2068#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,691 INFO L280 TraceCheckUtils]: 16: Hoare triple {2068#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,692 INFO L280 TraceCheckUtils]: 17: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,692 INFO L280 TraceCheckUtils]: 18: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,693 INFO L280 TraceCheckUtils]: 19: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {2068#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:51,694 INFO L280 TraceCheckUtils]: 20: Hoare triple {2068#(= 0 ~pumpRunning~0)} assume !(0 == ~pumpRunning~0); {2067#false} is VALID [2020-07-28 19:06:51,694 INFO L280 TraceCheckUtils]: 21: Hoare triple {2067#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {2067#false} is VALID [2020-07-28 19:06:51,694 INFO L280 TraceCheckUtils]: 22: Hoare triple {2067#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {2067#false} is VALID [2020-07-28 19:06:51,695 INFO L280 TraceCheckUtils]: 23: Hoare triple {2067#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {2067#false} is VALID [2020-07-28 19:06:51,695 INFO L280 TraceCheckUtils]: 24: Hoare triple {2067#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {2067#false} is VALID [2020-07-28 19:06:51,695 INFO L280 TraceCheckUtils]: 25: Hoare triple {2067#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {2067#false} is VALID [2020-07-28 19:06:51,696 INFO L280 TraceCheckUtils]: 26: Hoare triple {2067#false} assume 0 == ~switchedOnBeforeTS~0; {2067#false} is VALID [2020-07-28 19:06:51,696 INFO L280 TraceCheckUtils]: 27: Hoare triple {2067#false} assume !false; {2067#false} is VALID [2020-07-28 19:06:51,698 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 19:06:51,699 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659613200] [2020-07-28 19:06:51,699 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:51,699 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:06:51,699 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910997791] [2020-07-28 19:06:51,700 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-28 19:06:51,700 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:51,700 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:06:51,737 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 19:06:51,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:06:51,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:51,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:06:51,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:06:51,738 INFO L87 Difference]: Start difference. First operand 107 states and 156 transitions. Second operand 3 states. [2020-07-28 19:06:52,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:52,060 INFO L93 Difference]: Finished difference Result 254 states and 375 transitions. [2020-07-28 19:06:52,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:06:52,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-28 19:06:52,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:52,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:52,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 198 transitions. [2020-07-28 19:06:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:52,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 198 transitions. [2020-07-28 19:06:52,066 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 198 transitions. [2020-07-28 19:06:52,308 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 198 edges. 198 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:52,312 INFO L225 Difference]: With dead ends: 254 [2020-07-28 19:06:52,313 INFO L226 Difference]: Without dead ends: 154 [2020-07-28 19:06:52,314 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 19:06:52,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-07-28 19:06:52,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2020-07-28 19:06:52,454 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:52,454 INFO L82 GeneralOperation]: Start isEquivalent. First operand 154 states. Second operand 152 states. [2020-07-28 19:06:52,454 INFO L74 IsIncluded]: Start isIncluded. First operand 154 states. Second operand 152 states. [2020-07-28 19:06:52,454 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 152 states. [2020-07-28 19:06:52,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:52,460 INFO L93 Difference]: Finished difference Result 154 states and 219 transitions. [2020-07-28 19:06:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 219 transitions. [2020-07-28 19:06:52,461 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:52,461 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:52,461 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 154 states. [2020-07-28 19:06:52,462 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 154 states. [2020-07-28 19:06:52,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:52,468 INFO L93 Difference]: Finished difference Result 154 states and 219 transitions. [2020-07-28 19:06:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 219 transitions. [2020-07-28 19:06:52,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:52,468 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:52,468 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:52,469 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:52,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-28 19:06:52,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 218 transitions. [2020-07-28 19:06:52,475 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 218 transitions. Word has length 28 [2020-07-28 19:06:52,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:52,476 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 218 transitions. [2020-07-28 19:06:52,476 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:06:52,476 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 218 transitions. [2020-07-28 19:06:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-07-28 19:06:52,477 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:52,477 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 19:06:52,477 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:06:52,477 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:52,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:52,478 INFO L82 PathProgramCache]: Analyzing trace with hash -410230549, now seen corresponding path program 1 times [2020-07-28 19:06:52,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:52,478 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37026377] [2020-07-28 19:06:52,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:52,553 INFO L280 TraceCheckUtils]: 0: Hoare triple {2956#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,553 INFO L280 TraceCheckUtils]: 1: Hoare triple {2958#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,554 INFO L280 TraceCheckUtils]: 2: Hoare triple {2958#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,555 INFO L280 TraceCheckUtils]: 3: Hoare triple {2958#(= 0 ~pumpRunning~0)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,555 INFO L280 TraceCheckUtils]: 4: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~10; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,556 INFO L280 TraceCheckUtils]: 5: Hoare triple {2958#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,556 INFO L280 TraceCheckUtils]: 6: Hoare triple {2958#(= 0 ~pumpRunning~0)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,557 INFO L280 TraceCheckUtils]: 7: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume !false; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,557 INFO L280 TraceCheckUtils]: 8: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,558 INFO L280 TraceCheckUtils]: 9: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,558 INFO L280 TraceCheckUtils]: 10: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,559 INFO L280 TraceCheckUtils]: 11: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,560 INFO L280 TraceCheckUtils]: 12: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~2); {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,560 INFO L280 TraceCheckUtils]: 13: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,562 INFO L280 TraceCheckUtils]: 14: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet25 && test_#t~nondet25 <= 2147483647;test_~tmp___1~0 := test_#t~nondet25;havoc test_#t~nondet25; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,566 INFO L280 TraceCheckUtils]: 15: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___1~0; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,567 INFO L280 TraceCheckUtils]: 16: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,568 INFO L280 TraceCheckUtils]: 17: Hoare triple {2958#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,569 INFO L280 TraceCheckUtils]: 18: Hoare triple {2958#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,569 INFO L280 TraceCheckUtils]: 19: Hoare triple {2958#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,570 INFO L280 TraceCheckUtils]: 20: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,571 INFO L280 TraceCheckUtils]: 21: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume !(0 != ~systemActive~0); {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,571 INFO L280 TraceCheckUtils]: 22: Hoare triple {2958#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,572 INFO L280 TraceCheckUtils]: 23: Hoare triple {2958#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {2958#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:06:52,573 INFO L280 TraceCheckUtils]: 24: Hoare triple {2958#(= 0 ~pumpRunning~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {2959#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:06:52,574 INFO L280 TraceCheckUtils]: 25: Hoare triple {2959#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {2960#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~3)} is VALID [2020-07-28 19:06:52,575 INFO L280 TraceCheckUtils]: 26: Hoare triple {2960#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~3)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {2957#false} is VALID [2020-07-28 19:06:52,575 INFO L280 TraceCheckUtils]: 27: Hoare triple {2957#false} assume 0 == ~switchedOnBeforeTS~0; {2957#false} is VALID [2020-07-28 19:06:52,575 INFO L280 TraceCheckUtils]: 28: Hoare triple {2957#false} assume !false; {2957#false} is VALID [2020-07-28 19:06:52,577 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 19:06:52,577 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37026377] [2020-07-28 19:06:52,577 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:52,577 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:06:52,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216788420] [2020-07-28 19:06:52,578 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-07-28 19:06:52,578 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:52,578 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:06:52,617 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 19:06:52,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:06:52,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:52,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:06:52,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:06:52,618 INFO L87 Difference]: Start difference. First operand 152 states and 218 transitions. Second operand 5 states. [2020-07-28 19:06:53,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:53,666 INFO L93 Difference]: Finished difference Result 535 states and 767 transitions. [2020-07-28 19:06:53,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 19:06:53,666 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-07-28 19:06:53,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:53,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:06:53,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 368 transitions. [2020-07-28 19:06:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:06:53,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 368 transitions. [2020-07-28 19:06:53,677 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 368 transitions. [2020-07-28 19:06:54,102 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 368 edges. 368 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:54,116 INFO L225 Difference]: With dead ends: 535 [2020-07-28 19:06:54,116 INFO L226 Difference]: Without dead ends: 390 [2020-07-28 19:06:54,117 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 19:06:54,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-07-28 19:06:54,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 150. [2020-07-28 19:06:54,273 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:54,273 INFO L82 GeneralOperation]: Start isEquivalent. First operand 390 states. Second operand 150 states. [2020-07-28 19:06:54,273 INFO L74 IsIncluded]: Start isIncluded. First operand 390 states. Second operand 150 states. [2020-07-28 19:06:54,273 INFO L87 Difference]: Start difference. First operand 390 states. Second operand 150 states. [2020-07-28 19:06:54,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:54,292 INFO L93 Difference]: Finished difference Result 390 states and 554 transitions. [2020-07-28 19:06:54,292 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 554 transitions. [2020-07-28 19:06:54,293 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:54,293 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:54,293 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand 390 states. [2020-07-28 19:06:54,293 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 390 states. [2020-07-28 19:06:54,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:54,310 INFO L93 Difference]: Finished difference Result 390 states and 554 transitions. [2020-07-28 19:06:54,310 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 554 transitions. [2020-07-28 19:06:54,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:54,311 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:54,311 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:54,311 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:54,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-07-28 19:06:54,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 212 transitions. [2020-07-28 19:06:54,317 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 212 transitions. Word has length 29 [2020-07-28 19:06:54,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:54,318 INFO L479 AbstractCegarLoop]: Abstraction has 150 states and 212 transitions. [2020-07-28 19:06:54,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:06:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 212 transitions. [2020-07-28 19:06:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:06:54,319 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:54,319 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 19:06:54,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 19:06:54,319 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:54,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:54,320 INFO L82 PathProgramCache]: Analyzing trace with hash 77532406, now seen corresponding path program 1 times [2020-07-28 19:06:54,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:54,320 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653066605] [2020-07-28 19:06:54,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:54,383 INFO L280 TraceCheckUtils]: 0: Hoare triple {4731#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4731#true} is VALID [2020-07-28 19:06:54,384 INFO L280 TraceCheckUtils]: 1: Hoare triple {4731#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {4731#true} is VALID [2020-07-28 19:06:54,384 INFO L280 TraceCheckUtils]: 2: Hoare triple {4731#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {4731#true} is VALID [2020-07-28 19:06:54,384 INFO L280 TraceCheckUtils]: 3: Hoare triple {4731#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {4731#true} is VALID [2020-07-28 19:06:54,385 INFO L280 TraceCheckUtils]: 4: Hoare triple {4731#true} assume 0 != main_~tmp~10; {4731#true} is VALID [2020-07-28 19:06:54,385 INFO L280 TraceCheckUtils]: 5: Hoare triple {4731#true} ~switchedOnBeforeTS~0 := 0; {4731#true} is VALID [2020-07-28 19:06:54,385 INFO L280 TraceCheckUtils]: 6: Hoare triple {4731#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {4731#true} is VALID [2020-07-28 19:06:54,385 INFO L280 TraceCheckUtils]: 7: Hoare triple {4731#true} assume !false; {4731#true} is VALID [2020-07-28 19:06:54,386 INFO L280 TraceCheckUtils]: 8: Hoare triple {4731#true} assume test_~splverifierCounter~0 < 4; {4731#true} is VALID [2020-07-28 19:06:54,386 INFO L280 TraceCheckUtils]: 9: Hoare triple {4731#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {4731#true} is VALID [2020-07-28 19:06:54,386 INFO L280 TraceCheckUtils]: 10: Hoare triple {4731#true} assume !(0 != test_~tmp~5); {4731#true} is VALID [2020-07-28 19:06:54,386 INFO L280 TraceCheckUtils]: 11: Hoare triple {4731#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {4731#true} is VALID [2020-07-28 19:06:54,386 INFO L280 TraceCheckUtils]: 12: Hoare triple {4731#true} assume !(0 != test_~tmp___0~2); {4731#true} is VALID [2020-07-28 19:06:54,387 INFO L280 TraceCheckUtils]: 13: Hoare triple {4731#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {4731#true} is VALID [2020-07-28 19:06:54,387 INFO L280 TraceCheckUtils]: 14: Hoare triple {4731#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {4731#true} is VALID [2020-07-28 19:06:54,387 INFO L280 TraceCheckUtils]: 15: Hoare triple {4731#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {4731#true} is VALID [2020-07-28 19:06:54,387 INFO L280 TraceCheckUtils]: 16: Hoare triple {4731#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {4731#true} is VALID [2020-07-28 19:06:54,387 INFO L280 TraceCheckUtils]: 17: Hoare triple {4731#true} assume !(0 != ~pumpRunning~0); {4731#true} is VALID [2020-07-28 19:06:54,388 INFO L280 TraceCheckUtils]: 18: Hoare triple {4731#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {4731#true} is VALID [2020-07-28 19:06:54,388 INFO L280 TraceCheckUtils]: 19: Hoare triple {4731#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {4731#true} is VALID [2020-07-28 19:06:54,388 INFO L280 TraceCheckUtils]: 20: Hoare triple {4731#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {4731#true} is VALID [2020-07-28 19:06:54,389 INFO L280 TraceCheckUtils]: 21: Hoare triple {4731#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~12 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {4731#true} is VALID [2020-07-28 19:06:54,389 INFO L280 TraceCheckUtils]: 22: Hoare triple {4731#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; {4731#true} is VALID [2020-07-28 19:06:54,390 INFO L280 TraceCheckUtils]: 23: Hoare triple {4731#true} assume 0 != isHighWaterLevel_~tmp~3;isHighWaterLevel_~tmp___0~0 := 0; {4733#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)} is VALID [2020-07-28 19:06:54,390 INFO L280 TraceCheckUtils]: 24: Hoare triple {4733#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {4734#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} is VALID [2020-07-28 19:06:54,391 INFO L280 TraceCheckUtils]: 25: Hoare triple {4734#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {4735#(= 0 ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0)} is VALID [2020-07-28 19:06:54,392 INFO L280 TraceCheckUtils]: 26: Hoare triple {4735#(= 0 ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0)} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {4732#false} is VALID [2020-07-28 19:06:54,392 INFO L280 TraceCheckUtils]: 27: Hoare triple {4732#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; {4732#false} is VALID [2020-07-28 19:06:54,393 INFO L280 TraceCheckUtils]: 28: Hoare triple {4732#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; {4732#false} is VALID [2020-07-28 19:06:54,393 INFO L280 TraceCheckUtils]: 29: Hoare triple {4732#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {4732#false} is VALID [2020-07-28 19:06:54,393 INFO L280 TraceCheckUtils]: 30: Hoare triple {4732#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {4732#false} is VALID [2020-07-28 19:06:54,393 INFO L280 TraceCheckUtils]: 31: Hoare triple {4732#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {4732#false} is VALID [2020-07-28 19:06:54,394 INFO L280 TraceCheckUtils]: 32: Hoare triple {4732#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {4732#false} is VALID [2020-07-28 19:06:54,394 INFO L280 TraceCheckUtils]: 33: Hoare triple {4732#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {4732#false} is VALID [2020-07-28 19:06:54,394 INFO L280 TraceCheckUtils]: 34: Hoare triple {4732#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {4732#false} is VALID [2020-07-28 19:06:54,394 INFO L280 TraceCheckUtils]: 35: Hoare triple {4732#false} assume 0 == ~switchedOnBeforeTS~0; {4732#false} is VALID [2020-07-28 19:06:54,395 INFO L280 TraceCheckUtils]: 36: Hoare triple {4732#false} assume !false; {4732#false} is VALID [2020-07-28 19:06:54,396 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 19:06:54,396 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653066605] [2020-07-28 19:06:54,397 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:54,397 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:06:54,397 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38937535] [2020-07-28 19:06:54,397 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:06:54,398 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:54,398 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:06:54,439 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 19:06:54,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:06:54,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:54,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:06:54,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:06:54,440 INFO L87 Difference]: Start difference. First operand 150 states and 212 transitions. Second operand 5 states. [2020-07-28 19:06:55,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:55,367 INFO L93 Difference]: Finished difference Result 395 states and 553 transitions. [2020-07-28 19:06:55,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:06:55,368 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:06:55,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:06:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 230 transitions. [2020-07-28 19:06:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:06:55,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 230 transitions. [2020-07-28 19:06:55,375 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 230 transitions. [2020-07-28 19:06:55,662 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 230 edges. 230 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:55,669 INFO L225 Difference]: With dead ends: 395 [2020-07-28 19:06:55,669 INFO L226 Difference]: Without dead ends: 252 [2020-07-28 19:06:55,670 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 19:06:55,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-07-28 19:06:55,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 162. [2020-07-28 19:06:55,860 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:55,860 INFO L82 GeneralOperation]: Start isEquivalent. First operand 252 states. Second operand 162 states. [2020-07-28 19:06:55,860 INFO L74 IsIncluded]: Start isIncluded. First operand 252 states. Second operand 162 states. [2020-07-28 19:06:55,860 INFO L87 Difference]: Start difference. First operand 252 states. Second operand 162 states. [2020-07-28 19:06:55,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:55,869 INFO L93 Difference]: Finished difference Result 252 states and 344 transitions. [2020-07-28 19:06:55,869 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 344 transitions. [2020-07-28 19:06:55,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:55,870 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:55,870 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand 252 states. [2020-07-28 19:06:55,870 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 252 states. [2020-07-28 19:06:55,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:55,878 INFO L93 Difference]: Finished difference Result 252 states and 344 transitions. [2020-07-28 19:06:55,878 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 344 transitions. [2020-07-28 19:06:55,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:55,879 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:55,879 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:55,880 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:55,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-07-28 19:06:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 224 transitions. [2020-07-28 19:06:55,885 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 224 transitions. Word has length 37 [2020-07-28 19:06:55,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:55,885 INFO L479 AbstractCegarLoop]: Abstraction has 162 states and 224 transitions. [2020-07-28 19:06:55,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:06:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 224 transitions. [2020-07-28 19:06:55,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:06:55,886 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:55,886 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 19:06:55,886 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-28 19:06:55,886 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:55,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:55,887 INFO L82 PathProgramCache]: Analyzing trace with hash -933584844, now seen corresponding path program 1 times [2020-07-28 19:06:55,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:55,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212364278] [2020-07-28 19:06:55,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:55,974 INFO L280 TraceCheckUtils]: 0: Hoare triple {6046#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {6046#true} is VALID [2020-07-28 19:06:55,974 INFO L280 TraceCheckUtils]: 1: Hoare triple {6046#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {6046#true} is VALID [2020-07-28 19:06:55,974 INFO L280 TraceCheckUtils]: 2: Hoare triple {6046#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {6046#true} is VALID [2020-07-28 19:06:55,974 INFO L280 TraceCheckUtils]: 3: Hoare triple {6046#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {6046#true} is VALID [2020-07-28 19:06:55,975 INFO L280 TraceCheckUtils]: 4: Hoare triple {6046#true} assume 0 != main_~tmp~10; {6046#true} is VALID [2020-07-28 19:06:55,975 INFO L280 TraceCheckUtils]: 5: Hoare triple {6046#true} ~switchedOnBeforeTS~0 := 0; {6046#true} is VALID [2020-07-28 19:06:55,975 INFO L280 TraceCheckUtils]: 6: Hoare triple {6046#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {6046#true} is VALID [2020-07-28 19:06:55,975 INFO L280 TraceCheckUtils]: 7: Hoare triple {6046#true} assume !false; {6046#true} is VALID [2020-07-28 19:06:55,975 INFO L280 TraceCheckUtils]: 8: Hoare triple {6046#true} assume test_~splverifierCounter~0 < 4; {6046#true} is VALID [2020-07-28 19:06:55,976 INFO L280 TraceCheckUtils]: 9: Hoare triple {6046#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {6046#true} is VALID [2020-07-28 19:06:55,976 INFO L280 TraceCheckUtils]: 10: Hoare triple {6046#true} assume !(0 != test_~tmp~5); {6046#true} is VALID [2020-07-28 19:06:55,976 INFO L280 TraceCheckUtils]: 11: Hoare triple {6046#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {6046#true} is VALID [2020-07-28 19:06:55,976 INFO L280 TraceCheckUtils]: 12: Hoare triple {6046#true} assume !(0 != test_~tmp___0~2); {6046#true} is VALID [2020-07-28 19:06:55,976 INFO L280 TraceCheckUtils]: 13: Hoare triple {6046#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {6046#true} is VALID [2020-07-28 19:06:55,978 INFO L280 TraceCheckUtils]: 14: Hoare triple {6046#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {6048#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:55,979 INFO L280 TraceCheckUtils]: 15: Hoare triple {6048#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {6048#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:55,980 INFO L280 TraceCheckUtils]: 16: Hoare triple {6048#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {6048#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:55,981 INFO L280 TraceCheckUtils]: 17: Hoare triple {6048#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {6048#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:06:55,981 INFO L280 TraceCheckUtils]: 18: Hoare triple {6048#(= 1 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {6046#true} is VALID [2020-07-28 19:06:55,981 INFO L280 TraceCheckUtils]: 19: Hoare triple {6046#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {6046#true} is VALID [2020-07-28 19:06:55,982 INFO L280 TraceCheckUtils]: 20: Hoare triple {6046#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {6046#true} is VALID [2020-07-28 19:06:55,982 INFO L280 TraceCheckUtils]: 21: Hoare triple {6046#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~12 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {6049#(not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|))} is VALID [2020-07-28 19:06:55,983 INFO L280 TraceCheckUtils]: 22: Hoare triple {6049#(not (= 0 |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; {6050#(not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~3))} is VALID [2020-07-28 19:06:55,984 INFO L280 TraceCheckUtils]: 23: Hoare triple {6050#(not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~3))} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {6047#false} is VALID [2020-07-28 19:06:55,984 INFO L280 TraceCheckUtils]: 24: Hoare triple {6047#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {6047#false} is VALID [2020-07-28 19:06:55,984 INFO L280 TraceCheckUtils]: 25: Hoare triple {6047#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {6047#false} is VALID [2020-07-28 19:06:55,984 INFO L280 TraceCheckUtils]: 26: Hoare triple {6047#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {6047#false} is VALID [2020-07-28 19:06:55,985 INFO L280 TraceCheckUtils]: 27: Hoare triple {6047#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; {6047#false} is VALID [2020-07-28 19:06:55,985 INFO L280 TraceCheckUtils]: 28: Hoare triple {6047#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; {6047#false} is VALID [2020-07-28 19:06:55,985 INFO L280 TraceCheckUtils]: 29: Hoare triple {6047#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {6047#false} is VALID [2020-07-28 19:06:55,986 INFO L280 TraceCheckUtils]: 30: Hoare triple {6047#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {6047#false} is VALID [2020-07-28 19:06:55,986 INFO L280 TraceCheckUtils]: 31: Hoare triple {6047#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {6047#false} is VALID [2020-07-28 19:06:55,987 INFO L280 TraceCheckUtils]: 32: Hoare triple {6047#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {6047#false} is VALID [2020-07-28 19:06:55,987 INFO L280 TraceCheckUtils]: 33: Hoare triple {6047#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {6047#false} is VALID [2020-07-28 19:06:55,987 INFO L280 TraceCheckUtils]: 34: Hoare triple {6047#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {6047#false} is VALID [2020-07-28 19:06:55,988 INFO L280 TraceCheckUtils]: 35: Hoare triple {6047#false} assume 0 == ~switchedOnBeforeTS~0; {6047#false} is VALID [2020-07-28 19:06:55,988 INFO L280 TraceCheckUtils]: 36: Hoare triple {6047#false} assume !false; {6047#false} is VALID [2020-07-28 19:06:55,990 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 19:06:55,990 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212364278] [2020-07-28 19:06:55,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:55,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:06:55,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924570732] [2020-07-28 19:06:55,993 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:06:55,993 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:55,993 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:06:56,038 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 19:06:56,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:06:56,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:56,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:06:56,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:06:56,039 INFO L87 Difference]: Start difference. First operand 162 states and 224 transitions. Second operand 5 states. [2020-07-28 19:06:57,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:57,079 INFO L93 Difference]: Finished difference Result 438 states and 596 transitions. [2020-07-28 19:06:57,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 19:06:57,080 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-07-28 19:06:57,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:57,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:06:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 396 transitions. [2020-07-28 19:06:57,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:06:57,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 396 transitions. [2020-07-28 19:06:57,089 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 396 transitions. [2020-07-28 19:06:57,538 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 396 edges. 396 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:57,546 INFO L225 Difference]: With dead ends: 438 [2020-07-28 19:06:57,546 INFO L226 Difference]: Without dead ends: 283 [2020-07-28 19:06:57,548 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 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 19:06:57,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-07-28 19:06:57,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 170. [2020-07-28 19:06:57,785 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:57,785 INFO L82 GeneralOperation]: Start isEquivalent. First operand 283 states. Second operand 170 states. [2020-07-28 19:06:57,785 INFO L74 IsIncluded]: Start isIncluded. First operand 283 states. Second operand 170 states. [2020-07-28 19:06:57,785 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 170 states. [2020-07-28 19:06:57,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:57,793 INFO L93 Difference]: Finished difference Result 283 states and 375 transitions. [2020-07-28 19:06:57,793 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 375 transitions. [2020-07-28 19:06:57,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:57,794 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:57,794 INFO L74 IsIncluded]: Start isIncluded. First operand 170 states. Second operand 283 states. [2020-07-28 19:06:57,794 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 283 states. [2020-07-28 19:06:57,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:57,802 INFO L93 Difference]: Finished difference Result 283 states and 375 transitions. [2020-07-28 19:06:57,802 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 375 transitions. [2020-07-28 19:06:57,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:57,803 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:57,803 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:57,803 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:57,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-07-28 19:06:57,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 232 transitions. [2020-07-28 19:06:57,808 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 232 transitions. Word has length 37 [2020-07-28 19:06:57,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:57,808 INFO L479 AbstractCegarLoop]: Abstraction has 170 states and 232 transitions. [2020-07-28 19:06:57,809 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:06:57,809 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 232 transitions. [2020-07-28 19:06:57,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:06:57,809 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:57,810 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 19:06:57,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-28 19:06:57,810 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:57,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:57,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1954653198, now seen corresponding path program 1 times [2020-07-28 19:06:57,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:57,811 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015039864] [2020-07-28 19:06:57,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:57,865 INFO L280 TraceCheckUtils]: 0: Hoare triple {7498#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,866 INFO L280 TraceCheckUtils]: 1: Hoare triple {7500#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,867 INFO L280 TraceCheckUtils]: 2: Hoare triple {7500#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,867 INFO L280 TraceCheckUtils]: 3: Hoare triple {7500#(= 1 ~waterLevel~0)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,868 INFO L280 TraceCheckUtils]: 4: Hoare triple {7500#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~10; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,868 INFO L280 TraceCheckUtils]: 5: Hoare triple {7500#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,869 INFO L280 TraceCheckUtils]: 6: Hoare triple {7500#(= 1 ~waterLevel~0)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,870 INFO L280 TraceCheckUtils]: 7: Hoare triple {7500#(= 1 ~waterLevel~0)} assume !false; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,870 INFO L280 TraceCheckUtils]: 8: Hoare triple {7500#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,875 INFO L280 TraceCheckUtils]: 9: Hoare triple {7500#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,882 INFO L280 TraceCheckUtils]: 10: Hoare triple {7500#(= 1 ~waterLevel~0)} assume !(0 != test_~tmp~5); {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,882 INFO L280 TraceCheckUtils]: 11: Hoare triple {7500#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,883 INFO L280 TraceCheckUtils]: 12: Hoare triple {7500#(= 1 ~waterLevel~0)} assume !(0 != test_~tmp___0~2); {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,884 INFO L280 TraceCheckUtils]: 13: Hoare triple {7500#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,884 INFO L280 TraceCheckUtils]: 14: Hoare triple {7500#(= 1 ~waterLevel~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,885 INFO L280 TraceCheckUtils]: 15: Hoare triple {7500#(= 1 ~waterLevel~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,886 INFO L280 TraceCheckUtils]: 16: Hoare triple {7500#(= 1 ~waterLevel~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,886 INFO L280 TraceCheckUtils]: 17: Hoare triple {7500#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,887 INFO L280 TraceCheckUtils]: 18: Hoare triple {7500#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,887 INFO L280 TraceCheckUtils]: 19: Hoare triple {7500#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,888 INFO L280 TraceCheckUtils]: 20: Hoare triple {7500#(= 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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {7500#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:57,889 INFO L280 TraceCheckUtils]: 21: Hoare triple {7500#(= 1 ~waterLevel~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {7499#false} is VALID [2020-07-28 19:06:57,889 INFO L280 TraceCheckUtils]: 22: Hoare triple {7499#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; {7499#false} is VALID [2020-07-28 19:06:57,890 INFO L280 TraceCheckUtils]: 23: Hoare triple {7499#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {7499#false} is VALID [2020-07-28 19:06:57,890 INFO L280 TraceCheckUtils]: 24: Hoare triple {7499#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {7499#false} is VALID [2020-07-28 19:06:57,890 INFO L280 TraceCheckUtils]: 25: Hoare triple {7499#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {7499#false} is VALID [2020-07-28 19:06:57,891 INFO L280 TraceCheckUtils]: 26: Hoare triple {7499#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {7499#false} is VALID [2020-07-28 19:06:57,891 INFO L280 TraceCheckUtils]: 27: Hoare triple {7499#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; {7499#false} is VALID [2020-07-28 19:06:57,891 INFO L280 TraceCheckUtils]: 28: Hoare triple {7499#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; {7499#false} is VALID [2020-07-28 19:06:57,892 INFO L280 TraceCheckUtils]: 29: Hoare triple {7499#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {7499#false} is VALID [2020-07-28 19:06:57,892 INFO L280 TraceCheckUtils]: 30: Hoare triple {7499#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {7499#false} is VALID [2020-07-28 19:06:57,892 INFO L280 TraceCheckUtils]: 31: Hoare triple {7499#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {7499#false} is VALID [2020-07-28 19:06:57,892 INFO L280 TraceCheckUtils]: 32: Hoare triple {7499#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {7499#false} is VALID [2020-07-28 19:06:57,892 INFO L280 TraceCheckUtils]: 33: Hoare triple {7499#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {7499#false} is VALID [2020-07-28 19:06:57,893 INFO L280 TraceCheckUtils]: 34: Hoare triple {7499#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {7499#false} is VALID [2020-07-28 19:06:57,893 INFO L280 TraceCheckUtils]: 35: Hoare triple {7499#false} assume 0 == ~switchedOnBeforeTS~0; {7499#false} is VALID [2020-07-28 19:06:57,893 INFO L280 TraceCheckUtils]: 36: Hoare triple {7499#false} assume !false; {7499#false} is VALID [2020-07-28 19:06:57,895 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 19:06:57,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015039864] [2020-07-28 19:06:57,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:57,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:06:57,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568105872] [2020-07-28 19:06:57,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:06:57,896 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:57,896 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:06:57,950 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 19:06:57,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:06:57,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:57,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:06:57,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:06:57,951 INFO L87 Difference]: Start difference. First operand 170 states and 232 transitions. Second operand 3 states. [2020-07-28 19:06:58,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:58,528 INFO L93 Difference]: Finished difference Result 391 states and 532 transitions. [2020-07-28 19:06:58,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:06:58,528 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:06:58,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:06:58,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 198 transitions. [2020-07-28 19:06:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:06:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 198 transitions. [2020-07-28 19:06:58,535 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 198 transitions. [2020-07-28 19:06:58,729 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 198 edges. 198 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:06:58,733 INFO L225 Difference]: With dead ends: 391 [2020-07-28 19:06:58,733 INFO L226 Difference]: Without dead ends: 228 [2020-07-28 19:06:58,734 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 19:06:58,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-07-28 19:06:59,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-07-28 19:06:59,046 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:06:59,046 INFO L82 GeneralOperation]: Start isEquivalent. First operand 228 states. Second operand 228 states. [2020-07-28 19:06:59,046 INFO L74 IsIncluded]: Start isIncluded. First operand 228 states. Second operand 228 states. [2020-07-28 19:06:59,046 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 228 states. [2020-07-28 19:06:59,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:59,053 INFO L93 Difference]: Finished difference Result 228 states and 303 transitions. [2020-07-28 19:06:59,053 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2020-07-28 19:06:59,053 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:59,054 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:59,054 INFO L74 IsIncluded]: Start isIncluded. First operand 228 states. Second operand 228 states. [2020-07-28 19:06:59,054 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 228 states. [2020-07-28 19:06:59,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:06:59,062 INFO L93 Difference]: Finished difference Result 228 states and 303 transitions. [2020-07-28 19:06:59,062 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2020-07-28 19:06:59,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:06:59,063 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:06:59,063 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:06:59,063 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:06:59,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-07-28 19:06:59,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 303 transitions. [2020-07-28 19:06:59,071 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 303 transitions. Word has length 37 [2020-07-28 19:06:59,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:06:59,071 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 303 transitions. [2020-07-28 19:06:59,071 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:06:59,071 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2020-07-28 19:06:59,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-28 19:06:59,073 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:06:59,074 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 19:06:59,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-28 19:06:59,074 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:06:59,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:06:59,075 INFO L82 PathProgramCache]: Analyzing trace with hash -418855246, now seen corresponding path program 1 times [2020-07-28 19:06:59,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:06:59,075 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110371877] [2020-07-28 19:06:59,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:06:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:06:59,252 INFO L280 TraceCheckUtils]: 0: Hoare triple {8843#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,253 INFO L280 TraceCheckUtils]: 1: Hoare triple {8845#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,254 INFO L280 TraceCheckUtils]: 2: Hoare triple {8845#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,254 INFO L280 TraceCheckUtils]: 3: Hoare triple {8845#(= 1 ~waterLevel~0)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,255 INFO L280 TraceCheckUtils]: 4: Hoare triple {8845#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~10; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,256 INFO L280 TraceCheckUtils]: 5: Hoare triple {8845#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,256 INFO L280 TraceCheckUtils]: 6: Hoare triple {8845#(= 1 ~waterLevel~0)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,257 INFO L280 TraceCheckUtils]: 7: Hoare triple {8845#(= 1 ~waterLevel~0)} assume !false; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,257 INFO L280 TraceCheckUtils]: 8: Hoare triple {8845#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,258 INFO L280 TraceCheckUtils]: 9: Hoare triple {8845#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,258 INFO L280 TraceCheckUtils]: 10: Hoare triple {8845#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~5; {8845#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:06:59,259 INFO L280 TraceCheckUtils]: 11: Hoare triple {8845#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,260 INFO L280 TraceCheckUtils]: 12: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,261 INFO L280 TraceCheckUtils]: 13: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != test_~tmp___0~2); {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,261 INFO L280 TraceCheckUtils]: 14: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,262 INFO L280 TraceCheckUtils]: 15: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,263 INFO L280 TraceCheckUtils]: 16: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,265 INFO L280 TraceCheckUtils]: 17: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,267 INFO L280 TraceCheckUtils]: 18: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != ~pumpRunning~0); {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,268 INFO L280 TraceCheckUtils]: 19: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,272 INFO L280 TraceCheckUtils]: 20: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,273 INFO L280 TraceCheckUtils]: 21: Hoare triple {8846#(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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,275 INFO L280 TraceCheckUtils]: 22: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,276 INFO L280 TraceCheckUtils]: 23: Hoare triple {8846#(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; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,277 INFO L280 TraceCheckUtils]: 24: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,278 INFO L280 TraceCheckUtils]: 25: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,279 INFO L280 TraceCheckUtils]: 26: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,279 INFO L280 TraceCheckUtils]: 27: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,280 INFO L280 TraceCheckUtils]: 28: Hoare triple {8846#(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; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,281 INFO L280 TraceCheckUtils]: 29: Hoare triple {8846#(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; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,281 INFO L280 TraceCheckUtils]: 30: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:06:59,282 INFO L280 TraceCheckUtils]: 31: Hoare triple {8846#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {8847#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} is VALID [2020-07-28 19:06:59,282 INFO L280 TraceCheckUtils]: 32: Hoare triple {8847#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {8848#(and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6))} is VALID [2020-07-28 19:06:59,284 INFO L280 TraceCheckUtils]: 33: Hoare triple {8848#(and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {8844#false} is VALID [2020-07-28 19:06:59,284 INFO L280 TraceCheckUtils]: 34: Hoare triple {8844#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {8844#false} is VALID [2020-07-28 19:06:59,284 INFO L280 TraceCheckUtils]: 35: Hoare triple {8844#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {8844#false} is VALID [2020-07-28 19:06:59,284 INFO L280 TraceCheckUtils]: 36: Hoare triple {8844#false} assume 0 == ~switchedOnBeforeTS~0; {8844#false} is VALID [2020-07-28 19:06:59,285 INFO L280 TraceCheckUtils]: 37: Hoare triple {8844#false} assume !false; {8844#false} is VALID [2020-07-28 19:06:59,288 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 19:06:59,289 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110371877] [2020-07-28 19:06:59,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:06:59,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:06:59,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274611912] [2020-07-28 19:06:59,290 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-28 19:06:59,290 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:06:59,290 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:06:59,340 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 19:06:59,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:06:59,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:06:59,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:06:59,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:06:59,342 INFO L87 Difference]: Start difference. First operand 228 states and 303 transitions. Second operand 6 states. [2020-07-28 19:07:02,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:02,477 INFO L93 Difference]: Finished difference Result 1125 states and 1536 transitions. [2020-07-28 19:07:02,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-28 19:07:02,477 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-28 19:07:02,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:07:02,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 495 transitions. [2020-07-28 19:07:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:07:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 495 transitions. [2020-07-28 19:07:02,485 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 495 transitions. [2020-07-28 19:07:03,089 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 495 edges. 495 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:03,140 INFO L225 Difference]: With dead ends: 1125 [2020-07-28 19:07:03,140 INFO L226 Difference]: Without dead ends: 962 [2020-07-28 19:07:03,141 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 19:07:03,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2020-07-28 19:07:03,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 402. [2020-07-28 19:07:03,906 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:03,906 INFO L82 GeneralOperation]: Start isEquivalent. First operand 962 states. Second operand 402 states. [2020-07-28 19:07:03,906 INFO L74 IsIncluded]: Start isIncluded. First operand 962 states. Second operand 402 states. [2020-07-28 19:07:03,906 INFO L87 Difference]: Start difference. First operand 962 states. Second operand 402 states. [2020-07-28 19:07:03,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:03,948 INFO L93 Difference]: Finished difference Result 962 states and 1267 transitions. [2020-07-28 19:07:03,949 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1267 transitions. [2020-07-28 19:07:03,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:03,950 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:03,951 INFO L74 IsIncluded]: Start isIncluded. First operand 402 states. Second operand 962 states. [2020-07-28 19:07:03,951 INFO L87 Difference]: Start difference. First operand 402 states. Second operand 962 states. [2020-07-28 19:07:04,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:04,011 INFO L93 Difference]: Finished difference Result 962 states and 1267 transitions. [2020-07-28 19:07:04,011 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1267 transitions. [2020-07-28 19:07:04,013 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:04,014 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:04,014 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:04,014 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:04,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-07-28 19:07:04,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 535 transitions. [2020-07-28 19:07:04,036 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 535 transitions. Word has length 38 [2020-07-28 19:07:04,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:04,036 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 535 transitions. [2020-07-28 19:07:04,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:07:04,036 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 535 transitions. [2020-07-28 19:07:04,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-28 19:07:04,039 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:07:04,039 INFO L422 BasicCegarLoop]: trace histogram [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, 1] [2020-07-28 19:07:04,039 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-28 19:07:04,039 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:07:04,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:07:04,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1638256156, now seen corresponding path program 1 times [2020-07-28 19:07:04,040 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:07:04,044 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892419964] [2020-07-28 19:07:04,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:07:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:04,149 INFO L280 TraceCheckUtils]: 0: Hoare triple {12967#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {12967#true} is VALID [2020-07-28 19:07:04,149 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {12967#true} is VALID [2020-07-28 19:07:04,149 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {12967#true} is VALID [2020-07-28 19:07:04,149 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {12967#true} is VALID [2020-07-28 19:07:04,150 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} assume 0 != main_~tmp~10; {12967#true} is VALID [2020-07-28 19:07:04,150 INFO L280 TraceCheckUtils]: 5: Hoare triple {12967#true} ~switchedOnBeforeTS~0 := 0; {12967#true} is VALID [2020-07-28 19:07:04,150 INFO L280 TraceCheckUtils]: 6: Hoare triple {12967#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {12967#true} is VALID [2020-07-28 19:07:04,150 INFO L280 TraceCheckUtils]: 7: Hoare triple {12967#true} assume !false; {12967#true} is VALID [2020-07-28 19:07:04,150 INFO L280 TraceCheckUtils]: 8: Hoare triple {12967#true} assume test_~splverifierCounter~0 < 4; {12967#true} is VALID [2020-07-28 19:07:04,150 INFO L280 TraceCheckUtils]: 9: Hoare triple {12967#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {12967#true} is VALID [2020-07-28 19:07:04,151 INFO L280 TraceCheckUtils]: 10: Hoare triple {12967#true} assume 0 != test_~tmp~5; {12967#true} is VALID [2020-07-28 19:07:04,151 INFO L280 TraceCheckUtils]: 11: Hoare triple {12967#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {12967#true} is VALID [2020-07-28 19:07:04,151 INFO L280 TraceCheckUtils]: 12: Hoare triple {12967#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {12967#true} is VALID [2020-07-28 19:07:04,151 INFO L280 TraceCheckUtils]: 13: Hoare triple {12967#true} assume !(0 != test_~tmp___0~2); {12967#true} is VALID [2020-07-28 19:07:04,151 INFO L280 TraceCheckUtils]: 14: Hoare triple {12967#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {12967#true} is VALID [2020-07-28 19:07:04,152 INFO L280 TraceCheckUtils]: 15: Hoare triple {12967#true} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet25 && test_#t~nondet25 <= 2147483647;test_~tmp___1~0 := test_#t~nondet25;havoc test_#t~nondet25; {12967#true} is VALID [2020-07-28 19:07:04,152 INFO L280 TraceCheckUtils]: 16: Hoare triple {12967#true} assume 0 != test_~tmp___1~0; {12967#true} is VALID [2020-07-28 19:07:04,152 INFO L280 TraceCheckUtils]: 17: Hoare triple {12967#true} assume !(0 != ~pumpRunning~0); {12967#true} is VALID [2020-07-28 19:07:04,154 INFO L280 TraceCheckUtils]: 18: Hoare triple {12967#true} ~systemActive~0 := 0; {12969#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:07:04,154 INFO L280 TraceCheckUtils]: 19: Hoare triple {12969#(= 0 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {12969#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:07:04,155 INFO L280 TraceCheckUtils]: 20: Hoare triple {12969#(= 0 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {12969#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:07:04,155 INFO L280 TraceCheckUtils]: 21: Hoare triple {12969#(= 0 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {12969#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:07:04,155 INFO L280 TraceCheckUtils]: 22: Hoare triple {12969#(= 0 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {12968#false} is VALID [2020-07-28 19:07:04,156 INFO L280 TraceCheckUtils]: 23: Hoare triple {12968#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {12968#false} is VALID [2020-07-28 19:07:04,156 INFO L280 TraceCheckUtils]: 24: Hoare triple {12968#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {12968#false} is VALID [2020-07-28 19:07:04,156 INFO L280 TraceCheckUtils]: 25: Hoare triple {12968#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {12968#false} is VALID [2020-07-28 19:07:04,156 INFO L280 TraceCheckUtils]: 26: Hoare triple {12968#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; {12968#false} is VALID [2020-07-28 19:07:04,156 INFO L280 TraceCheckUtils]: 27: Hoare triple {12968#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {12968#false} is VALID [2020-07-28 19:07:04,157 INFO L280 TraceCheckUtils]: 28: Hoare triple {12968#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {12968#false} is VALID [2020-07-28 19:07:04,157 INFO L280 TraceCheckUtils]: 29: Hoare triple {12968#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {12968#false} is VALID [2020-07-28 19:07:04,157 INFO L280 TraceCheckUtils]: 30: Hoare triple {12968#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {12968#false} is VALID [2020-07-28 19:07:04,157 INFO L280 TraceCheckUtils]: 31: Hoare triple {12968#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; {12968#false} is VALID [2020-07-28 19:07:04,157 INFO L280 TraceCheckUtils]: 32: Hoare triple {12968#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; {12968#false} is VALID [2020-07-28 19:07:04,158 INFO L280 TraceCheckUtils]: 33: Hoare triple {12968#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {12968#false} is VALID [2020-07-28 19:07:04,158 INFO L280 TraceCheckUtils]: 34: Hoare triple {12968#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {12968#false} is VALID [2020-07-28 19:07:04,158 INFO L280 TraceCheckUtils]: 35: Hoare triple {12968#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {12968#false} is VALID [2020-07-28 19:07:04,158 INFO L280 TraceCheckUtils]: 36: Hoare triple {12968#false} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {12968#false} is VALID [2020-07-28 19:07:04,158 INFO L280 TraceCheckUtils]: 37: Hoare triple {12968#false} assume !false; {12968#false} is VALID [2020-07-28 19:07:04,158 INFO L280 TraceCheckUtils]: 38: Hoare triple {12968#false} assume test_~splverifierCounter~0 < 4; {12968#false} is VALID [2020-07-28 19:07:04,159 INFO L280 TraceCheckUtils]: 39: Hoare triple {12968#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {12968#false} is VALID [2020-07-28 19:07:04,159 INFO L280 TraceCheckUtils]: 40: Hoare triple {12968#false} assume !(0 != test_~tmp~5); {12968#false} is VALID [2020-07-28 19:07:04,159 INFO L280 TraceCheckUtils]: 41: Hoare triple {12968#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {12968#false} is VALID [2020-07-28 19:07:04,159 INFO L280 TraceCheckUtils]: 42: Hoare triple {12968#false} assume !(0 != test_~tmp___0~2); {12968#false} is VALID [2020-07-28 19:07:04,159 INFO L280 TraceCheckUtils]: 43: Hoare triple {12968#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {12968#false} is VALID [2020-07-28 19:07:04,160 INFO L280 TraceCheckUtils]: 44: Hoare triple {12968#false} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet25 && test_#t~nondet25 <= 2147483647;test_~tmp___1~0 := test_#t~nondet25;havoc test_#t~nondet25; {12968#false} is VALID [2020-07-28 19:07:04,160 INFO L280 TraceCheckUtils]: 45: Hoare triple {12968#false} assume !(0 != test_~tmp___1~0); {12968#false} is VALID [2020-07-28 19:07:04,160 INFO L280 TraceCheckUtils]: 46: Hoare triple {12968#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {12968#false} is VALID [2020-07-28 19:07:04,162 INFO L280 TraceCheckUtils]: 47: Hoare triple {12968#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {12968#false} is VALID [2020-07-28 19:07:04,163 INFO L280 TraceCheckUtils]: 48: Hoare triple {12968#false} assume 0 != ~pumpRunning~0; {12968#false} is VALID [2020-07-28 19:07:04,163 INFO L280 TraceCheckUtils]: 49: Hoare triple {12968#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {12968#false} is VALID [2020-07-28 19:07:04,163 INFO L280 TraceCheckUtils]: 50: Hoare triple {12968#false} assume !(0 != ~systemActive~0); {12968#false} is VALID [2020-07-28 19:07:04,163 INFO L280 TraceCheckUtils]: 51: Hoare triple {12968#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {12968#false} is VALID [2020-07-28 19:07:04,163 INFO L280 TraceCheckUtils]: 52: Hoare triple {12968#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {12968#false} is VALID [2020-07-28 19:07:04,164 INFO L280 TraceCheckUtils]: 53: Hoare triple {12968#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {12968#false} is VALID [2020-07-28 19:07:04,164 INFO L280 TraceCheckUtils]: 54: Hoare triple {12968#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {12968#false} is VALID [2020-07-28 19:07:04,164 INFO L280 TraceCheckUtils]: 55: Hoare triple {12968#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {12968#false} is VALID [2020-07-28 19:07:04,164 INFO L280 TraceCheckUtils]: 56: Hoare triple {12968#false} assume 0 == ~switchedOnBeforeTS~0; {12968#false} is VALID [2020-07-28 19:07:04,164 INFO L280 TraceCheckUtils]: 57: Hoare triple {12968#false} assume !false; {12968#false} is VALID [2020-07-28 19:07:04,166 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-28 19:07:04,167 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892419964] [2020-07-28 19:07:04,167 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:07:04,167 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:07:04,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939900971] [2020-07-28 19:07:04,168 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-07-28 19:07:04,168 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:07:04,168 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:07:04,230 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:04,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:07:04,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:07:04,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:07:04,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:07:04,232 INFO L87 Difference]: Start difference. First operand 402 states and 535 transitions. Second operand 3 states. [2020-07-28 19:07:05,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:05,163 INFO L93 Difference]: Finished difference Result 669 states and 888 transitions. [2020-07-28 19:07:05,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:07:05,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-07-28 19:07:05,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:05,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:07:05,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 188 transitions. [2020-07-28 19:07:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:07:05,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 188 transitions. [2020-07-28 19:07:05,166 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 188 transitions. [2020-07-28 19:07:05,371 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 188 edges. 188 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:05,377 INFO L225 Difference]: With dead ends: 669 [2020-07-28 19:07:05,378 INFO L226 Difference]: Without dead ends: 274 [2020-07-28 19:07:05,379 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 19:07:05,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-07-28 19:07:05,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 268. [2020-07-28 19:07:05,972 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:05,972 INFO L82 GeneralOperation]: Start isEquivalent. First operand 274 states. Second operand 268 states. [2020-07-28 19:07:05,973 INFO L74 IsIncluded]: Start isIncluded. First operand 274 states. Second operand 268 states. [2020-07-28 19:07:05,973 INFO L87 Difference]: Start difference. First operand 274 states. Second operand 268 states. [2020-07-28 19:07:05,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:05,980 INFO L93 Difference]: Finished difference Result 274 states and 357 transitions. [2020-07-28 19:07:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 357 transitions. [2020-07-28 19:07:05,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:05,981 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:05,981 INFO L74 IsIncluded]: Start isIncluded. First operand 268 states. Second operand 274 states. [2020-07-28 19:07:05,981 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 274 states. [2020-07-28 19:07:05,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:05,987 INFO L93 Difference]: Finished difference Result 274 states and 357 transitions. [2020-07-28 19:07:05,987 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 357 transitions. [2020-07-28 19:07:05,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:05,988 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:05,988 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:05,988 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:05,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-07-28 19:07:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 351 transitions. [2020-07-28 19:07:05,993 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 351 transitions. Word has length 58 [2020-07-28 19:07:05,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:05,994 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 351 transitions. [2020-07-28 19:07:05,994 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:07:05,994 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 351 transitions. [2020-07-28 19:07:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-28 19:07:05,995 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:07:05,995 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, 1, 1] [2020-07-28 19:07:05,995 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-28 19:07:05,995 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:07:05,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:07:05,995 INFO L82 PathProgramCache]: Analyzing trace with hash -100547478, now seen corresponding path program 1 times [2020-07-28 19:07:05,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:07:05,996 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493738559] [2020-07-28 19:07:05,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:07:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:06,112 INFO L280 TraceCheckUtils]: 0: Hoare triple {14863#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {14863#true} is VALID [2020-07-28 19:07:06,112 INFO L280 TraceCheckUtils]: 1: Hoare triple {14863#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {14863#true} is VALID [2020-07-28 19:07:06,112 INFO L280 TraceCheckUtils]: 2: Hoare triple {14863#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {14863#true} is VALID [2020-07-28 19:07:06,112 INFO L280 TraceCheckUtils]: 3: Hoare triple {14863#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {14863#true} is VALID [2020-07-28 19:07:06,112 INFO L280 TraceCheckUtils]: 4: Hoare triple {14863#true} assume 0 != main_~tmp~10; {14863#true} is VALID [2020-07-28 19:07:06,113 INFO L280 TraceCheckUtils]: 5: Hoare triple {14863#true} ~switchedOnBeforeTS~0 := 0; {14863#true} is VALID [2020-07-28 19:07:06,113 INFO L280 TraceCheckUtils]: 6: Hoare triple {14863#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {14863#true} is VALID [2020-07-28 19:07:06,113 INFO L280 TraceCheckUtils]: 7: Hoare triple {14863#true} assume !false; {14863#true} is VALID [2020-07-28 19:07:06,113 INFO L280 TraceCheckUtils]: 8: Hoare triple {14863#true} assume test_~splverifierCounter~0 < 4; {14863#true} is VALID [2020-07-28 19:07:06,113 INFO L280 TraceCheckUtils]: 9: Hoare triple {14863#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {14863#true} is VALID [2020-07-28 19:07:06,114 INFO L280 TraceCheckUtils]: 10: Hoare triple {14863#true} assume 0 != test_~tmp~5; {14863#true} is VALID [2020-07-28 19:07:06,114 INFO L280 TraceCheckUtils]: 11: Hoare triple {14863#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {14863#true} is VALID [2020-07-28 19:07:06,114 INFO L280 TraceCheckUtils]: 12: Hoare triple {14863#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {14863#true} is VALID [2020-07-28 19:07:06,114 INFO L280 TraceCheckUtils]: 13: Hoare triple {14863#true} assume !(0 != test_~tmp___0~2); {14863#true} is VALID [2020-07-28 19:07:06,114 INFO L280 TraceCheckUtils]: 14: Hoare triple {14863#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {14863#true} is VALID [2020-07-28 19:07:06,121 INFO L280 TraceCheckUtils]: 15: Hoare triple {14863#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {14865#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:07:06,122 INFO L280 TraceCheckUtils]: 16: Hoare triple {14865#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {14865#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:07:06,123 INFO L280 TraceCheckUtils]: 17: Hoare triple {14865#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {14865#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:07:06,123 INFO L280 TraceCheckUtils]: 18: Hoare triple {14865#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {14865#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:07:06,123 INFO L280 TraceCheckUtils]: 19: Hoare triple {14865#(= 1 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {14863#true} is VALID [2020-07-28 19:07:06,124 INFO L280 TraceCheckUtils]: 20: Hoare triple {14863#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {14863#true} is VALID [2020-07-28 19:07:06,124 INFO L280 TraceCheckUtils]: 21: Hoare triple {14863#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {14863#true} is VALID [2020-07-28 19:07:06,124 INFO L280 TraceCheckUtils]: 22: Hoare triple {14863#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {14863#true} is VALID [2020-07-28 19:07:06,124 INFO L280 TraceCheckUtils]: 23: Hoare triple {14863#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; {14863#true} is VALID [2020-07-28 19:07:06,124 INFO L280 TraceCheckUtils]: 24: Hoare triple {14863#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {14863#true} is VALID [2020-07-28 19:07:06,124 INFO L280 TraceCheckUtils]: 25: Hoare triple {14863#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {14863#true} is VALID [2020-07-28 19:07:06,125 INFO L280 TraceCheckUtils]: 26: Hoare triple {14863#true} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {14863#true} is VALID [2020-07-28 19:07:06,125 INFO L280 TraceCheckUtils]: 27: Hoare triple {14863#true} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {14863#true} is VALID [2020-07-28 19:07:06,125 INFO L280 TraceCheckUtils]: 28: Hoare triple {14863#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; {14863#true} is VALID [2020-07-28 19:07:06,125 INFO L280 TraceCheckUtils]: 29: Hoare triple {14863#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; {14863#true} is VALID [2020-07-28 19:07:06,126 INFO L280 TraceCheckUtils]: 30: Hoare triple {14863#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,126 INFO L280 TraceCheckUtils]: 31: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,127 INFO L280 TraceCheckUtils]: 32: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,127 INFO L280 TraceCheckUtils]: 33: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,128 INFO L280 TraceCheckUtils]: 34: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume !false; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,128 INFO L280 TraceCheckUtils]: 35: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume test_~splverifierCounter~0 < 4; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,129 INFO L280 TraceCheckUtils]: 36: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,129 INFO L280 TraceCheckUtils]: 37: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume !(0 != test_~tmp~5); {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,130 INFO L280 TraceCheckUtils]: 38: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,130 INFO L280 TraceCheckUtils]: 39: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume !(0 != test_~tmp___0~2); {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,131 INFO L280 TraceCheckUtils]: 40: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,131 INFO L280 TraceCheckUtils]: 41: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {14866#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:06,132 INFO L280 TraceCheckUtils]: 42: Hoare triple {14866#(not (= 0 ~pumpRunning~0))} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {14867#(not (= 0 |ULTIMATE.start_isPumpRunning_#res|))} is VALID [2020-07-28 19:07:06,132 INFO L280 TraceCheckUtils]: 43: Hoare triple {14867#(not (= 0 |ULTIMATE.start_isPumpRunning_#res|))} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,133 INFO L280 TraceCheckUtils]: 44: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != ~pumpRunning~0; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,133 INFO L280 TraceCheckUtils]: 45: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,134 INFO L280 TraceCheckUtils]: 46: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,135 INFO L280 TraceCheckUtils]: 47: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,135 INFO L280 TraceCheckUtils]: 48: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,137 INFO L280 TraceCheckUtils]: 49: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,138 INFO L280 TraceCheckUtils]: 50: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,139 INFO L280 TraceCheckUtils]: 51: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,139 INFO L280 TraceCheckUtils]: 52: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,140 INFO L280 TraceCheckUtils]: 53: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume !(0 == ~pumpRunning~0); {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,140 INFO L280 TraceCheckUtils]: 54: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,145 INFO L280 TraceCheckUtils]: 55: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,145 INFO L280 TraceCheckUtils]: 56: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,146 INFO L280 TraceCheckUtils]: 57: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,155 INFO L280 TraceCheckUtils]: 58: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {14868#(not (= 0 ~switchedOnBeforeTS~0))} is VALID [2020-07-28 19:07:06,155 INFO L280 TraceCheckUtils]: 59: Hoare triple {14868#(not (= 0 ~switchedOnBeforeTS~0))} assume 0 == ~switchedOnBeforeTS~0; {14864#false} is VALID [2020-07-28 19:07:06,156 INFO L280 TraceCheckUtils]: 60: Hoare triple {14864#false} assume !false; {14864#false} is VALID [2020-07-28 19:07:06,159 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:07:06,159 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493738559] [2020-07-28 19:07:06,160 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [427067940] [2020-07-28 19:07:06,160 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 19:07:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:06,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-28 19:07:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:06,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:07:06,548 INFO L280 TraceCheckUtils]: 0: Hoare triple {14863#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {14863#true} is VALID [2020-07-28 19:07:06,548 INFO L280 TraceCheckUtils]: 1: Hoare triple {14863#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {14863#true} is VALID [2020-07-28 19:07:06,548 INFO L280 TraceCheckUtils]: 2: Hoare triple {14863#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {14863#true} is VALID [2020-07-28 19:07:06,548 INFO L280 TraceCheckUtils]: 3: Hoare triple {14863#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {14863#true} is VALID [2020-07-28 19:07:06,549 INFO L280 TraceCheckUtils]: 4: Hoare triple {14863#true} assume 0 != main_~tmp~10; {14863#true} is VALID [2020-07-28 19:07:06,549 INFO L280 TraceCheckUtils]: 5: Hoare triple {14863#true} ~switchedOnBeforeTS~0 := 0; {14863#true} is VALID [2020-07-28 19:07:06,549 INFO L280 TraceCheckUtils]: 6: Hoare triple {14863#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {14863#true} is VALID [2020-07-28 19:07:06,550 INFO L280 TraceCheckUtils]: 7: Hoare triple {14863#true} assume !false; {14863#true} is VALID [2020-07-28 19:07:06,550 INFO L280 TraceCheckUtils]: 8: Hoare triple {14863#true} assume test_~splverifierCounter~0 < 4; {14863#true} is VALID [2020-07-28 19:07:06,550 INFO L280 TraceCheckUtils]: 9: Hoare triple {14863#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {14863#true} is VALID [2020-07-28 19:07:06,550 INFO L280 TraceCheckUtils]: 10: Hoare triple {14863#true} assume 0 != test_~tmp~5; {14863#true} is VALID [2020-07-28 19:07:06,550 INFO L280 TraceCheckUtils]: 11: Hoare triple {14863#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {14863#true} is VALID [2020-07-28 19:07:06,550 INFO L280 TraceCheckUtils]: 12: Hoare triple {14863#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {14863#true} is VALID [2020-07-28 19:07:06,551 INFO L280 TraceCheckUtils]: 13: Hoare triple {14863#true} assume !(0 != test_~tmp___0~2); {14863#true} is VALID [2020-07-28 19:07:06,551 INFO L280 TraceCheckUtils]: 14: Hoare triple {14863#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {14863#true} is VALID [2020-07-28 19:07:06,551 INFO L280 TraceCheckUtils]: 15: Hoare triple {14863#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {14863#true} is VALID [2020-07-28 19:07:06,551 INFO L280 TraceCheckUtils]: 16: Hoare triple {14863#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {14863#true} is VALID [2020-07-28 19:07:06,551 INFO L280 TraceCheckUtils]: 17: Hoare triple {14863#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {14863#true} is VALID [2020-07-28 19:07:06,552 INFO L280 TraceCheckUtils]: 18: Hoare triple {14863#true} assume !(0 != ~pumpRunning~0); {14863#true} is VALID [2020-07-28 19:07:06,552 INFO L280 TraceCheckUtils]: 19: Hoare triple {14863#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {14863#true} is VALID [2020-07-28 19:07:06,552 INFO L280 TraceCheckUtils]: 20: Hoare triple {14863#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {14863#true} is VALID [2020-07-28 19:07:06,552 INFO L280 TraceCheckUtils]: 21: Hoare triple {14863#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {14863#true} is VALID [2020-07-28 19:07:06,552 INFO L280 TraceCheckUtils]: 22: Hoare triple {14863#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {14863#true} is VALID [2020-07-28 19:07:06,552 INFO L280 TraceCheckUtils]: 23: Hoare triple {14863#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; {14863#true} is VALID [2020-07-28 19:07:06,553 INFO L280 TraceCheckUtils]: 24: Hoare triple {14863#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {14863#true} is VALID [2020-07-28 19:07:06,553 INFO L280 TraceCheckUtils]: 25: Hoare triple {14863#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {14863#true} is VALID [2020-07-28 19:07:06,553 INFO L280 TraceCheckUtils]: 26: Hoare triple {14863#true} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {14863#true} is VALID [2020-07-28 19:07:06,553 INFO L280 TraceCheckUtils]: 27: Hoare triple {14863#true} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {14863#true} is VALID [2020-07-28 19:07:06,554 INFO L280 TraceCheckUtils]: 28: Hoare triple {14863#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; {14863#true} is VALID [2020-07-28 19:07:06,554 INFO L280 TraceCheckUtils]: 29: Hoare triple {14863#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; {14863#true} is VALID [2020-07-28 19:07:06,556 INFO L280 TraceCheckUtils]: 30: Hoare triple {14863#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,556 INFO L280 TraceCheckUtils]: 31: Hoare triple {14962#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,557 INFO L280 TraceCheckUtils]: 32: Hoare triple {14962#(<= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,557 INFO L280 TraceCheckUtils]: 33: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,558 INFO L280 TraceCheckUtils]: 34: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume !false; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,559 INFO L280 TraceCheckUtils]: 35: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,560 INFO L280 TraceCheckUtils]: 36: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,561 INFO L280 TraceCheckUtils]: 37: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,561 INFO L280 TraceCheckUtils]: 38: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,562 INFO L280 TraceCheckUtils]: 39: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume !(0 != test_~tmp___0~2); {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,562 INFO L280 TraceCheckUtils]: 40: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,563 INFO L280 TraceCheckUtils]: 41: Hoare triple {14962#(<= 1 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {14962#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:06,564 INFO L280 TraceCheckUtils]: 42: Hoare triple {14962#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {14999#(<= 1 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:07:06,564 INFO L280 TraceCheckUtils]: 43: Hoare triple {14999#(<= 1 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,565 INFO L280 TraceCheckUtils]: 44: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != ~pumpRunning~0; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,566 INFO L280 TraceCheckUtils]: 45: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,566 INFO L280 TraceCheckUtils]: 46: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,567 INFO L280 TraceCheckUtils]: 47: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,567 INFO L280 TraceCheckUtils]: 48: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,568 INFO L280 TraceCheckUtils]: 49: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,568 INFO L280 TraceCheckUtils]: 50: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,569 INFO L280 TraceCheckUtils]: 51: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,570 INFO L280 TraceCheckUtils]: 52: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,570 INFO L280 TraceCheckUtils]: 53: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume !(0 == ~pumpRunning~0); {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,571 INFO L280 TraceCheckUtils]: 54: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,571 INFO L280 TraceCheckUtils]: 55: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,572 INFO L280 TraceCheckUtils]: 56: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,573 INFO L280 TraceCheckUtils]: 57: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,573 INFO L280 TraceCheckUtils]: 58: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {15003#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:07:06,574 INFO L280 TraceCheckUtils]: 59: Hoare triple {15003#(<= 1 ~switchedOnBeforeTS~0)} assume 0 == ~switchedOnBeforeTS~0; {14864#false} is VALID [2020-07-28 19:07:06,574 INFO L280 TraceCheckUtils]: 60: Hoare triple {14864#false} assume !false; {14864#false} is VALID [2020-07-28 19:07:06,581 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 19:07:06,581 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 19:07:06,582 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2020-07-28 19:07:06,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402053794] [2020-07-28 19:07:06,583 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-07-28 19:07:06,584 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:07:06,585 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-28 19:07:06,711 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 96 edges. 96 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:06,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-28 19:07:06,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:07:06,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-28 19:07:06,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-28 19:07:06,712 INFO L87 Difference]: Start difference. First operand 268 states and 351 transitions. Second operand 9 states. [2020-07-28 19:07:08,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:08,977 INFO L93 Difference]: Finished difference Result 672 states and 895 transitions. [2020-07-28 19:07:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-28 19:07:08,978 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-07-28 19:07:08,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-28 19:07:08,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 329 transitions. [2020-07-28 19:07:08,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-28 19:07:08,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 329 transitions. [2020-07-28 19:07:08,984 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 329 transitions. [2020-07-28 19:07:09,338 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 329 edges. 329 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:09,354 INFO L225 Difference]: With dead ends: 672 [2020-07-28 19:07:09,354 INFO L226 Difference]: Without dead ends: 411 [2020-07-28 19:07:09,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2020-07-28 19:07:09,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2020-07-28 19:07:10,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 254. [2020-07-28 19:07:10,060 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:10,060 INFO L82 GeneralOperation]: Start isEquivalent. First operand 411 states. Second operand 254 states. [2020-07-28 19:07:10,060 INFO L74 IsIncluded]: Start isIncluded. First operand 411 states. Second operand 254 states. [2020-07-28 19:07:10,060 INFO L87 Difference]: Start difference. First operand 411 states. Second operand 254 states. [2020-07-28 19:07:10,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:10,076 INFO L93 Difference]: Finished difference Result 411 states and 535 transitions. [2020-07-28 19:07:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2020-07-28 19:07:10,077 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:10,077 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:10,077 INFO L74 IsIncluded]: Start isIncluded. First operand 254 states. Second operand 411 states. [2020-07-28 19:07:10,078 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 411 states. [2020-07-28 19:07:10,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:10,091 INFO L93 Difference]: Finished difference Result 411 states and 535 transitions. [2020-07-28 19:07:10,091 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2020-07-28 19:07:10,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:10,092 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:10,093 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:10,093 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:10,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2020-07-28 19:07:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 324 transitions. [2020-07-28 19:07:10,108 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 324 transitions. Word has length 61 [2020-07-28 19:07:10,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:10,109 INFO L479 AbstractCegarLoop]: Abstraction has 254 states and 324 transitions. [2020-07-28 19:07:10,109 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-28 19:07:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 324 transitions. [2020-07-28 19:07:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-28 19:07:10,110 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:07:10,110 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:07:10,323 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-28 19:07:10,324 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:07:10,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:07:10,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1281792553, now seen corresponding path program 1 times [2020-07-28 19:07:10,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:07:10,326 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200669429] [2020-07-28 19:07:10,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:07:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:10,506 INFO L280 TraceCheckUtils]: 0: Hoare triple {17240#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,507 INFO L280 TraceCheckUtils]: 1: Hoare triple {17242#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,508 INFO L280 TraceCheckUtils]: 2: Hoare triple {17242#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,509 INFO L280 TraceCheckUtils]: 3: Hoare triple {17242#(= 1 ~waterLevel~0)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,509 INFO L280 TraceCheckUtils]: 4: Hoare triple {17242#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~10; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,509 INFO L280 TraceCheckUtils]: 5: Hoare triple {17242#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,510 INFO L280 TraceCheckUtils]: 6: Hoare triple {17242#(= 1 ~waterLevel~0)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,510 INFO L280 TraceCheckUtils]: 7: Hoare triple {17242#(= 1 ~waterLevel~0)} assume !false; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,511 INFO L280 TraceCheckUtils]: 8: Hoare triple {17242#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,511 INFO L280 TraceCheckUtils]: 9: Hoare triple {17242#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,512 INFO L280 TraceCheckUtils]: 10: Hoare triple {17242#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~5; {17242#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:10,512 INFO L280 TraceCheckUtils]: 11: Hoare triple {17242#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,513 INFO L280 TraceCheckUtils]: 12: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,513 INFO L280 TraceCheckUtils]: 13: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,513 INFO L280 TraceCheckUtils]: 14: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,514 INFO L280 TraceCheckUtils]: 15: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,514 INFO L280 TraceCheckUtils]: 16: Hoare triple {17243#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,515 INFO L280 TraceCheckUtils]: 17: Hoare triple {17243#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,515 INFO L280 TraceCheckUtils]: 18: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,515 INFO L280 TraceCheckUtils]: 19: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,516 INFO L280 TraceCheckUtils]: 20: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,516 INFO L280 TraceCheckUtils]: 21: Hoare triple {17243#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,517 INFO L280 TraceCheckUtils]: 22: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,517 INFO L280 TraceCheckUtils]: 23: Hoare triple {17243#(<= ~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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,518 INFO L280 TraceCheckUtils]: 24: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,518 INFO L280 TraceCheckUtils]: 25: Hoare triple {17243#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,518 INFO L280 TraceCheckUtils]: 26: Hoare triple {17243#(<= ~waterLevel~0 2)} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,519 INFO L280 TraceCheckUtils]: 27: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,519 INFO L280 TraceCheckUtils]: 28: Hoare triple {17243#(<= ~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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,520 INFO L280 TraceCheckUtils]: 29: Hoare triple {17243#(<= ~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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,520 INFO L280 TraceCheckUtils]: 30: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,520 INFO L280 TraceCheckUtils]: 31: Hoare triple {17243#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,521 INFO L280 TraceCheckUtils]: 32: Hoare triple {17243#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,521 INFO L280 TraceCheckUtils]: 33: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,522 INFO L280 TraceCheckUtils]: 34: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !false; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,522 INFO L280 TraceCheckUtils]: 35: Hoare triple {17243#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,522 INFO L280 TraceCheckUtils]: 36: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,523 INFO L280 TraceCheckUtils]: 37: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~5); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,523 INFO L280 TraceCheckUtils]: 38: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,524 INFO L280 TraceCheckUtils]: 39: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,524 INFO L280 TraceCheckUtils]: 40: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,525 INFO L280 TraceCheckUtils]: 41: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,525 INFO L280 TraceCheckUtils]: 42: Hoare triple {17243#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,525 INFO L280 TraceCheckUtils]: 43: Hoare triple {17243#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,526 INFO L280 TraceCheckUtils]: 44: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:10,527 INFO L280 TraceCheckUtils]: 45: Hoare triple {17243#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,527 INFO L280 TraceCheckUtils]: 46: Hoare triple {17244#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,527 INFO L280 TraceCheckUtils]: 47: Hoare triple {17244#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,528 INFO L280 TraceCheckUtils]: 48: Hoare triple {17244#(<= ~waterLevel~0 1)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,528 INFO L280 TraceCheckUtils]: 49: Hoare triple {17244#(<= ~waterLevel~0 1)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,529 INFO L280 TraceCheckUtils]: 50: Hoare triple {17244#(<= ~waterLevel~0 1)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,529 INFO L280 TraceCheckUtils]: 51: Hoare triple {17244#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,529 INFO L280 TraceCheckUtils]: 52: Hoare triple {17244#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,530 INFO L280 TraceCheckUtils]: 53: Hoare triple {17244#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,530 INFO L280 TraceCheckUtils]: 54: Hoare triple {17244#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {17245#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} is VALID [2020-07-28 19:07:10,531 INFO L280 TraceCheckUtils]: 55: Hoare triple {17245#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {17246#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)} is VALID [2020-07-28 19:07:10,531 INFO L280 TraceCheckUtils]: 56: Hoare triple {17246#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {17241#false} is VALID [2020-07-28 19:07:10,532 INFO L280 TraceCheckUtils]: 57: Hoare triple {17241#false} assume !false; {17241#false} is VALID [2020-07-28 19:07:10,532 INFO L280 TraceCheckUtils]: 58: Hoare triple {17241#false} assume test_~splverifierCounter~0 < 4; {17241#false} is VALID [2020-07-28 19:07:10,532 INFO L280 TraceCheckUtils]: 59: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {17241#false} is VALID [2020-07-28 19:07:10,532 INFO L280 TraceCheckUtils]: 60: Hoare triple {17241#false} assume !(0 != test_~tmp~5); {17241#false} is VALID [2020-07-28 19:07:10,532 INFO L280 TraceCheckUtils]: 61: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {17241#false} is VALID [2020-07-28 19:07:10,532 INFO L280 TraceCheckUtils]: 62: Hoare triple {17241#false} assume !(0 != test_~tmp___0~2); {17241#false} is VALID [2020-07-28 19:07:10,533 INFO L280 TraceCheckUtils]: 63: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {17241#false} is VALID [2020-07-28 19:07:10,533 INFO L280 TraceCheckUtils]: 64: Hoare triple {17241#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {17241#false} is VALID [2020-07-28 19:07:10,533 INFO L280 TraceCheckUtils]: 65: Hoare triple {17241#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {17241#false} is VALID [2020-07-28 19:07:10,533 INFO L280 TraceCheckUtils]: 66: Hoare triple {17241#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {17241#false} is VALID [2020-07-28 19:07:10,533 INFO L280 TraceCheckUtils]: 67: Hoare triple {17241#false} assume 0 != ~pumpRunning~0; {17241#false} is VALID [2020-07-28 19:07:10,534 INFO L280 TraceCheckUtils]: 68: Hoare triple {17241#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {17241#false} is VALID [2020-07-28 19:07:10,534 INFO L280 TraceCheckUtils]: 69: Hoare triple {17241#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17241#false} is VALID [2020-07-28 19:07:10,534 INFO L280 TraceCheckUtils]: 70: Hoare triple {17241#false} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {17241#false} is VALID [2020-07-28 19:07:10,534 INFO L280 TraceCheckUtils]: 71: Hoare triple {17241#false} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {17241#false} is VALID [2020-07-28 19:07:10,534 INFO L280 TraceCheckUtils]: 72: Hoare triple {17241#false} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {17241#false} is VALID [2020-07-28 19:07:10,534 INFO L280 TraceCheckUtils]: 73: Hoare triple {17241#false} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {17241#false} is VALID [2020-07-28 19:07:10,535 INFO L280 TraceCheckUtils]: 74: Hoare triple {17241#false} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {17241#false} is VALID [2020-07-28 19:07:10,535 INFO L280 TraceCheckUtils]: 75: Hoare triple {17241#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {17241#false} is VALID [2020-07-28 19:07:10,535 INFO L280 TraceCheckUtils]: 76: Hoare triple {17241#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {17241#false} is VALID [2020-07-28 19:07:10,535 INFO L280 TraceCheckUtils]: 77: Hoare triple {17241#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {17241#false} is VALID [2020-07-28 19:07:10,535 INFO L280 TraceCheckUtils]: 78: Hoare triple {17241#false} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {17241#false} is VALID [2020-07-28 19:07:10,536 INFO L280 TraceCheckUtils]: 79: Hoare triple {17241#false} assume !false; {17241#false} is VALID [2020-07-28 19:07:10,536 INFO L280 TraceCheckUtils]: 80: Hoare triple {17241#false} assume test_~splverifierCounter~0 < 4; {17241#false} is VALID [2020-07-28 19:07:10,536 INFO L280 TraceCheckUtils]: 81: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {17241#false} is VALID [2020-07-28 19:07:10,536 INFO L280 TraceCheckUtils]: 82: Hoare triple {17241#false} assume !(0 != test_~tmp~5); {17241#false} is VALID [2020-07-28 19:07:10,536 INFO L280 TraceCheckUtils]: 83: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {17241#false} is VALID [2020-07-28 19:07:10,536 INFO L280 TraceCheckUtils]: 84: Hoare triple {17241#false} assume !(0 != test_~tmp___0~2); {17241#false} is VALID [2020-07-28 19:07:10,537 INFO L280 TraceCheckUtils]: 85: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {17241#false} is VALID [2020-07-28 19:07:10,537 INFO L280 TraceCheckUtils]: 86: Hoare triple {17241#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {17241#false} is VALID [2020-07-28 19:07:10,537 INFO L280 TraceCheckUtils]: 87: Hoare triple {17241#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {17241#false} is VALID [2020-07-28 19:07:10,537 INFO L280 TraceCheckUtils]: 88: Hoare triple {17241#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {17241#false} is VALID [2020-07-28 19:07:10,537 INFO L280 TraceCheckUtils]: 89: Hoare triple {17241#false} assume !(0 != ~pumpRunning~0); {17241#false} is VALID [2020-07-28 19:07:10,537 INFO L280 TraceCheckUtils]: 90: Hoare triple {17241#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17241#false} is VALID [2020-07-28 19:07:10,538 INFO L280 TraceCheckUtils]: 91: Hoare triple {17241#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {17241#false} is VALID [2020-07-28 19:07:10,538 INFO L280 TraceCheckUtils]: 92: Hoare triple {17241#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {17241#false} is VALID [2020-07-28 19:07:10,538 INFO L280 TraceCheckUtils]: 93: Hoare triple {17241#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {17241#false} is VALID [2020-07-28 19:07:10,538 INFO L280 TraceCheckUtils]: 94: Hoare triple {17241#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; {17241#false} is VALID [2020-07-28 19:07:10,538 INFO L280 TraceCheckUtils]: 95: Hoare triple {17241#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {17241#false} is VALID [2020-07-28 19:07:10,538 INFO L280 TraceCheckUtils]: 96: Hoare triple {17241#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {17241#false} is VALID [2020-07-28 19:07:10,539 INFO L280 TraceCheckUtils]: 97: Hoare triple {17241#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {17241#false} is VALID [2020-07-28 19:07:10,539 INFO L280 TraceCheckUtils]: 98: Hoare triple {17241#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {17241#false} is VALID [2020-07-28 19:07:10,539 INFO L280 TraceCheckUtils]: 99: Hoare triple {17241#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; {17241#false} is VALID [2020-07-28 19:07:10,539 INFO L280 TraceCheckUtils]: 100: Hoare triple {17241#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; {17241#false} is VALID [2020-07-28 19:07:10,539 INFO L280 TraceCheckUtils]: 101: Hoare triple {17241#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {17241#false} is VALID [2020-07-28 19:07:10,539 INFO L280 TraceCheckUtils]: 102: Hoare triple {17241#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {17241#false} is VALID [2020-07-28 19:07:10,540 INFO L280 TraceCheckUtils]: 103: Hoare triple {17241#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {17241#false} is VALID [2020-07-28 19:07:10,540 INFO L280 TraceCheckUtils]: 104: Hoare triple {17241#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {17241#false} is VALID [2020-07-28 19:07:10,540 INFO L280 TraceCheckUtils]: 105: Hoare triple {17241#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {17241#false} is VALID [2020-07-28 19:07:10,540 INFO L280 TraceCheckUtils]: 106: Hoare triple {17241#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {17241#false} is VALID [2020-07-28 19:07:10,540 INFO L280 TraceCheckUtils]: 107: Hoare triple {17241#false} assume 0 == ~switchedOnBeforeTS~0; {17241#false} is VALID [2020-07-28 19:07:10,540 INFO L280 TraceCheckUtils]: 108: Hoare triple {17241#false} assume !false; {17241#false} is VALID [2020-07-28 19:07:10,550 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 83 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-28 19:07:10,551 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200669429] [2020-07-28 19:07:10,551 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130869143] [2020-07-28 19:07:10,551 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 19:07:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:10,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-28 19:07:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:10,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:07:10,996 INFO L280 TraceCheckUtils]: 0: Hoare triple {17240#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,997 INFO L280 TraceCheckUtils]: 1: Hoare triple {17244#(<= ~waterLevel~0 1)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,998 INFO L280 TraceCheckUtils]: 2: Hoare triple {17244#(<= ~waterLevel~0 1)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:10,998 INFO L280 TraceCheckUtils]: 3: Hoare triple {17244#(<= ~waterLevel~0 1)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,004 INFO L280 TraceCheckUtils]: 4: Hoare triple {17244#(<= ~waterLevel~0 1)} assume 0 != main_~tmp~10; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,005 INFO L280 TraceCheckUtils]: 5: Hoare triple {17244#(<= ~waterLevel~0 1)} ~switchedOnBeforeTS~0 := 0; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,005 INFO L280 TraceCheckUtils]: 6: Hoare triple {17244#(<= ~waterLevel~0 1)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,005 INFO L280 TraceCheckUtils]: 7: Hoare triple {17244#(<= ~waterLevel~0 1)} assume !false; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,006 INFO L280 TraceCheckUtils]: 8: Hoare triple {17244#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,006 INFO L280 TraceCheckUtils]: 9: Hoare triple {17244#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,006 INFO L280 TraceCheckUtils]: 10: Hoare triple {17244#(<= ~waterLevel~0 1)} assume 0 != test_~tmp~5; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,007 INFO L280 TraceCheckUtils]: 11: Hoare triple {17244#(<= ~waterLevel~0 1)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,008 INFO L280 TraceCheckUtils]: 12: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,008 INFO L280 TraceCheckUtils]: 13: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,008 INFO L280 TraceCheckUtils]: 14: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,009 INFO L280 TraceCheckUtils]: 15: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,009 INFO L280 TraceCheckUtils]: 16: Hoare triple {17243#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,010 INFO L280 TraceCheckUtils]: 17: Hoare triple {17243#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,010 INFO L280 TraceCheckUtils]: 18: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,010 INFO L280 TraceCheckUtils]: 19: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,011 INFO L280 TraceCheckUtils]: 20: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,011 INFO L280 TraceCheckUtils]: 21: Hoare triple {17243#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,012 INFO L280 TraceCheckUtils]: 22: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,012 INFO L280 TraceCheckUtils]: 23: Hoare triple {17243#(<= ~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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,012 INFO L280 TraceCheckUtils]: 24: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,013 INFO L280 TraceCheckUtils]: 25: Hoare triple {17243#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,013 INFO L280 TraceCheckUtils]: 26: Hoare triple {17243#(<= ~waterLevel~0 2)} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,014 INFO L280 TraceCheckUtils]: 27: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,014 INFO L280 TraceCheckUtils]: 28: Hoare triple {17243#(<= ~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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,015 INFO L280 TraceCheckUtils]: 29: Hoare triple {17243#(<= ~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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,015 INFO L280 TraceCheckUtils]: 30: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,016 INFO L280 TraceCheckUtils]: 31: Hoare triple {17243#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,017 INFO L280 TraceCheckUtils]: 32: Hoare triple {17243#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,018 INFO L280 TraceCheckUtils]: 33: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,019 INFO L280 TraceCheckUtils]: 34: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !false; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,019 INFO L280 TraceCheckUtils]: 35: Hoare triple {17243#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,020 INFO L280 TraceCheckUtils]: 36: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,021 INFO L280 TraceCheckUtils]: 37: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~5); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,021 INFO L280 TraceCheckUtils]: 38: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,022 INFO L280 TraceCheckUtils]: 39: Hoare triple {17243#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,022 INFO L280 TraceCheckUtils]: 40: Hoare triple {17243#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,022 INFO L280 TraceCheckUtils]: 41: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,023 INFO L280 TraceCheckUtils]: 42: Hoare triple {17243#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,023 INFO L280 TraceCheckUtils]: 43: Hoare triple {17243#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,024 INFO L280 TraceCheckUtils]: 44: Hoare triple {17243#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {17243#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:11,024 INFO L280 TraceCheckUtils]: 45: Hoare triple {17243#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,025 INFO L280 TraceCheckUtils]: 46: Hoare triple {17244#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,025 INFO L280 TraceCheckUtils]: 47: Hoare triple {17244#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,025 INFO L280 TraceCheckUtils]: 48: Hoare triple {17244#(<= ~waterLevel~0 1)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,026 INFO L280 TraceCheckUtils]: 49: Hoare triple {17244#(<= ~waterLevel~0 1)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,027 INFO L280 TraceCheckUtils]: 50: Hoare triple {17244#(<= ~waterLevel~0 1)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,031 INFO L280 TraceCheckUtils]: 51: Hoare triple {17244#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,031 INFO L280 TraceCheckUtils]: 52: Hoare triple {17244#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,032 INFO L280 TraceCheckUtils]: 53: Hoare triple {17244#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {17244#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:11,032 INFO L280 TraceCheckUtils]: 54: Hoare triple {17244#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {17245#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} is VALID [2020-07-28 19:07:11,033 INFO L280 TraceCheckUtils]: 55: Hoare triple {17245#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {17246#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)} is VALID [2020-07-28 19:07:11,033 INFO L280 TraceCheckUtils]: 56: Hoare triple {17246#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {17241#false} is VALID [2020-07-28 19:07:11,033 INFO L280 TraceCheckUtils]: 57: Hoare triple {17241#false} assume !false; {17241#false} is VALID [2020-07-28 19:07:11,034 INFO L280 TraceCheckUtils]: 58: Hoare triple {17241#false} assume test_~splverifierCounter~0 < 4; {17241#false} is VALID [2020-07-28 19:07:11,034 INFO L280 TraceCheckUtils]: 59: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {17241#false} is VALID [2020-07-28 19:07:11,034 INFO L280 TraceCheckUtils]: 60: Hoare triple {17241#false} assume !(0 != test_~tmp~5); {17241#false} is VALID [2020-07-28 19:07:11,034 INFO L280 TraceCheckUtils]: 61: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {17241#false} is VALID [2020-07-28 19:07:11,034 INFO L280 TraceCheckUtils]: 62: Hoare triple {17241#false} assume !(0 != test_~tmp___0~2); {17241#false} is VALID [2020-07-28 19:07:11,034 INFO L280 TraceCheckUtils]: 63: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {17241#false} is VALID [2020-07-28 19:07:11,034 INFO L280 TraceCheckUtils]: 64: Hoare triple {17241#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {17241#false} is VALID [2020-07-28 19:07:11,035 INFO L280 TraceCheckUtils]: 65: Hoare triple {17241#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {17241#false} is VALID [2020-07-28 19:07:11,035 INFO L280 TraceCheckUtils]: 66: Hoare triple {17241#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {17241#false} is VALID [2020-07-28 19:07:11,035 INFO L280 TraceCheckUtils]: 67: Hoare triple {17241#false} assume 0 != ~pumpRunning~0; {17241#false} is VALID [2020-07-28 19:07:11,035 INFO L280 TraceCheckUtils]: 68: Hoare triple {17241#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {17241#false} is VALID [2020-07-28 19:07:11,035 INFO L280 TraceCheckUtils]: 69: Hoare triple {17241#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17241#false} is VALID [2020-07-28 19:07:11,035 INFO L280 TraceCheckUtils]: 70: Hoare triple {17241#false} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {17241#false} is VALID [2020-07-28 19:07:11,035 INFO L280 TraceCheckUtils]: 71: Hoare triple {17241#false} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {17241#false} is VALID [2020-07-28 19:07:11,036 INFO L280 TraceCheckUtils]: 72: Hoare triple {17241#false} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {17241#false} is VALID [2020-07-28 19:07:11,036 INFO L280 TraceCheckUtils]: 73: Hoare triple {17241#false} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {17241#false} is VALID [2020-07-28 19:07:11,036 INFO L280 TraceCheckUtils]: 74: Hoare triple {17241#false} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {17241#false} is VALID [2020-07-28 19:07:11,036 INFO L280 TraceCheckUtils]: 75: Hoare triple {17241#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {17241#false} is VALID [2020-07-28 19:07:11,036 INFO L280 TraceCheckUtils]: 76: Hoare triple {17241#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {17241#false} is VALID [2020-07-28 19:07:11,036 INFO L280 TraceCheckUtils]: 77: Hoare triple {17241#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {17241#false} is VALID [2020-07-28 19:07:11,037 INFO L280 TraceCheckUtils]: 78: Hoare triple {17241#false} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {17241#false} is VALID [2020-07-28 19:07:11,037 INFO L280 TraceCheckUtils]: 79: Hoare triple {17241#false} assume !false; {17241#false} is VALID [2020-07-28 19:07:11,037 INFO L280 TraceCheckUtils]: 80: Hoare triple {17241#false} assume test_~splverifierCounter~0 < 4; {17241#false} is VALID [2020-07-28 19:07:11,037 INFO L280 TraceCheckUtils]: 81: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {17241#false} is VALID [2020-07-28 19:07:11,037 INFO L280 TraceCheckUtils]: 82: Hoare triple {17241#false} assume !(0 != test_~tmp~5); {17241#false} is VALID [2020-07-28 19:07:11,037 INFO L280 TraceCheckUtils]: 83: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {17241#false} is VALID [2020-07-28 19:07:11,038 INFO L280 TraceCheckUtils]: 84: Hoare triple {17241#false} assume !(0 != test_~tmp___0~2); {17241#false} is VALID [2020-07-28 19:07:11,038 INFO L280 TraceCheckUtils]: 85: Hoare triple {17241#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {17241#false} is VALID [2020-07-28 19:07:11,038 INFO L280 TraceCheckUtils]: 86: Hoare triple {17241#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {17241#false} is VALID [2020-07-28 19:07:11,038 INFO L280 TraceCheckUtils]: 87: Hoare triple {17241#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {17241#false} is VALID [2020-07-28 19:07:11,038 INFO L280 TraceCheckUtils]: 88: Hoare triple {17241#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {17241#false} is VALID [2020-07-28 19:07:11,038 INFO L280 TraceCheckUtils]: 89: Hoare triple {17241#false} assume !(0 != ~pumpRunning~0); {17241#false} is VALID [2020-07-28 19:07:11,038 INFO L280 TraceCheckUtils]: 90: Hoare triple {17241#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {17241#false} is VALID [2020-07-28 19:07:11,039 INFO L280 TraceCheckUtils]: 91: Hoare triple {17241#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {17241#false} is VALID [2020-07-28 19:07:11,039 INFO L280 TraceCheckUtils]: 92: Hoare triple {17241#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {17241#false} is VALID [2020-07-28 19:07:11,039 INFO L280 TraceCheckUtils]: 93: Hoare triple {17241#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {17241#false} is VALID [2020-07-28 19:07:11,039 INFO L280 TraceCheckUtils]: 94: Hoare triple {17241#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; {17241#false} is VALID [2020-07-28 19:07:11,039 INFO L280 TraceCheckUtils]: 95: Hoare triple {17241#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {17241#false} is VALID [2020-07-28 19:07:11,039 INFO L280 TraceCheckUtils]: 96: Hoare triple {17241#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {17241#false} is VALID [2020-07-28 19:07:11,040 INFO L280 TraceCheckUtils]: 97: Hoare triple {17241#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {17241#false} is VALID [2020-07-28 19:07:11,040 INFO L280 TraceCheckUtils]: 98: Hoare triple {17241#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {17241#false} is VALID [2020-07-28 19:07:11,040 INFO L280 TraceCheckUtils]: 99: Hoare triple {17241#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; {17241#false} is VALID [2020-07-28 19:07:11,040 INFO L280 TraceCheckUtils]: 100: Hoare triple {17241#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; {17241#false} is VALID [2020-07-28 19:07:11,040 INFO L280 TraceCheckUtils]: 101: Hoare triple {17241#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {17241#false} is VALID [2020-07-28 19:07:11,040 INFO L280 TraceCheckUtils]: 102: Hoare triple {17241#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {17241#false} is VALID [2020-07-28 19:07:11,041 INFO L280 TraceCheckUtils]: 103: Hoare triple {17241#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {17241#false} is VALID [2020-07-28 19:07:11,041 INFO L280 TraceCheckUtils]: 104: Hoare triple {17241#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {17241#false} is VALID [2020-07-28 19:07:11,041 INFO L280 TraceCheckUtils]: 105: Hoare triple {17241#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {17241#false} is VALID [2020-07-28 19:07:11,041 INFO L280 TraceCheckUtils]: 106: Hoare triple {17241#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {17241#false} is VALID [2020-07-28 19:07:11,041 INFO L280 TraceCheckUtils]: 107: Hoare triple {17241#false} assume 0 == ~switchedOnBeforeTS~0; {17241#false} is VALID [2020-07-28 19:07:11,041 INFO L280 TraceCheckUtils]: 108: Hoare triple {17241#false} assume !false; {17241#false} is VALID [2020-07-28 19:07:11,051 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 83 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-28 19:07:11,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 19:07:11,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-07-28 19:07:11,052 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938148786] [2020-07-28 19:07:11,053 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 109 [2020-07-28 19:07:11,053 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:07:11,053 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-28 19:07:11,172 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:11,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-28 19:07:11,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:07:11,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-28 19:07:11,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-28 19:07:11,174 INFO L87 Difference]: Start difference. First operand 254 states and 324 transitions. Second operand 7 states. [2020-07-28 19:07:13,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:13,615 INFO L93 Difference]: Finished difference Result 771 states and 986 transitions. [2020-07-28 19:07:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-28 19:07:13,615 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 109 [2020-07-28 19:07:13,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-28 19:07:13,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 298 transitions. [2020-07-28 19:07:13,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-28 19:07:13,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 298 transitions. [2020-07-28 19:07:13,619 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 298 transitions. [2020-07-28 19:07:13,998 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 298 edges. 298 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:14,016 INFO L225 Difference]: With dead ends: 771 [2020-07-28 19:07:14,016 INFO L226 Difference]: Without dead ends: 524 [2020-07-28 19:07:14,017 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2020-07-28 19:07:14,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-07-28 19:07:14,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 314. [2020-07-28 19:07:14,966 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:14,966 INFO L82 GeneralOperation]: Start isEquivalent. First operand 524 states. Second operand 314 states. [2020-07-28 19:07:14,966 INFO L74 IsIncluded]: Start isIncluded. First operand 524 states. Second operand 314 states. [2020-07-28 19:07:14,967 INFO L87 Difference]: Start difference. First operand 524 states. Second operand 314 states. [2020-07-28 19:07:14,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:14,982 INFO L93 Difference]: Finished difference Result 524 states and 657 transitions. [2020-07-28 19:07:14,982 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 657 transitions. [2020-07-28 19:07:14,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:14,983 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:14,983 INFO L74 IsIncluded]: Start isIncluded. First operand 314 states. Second operand 524 states. [2020-07-28 19:07:14,983 INFO L87 Difference]: Start difference. First operand 314 states. Second operand 524 states. [2020-07-28 19:07:14,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:14,995 INFO L93 Difference]: Finished difference Result 524 states and 657 transitions. [2020-07-28 19:07:14,995 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 657 transitions. [2020-07-28 19:07:14,996 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:14,996 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:14,996 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:14,996 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:14,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-07-28 19:07:15,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 395 transitions. [2020-07-28 19:07:15,004 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 395 transitions. Word has length 109 [2020-07-28 19:07:15,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:15,005 INFO L479 AbstractCegarLoop]: Abstraction has 314 states and 395 transitions. [2020-07-28 19:07:15,005 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-28 19:07:15,005 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 395 transitions. [2020-07-28 19:07:15,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-28 19:07:15,006 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:07:15,006 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:07:15,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-28 19:07:15,214 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:07:15,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:07:15,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1916286491, now seen corresponding path program 1 times [2020-07-28 19:07:15,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:07:15,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379955783] [2020-07-28 19:07:15,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:07:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:15,382 INFO L280 TraceCheckUtils]: 0: Hoare triple {20207#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {20207#true} is VALID [2020-07-28 19:07:15,383 INFO L280 TraceCheckUtils]: 1: Hoare triple {20207#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {20207#true} is VALID [2020-07-28 19:07:15,383 INFO L280 TraceCheckUtils]: 2: Hoare triple {20207#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {20207#true} is VALID [2020-07-28 19:07:15,383 INFO L280 TraceCheckUtils]: 3: Hoare triple {20207#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {20207#true} is VALID [2020-07-28 19:07:15,383 INFO L280 TraceCheckUtils]: 4: Hoare triple {20207#true} assume 0 != main_~tmp~10; {20207#true} is VALID [2020-07-28 19:07:15,383 INFO L280 TraceCheckUtils]: 5: Hoare triple {20207#true} ~switchedOnBeforeTS~0 := 0; {20207#true} is VALID [2020-07-28 19:07:15,384 INFO L280 TraceCheckUtils]: 6: Hoare triple {20207#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {20207#true} is VALID [2020-07-28 19:07:15,384 INFO L280 TraceCheckUtils]: 7: Hoare triple {20207#true} assume !false; {20207#true} is VALID [2020-07-28 19:07:15,384 INFO L280 TraceCheckUtils]: 8: Hoare triple {20207#true} assume test_~splverifierCounter~0 < 4; {20207#true} is VALID [2020-07-28 19:07:15,385 INFO L280 TraceCheckUtils]: 9: Hoare triple {20207#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {20207#true} is VALID [2020-07-28 19:07:15,385 INFO L280 TraceCheckUtils]: 10: Hoare triple {20207#true} assume 0 != test_~tmp~5; {20207#true} is VALID [2020-07-28 19:07:15,385 INFO L280 TraceCheckUtils]: 11: Hoare triple {20207#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {20207#true} is VALID [2020-07-28 19:07:15,385 INFO L280 TraceCheckUtils]: 12: Hoare triple {20207#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {20207#true} is VALID [2020-07-28 19:07:15,385 INFO L280 TraceCheckUtils]: 13: Hoare triple {20207#true} assume !(0 != test_~tmp___0~2); {20207#true} is VALID [2020-07-28 19:07:15,386 INFO L280 TraceCheckUtils]: 14: Hoare triple {20207#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {20207#true} is VALID [2020-07-28 19:07:15,392 INFO L280 TraceCheckUtils]: 15: Hoare triple {20207#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {20209#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:07:15,393 INFO L280 TraceCheckUtils]: 16: Hoare triple {20209#(= 1 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {20209#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:07:15,394 INFO L280 TraceCheckUtils]: 17: Hoare triple {20209#(= 1 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {20209#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:07:15,394 INFO L280 TraceCheckUtils]: 18: Hoare triple {20209#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {20209#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:07:15,394 INFO L280 TraceCheckUtils]: 19: Hoare triple {20209#(= 1 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {20207#true} is VALID [2020-07-28 19:07:15,394 INFO L280 TraceCheckUtils]: 20: Hoare triple {20207#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {20207#true} is VALID [2020-07-28 19:07:15,395 INFO L280 TraceCheckUtils]: 21: Hoare triple {20207#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {20207#true} is VALID [2020-07-28 19:07:15,395 INFO L280 TraceCheckUtils]: 22: Hoare triple {20207#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {20207#true} is VALID [2020-07-28 19:07:15,395 INFO L280 TraceCheckUtils]: 23: Hoare triple {20207#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; {20207#true} is VALID [2020-07-28 19:07:15,395 INFO L280 TraceCheckUtils]: 24: Hoare triple {20207#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {20207#true} is VALID [2020-07-28 19:07:15,395 INFO L280 TraceCheckUtils]: 25: Hoare triple {20207#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {20207#true} is VALID [2020-07-28 19:07:15,395 INFO L280 TraceCheckUtils]: 26: Hoare triple {20207#true} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {20207#true} is VALID [2020-07-28 19:07:15,396 INFO L280 TraceCheckUtils]: 27: Hoare triple {20207#true} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {20207#true} is VALID [2020-07-28 19:07:15,396 INFO L280 TraceCheckUtils]: 28: Hoare triple {20207#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; {20207#true} is VALID [2020-07-28 19:07:15,396 INFO L280 TraceCheckUtils]: 29: Hoare triple {20207#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; {20207#true} is VALID [2020-07-28 19:07:15,397 INFO L280 TraceCheckUtils]: 30: Hoare triple {20207#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,398 INFO L280 TraceCheckUtils]: 31: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,399 INFO L280 TraceCheckUtils]: 32: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,399 INFO L280 TraceCheckUtils]: 33: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,400 INFO L280 TraceCheckUtils]: 34: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume !false; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,400 INFO L280 TraceCheckUtils]: 35: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume test_~splverifierCounter~0 < 4; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,401 INFO L280 TraceCheckUtils]: 36: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,402 INFO L280 TraceCheckUtils]: 37: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume !(0 != test_~tmp~5); {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,402 INFO L280 TraceCheckUtils]: 38: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,403 INFO L280 TraceCheckUtils]: 39: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume !(0 != test_~tmp___0~2); {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,403 INFO L280 TraceCheckUtils]: 40: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,404 INFO L280 TraceCheckUtils]: 41: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,405 INFO L280 TraceCheckUtils]: 42: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,405 INFO L280 TraceCheckUtils]: 43: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,406 INFO L280 TraceCheckUtils]: 44: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume 0 != ~pumpRunning~0; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,406 INFO L280 TraceCheckUtils]: 45: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,407 INFO L280 TraceCheckUtils]: 46: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,408 INFO L280 TraceCheckUtils]: 47: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,408 INFO L280 TraceCheckUtils]: 48: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,409 INFO L280 TraceCheckUtils]: 49: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,410 INFO L280 TraceCheckUtils]: 50: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,411 INFO L280 TraceCheckUtils]: 51: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,412 INFO L280 TraceCheckUtils]: 52: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,413 INFO L280 TraceCheckUtils]: 53: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume !(0 == ~pumpRunning~0); {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,413 INFO L280 TraceCheckUtils]: 54: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,414 INFO L280 TraceCheckUtils]: 55: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {20210#(not (= 0 ~pumpRunning~0))} is VALID [2020-07-28 19:07:15,415 INFO L280 TraceCheckUtils]: 56: Hoare triple {20210#(not (= 0 ~pumpRunning~0))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {20211#(not (= 0 |ULTIMATE.start_isPumpRunning_#res|))} is VALID [2020-07-28 19:07:15,417 INFO L280 TraceCheckUtils]: 57: Hoare triple {20211#(not (= 0 |ULTIMATE.start_isPumpRunning_#res|))} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {20212#(not (= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~3))} is VALID [2020-07-28 19:07:15,418 INFO L280 TraceCheckUtils]: 58: Hoare triple {20212#(not (= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~3))} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {20208#false} is VALID [2020-07-28 19:07:15,418 INFO L280 TraceCheckUtils]: 59: Hoare triple {20208#false} assume !false; {20208#false} is VALID [2020-07-28 19:07:15,419 INFO L280 TraceCheckUtils]: 60: Hoare triple {20208#false} assume test_~splverifierCounter~0 < 4; {20208#false} is VALID [2020-07-28 19:07:15,419 INFO L280 TraceCheckUtils]: 61: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {20208#false} is VALID [2020-07-28 19:07:15,419 INFO L280 TraceCheckUtils]: 62: Hoare triple {20208#false} assume !(0 != test_~tmp~5); {20208#false} is VALID [2020-07-28 19:07:15,419 INFO L280 TraceCheckUtils]: 63: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {20208#false} is VALID [2020-07-28 19:07:15,420 INFO L280 TraceCheckUtils]: 64: Hoare triple {20208#false} assume !(0 != test_~tmp___0~2); {20208#false} is VALID [2020-07-28 19:07:15,420 INFO L280 TraceCheckUtils]: 65: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {20208#false} is VALID [2020-07-28 19:07:15,420 INFO L280 TraceCheckUtils]: 66: Hoare triple {20208#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {20208#false} is VALID [2020-07-28 19:07:15,421 INFO L280 TraceCheckUtils]: 67: Hoare triple {20208#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {20208#false} is VALID [2020-07-28 19:07:15,421 INFO L280 TraceCheckUtils]: 68: Hoare triple {20208#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {20208#false} is VALID [2020-07-28 19:07:15,422 INFO L280 TraceCheckUtils]: 69: Hoare triple {20208#false} assume 0 != ~pumpRunning~0; {20208#false} is VALID [2020-07-28 19:07:15,422 INFO L280 TraceCheckUtils]: 70: Hoare triple {20208#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {20208#false} is VALID [2020-07-28 19:07:15,422 INFO L280 TraceCheckUtils]: 71: Hoare triple {20208#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {20208#false} is VALID [2020-07-28 19:07:15,423 INFO L280 TraceCheckUtils]: 72: Hoare triple {20208#false} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {20208#false} is VALID [2020-07-28 19:07:15,423 INFO L280 TraceCheckUtils]: 73: Hoare triple {20208#false} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {20208#false} is VALID [2020-07-28 19:07:15,423 INFO L280 TraceCheckUtils]: 74: Hoare triple {20208#false} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {20208#false} is VALID [2020-07-28 19:07:15,424 INFO L280 TraceCheckUtils]: 75: Hoare triple {20208#false} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {20208#false} is VALID [2020-07-28 19:07:15,424 INFO L280 TraceCheckUtils]: 76: Hoare triple {20208#false} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {20208#false} is VALID [2020-07-28 19:07:15,424 INFO L280 TraceCheckUtils]: 77: Hoare triple {20208#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {20208#false} is VALID [2020-07-28 19:07:15,425 INFO L280 TraceCheckUtils]: 78: Hoare triple {20208#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {20208#false} is VALID [2020-07-28 19:07:15,425 INFO L280 TraceCheckUtils]: 79: Hoare triple {20208#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {20208#false} is VALID [2020-07-28 19:07:15,426 INFO L280 TraceCheckUtils]: 80: Hoare triple {20208#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {20208#false} is VALID [2020-07-28 19:07:15,426 INFO L280 TraceCheckUtils]: 81: Hoare triple {20208#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {20208#false} is VALID [2020-07-28 19:07:15,426 INFO L280 TraceCheckUtils]: 82: Hoare triple {20208#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {20208#false} is VALID [2020-07-28 19:07:15,427 INFO L280 TraceCheckUtils]: 83: Hoare triple {20208#false} assume !false; {20208#false} is VALID [2020-07-28 19:07:15,427 INFO L280 TraceCheckUtils]: 84: Hoare triple {20208#false} assume test_~splverifierCounter~0 < 4; {20208#false} is VALID [2020-07-28 19:07:15,427 INFO L280 TraceCheckUtils]: 85: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {20208#false} is VALID [2020-07-28 19:07:15,428 INFO L280 TraceCheckUtils]: 86: Hoare triple {20208#false} assume 0 != test_~tmp~5; {20208#false} is VALID [2020-07-28 19:07:15,428 INFO L280 TraceCheckUtils]: 87: Hoare triple {20208#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {20208#false} is VALID [2020-07-28 19:07:15,429 INFO L280 TraceCheckUtils]: 88: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {20208#false} is VALID [2020-07-28 19:07:15,429 INFO L280 TraceCheckUtils]: 89: Hoare triple {20208#false} assume !(0 != test_~tmp___0~2); {20208#false} is VALID [2020-07-28 19:07:15,429 INFO L280 TraceCheckUtils]: 90: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {20208#false} is VALID [2020-07-28 19:07:15,430 INFO L280 TraceCheckUtils]: 91: Hoare triple {20208#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {20208#false} is VALID [2020-07-28 19:07:15,430 INFO L280 TraceCheckUtils]: 92: Hoare triple {20208#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {20208#false} is VALID [2020-07-28 19:07:15,431 INFO L280 TraceCheckUtils]: 93: Hoare triple {20208#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {20208#false} is VALID [2020-07-28 19:07:15,431 INFO L280 TraceCheckUtils]: 94: Hoare triple {20208#false} assume !(0 != ~pumpRunning~0); {20208#false} is VALID [2020-07-28 19:07:15,431 INFO L280 TraceCheckUtils]: 95: Hoare triple {20208#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {20208#false} is VALID [2020-07-28 19:07:15,432 INFO L280 TraceCheckUtils]: 96: Hoare triple {20208#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {20208#false} is VALID [2020-07-28 19:07:15,432 INFO L280 TraceCheckUtils]: 97: Hoare triple {20208#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {20208#false} is VALID [2020-07-28 19:07:15,433 INFO L280 TraceCheckUtils]: 98: Hoare triple {20208#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {20208#false} is VALID [2020-07-28 19:07:15,433 INFO L280 TraceCheckUtils]: 99: Hoare triple {20208#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; {20208#false} is VALID [2020-07-28 19:07:15,433 INFO L280 TraceCheckUtils]: 100: Hoare triple {20208#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {20208#false} is VALID [2020-07-28 19:07:15,434 INFO L280 TraceCheckUtils]: 101: Hoare triple {20208#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {20208#false} is VALID [2020-07-28 19:07:15,434 INFO L280 TraceCheckUtils]: 102: Hoare triple {20208#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {20208#false} is VALID [2020-07-28 19:07:15,434 INFO L280 TraceCheckUtils]: 103: Hoare triple {20208#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {20208#false} is VALID [2020-07-28 19:07:15,435 INFO L280 TraceCheckUtils]: 104: Hoare triple {20208#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; {20208#false} is VALID [2020-07-28 19:07:15,435 INFO L280 TraceCheckUtils]: 105: Hoare triple {20208#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; {20208#false} is VALID [2020-07-28 19:07:15,436 INFO L280 TraceCheckUtils]: 106: Hoare triple {20208#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {20208#false} is VALID [2020-07-28 19:07:15,436 INFO L280 TraceCheckUtils]: 107: Hoare triple {20208#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {20208#false} is VALID [2020-07-28 19:07:15,436 INFO L280 TraceCheckUtils]: 108: Hoare triple {20208#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {20208#false} is VALID [2020-07-28 19:07:15,437 INFO L280 TraceCheckUtils]: 109: Hoare triple {20208#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {20208#false} is VALID [2020-07-28 19:07:15,437 INFO L280 TraceCheckUtils]: 110: Hoare triple {20208#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {20208#false} is VALID [2020-07-28 19:07:15,438 INFO L280 TraceCheckUtils]: 111: Hoare triple {20208#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {20208#false} is VALID [2020-07-28 19:07:15,438 INFO L280 TraceCheckUtils]: 112: Hoare triple {20208#false} assume 0 == ~switchedOnBeforeTS~0; {20208#false} is VALID [2020-07-28 19:07:15,438 INFO L280 TraceCheckUtils]: 113: Hoare triple {20208#false} assume !false; {20208#false} is VALID [2020-07-28 19:07:15,458 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 94 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-28 19:07:15,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379955783] [2020-07-28 19:07:15,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211460129] [2020-07-28 19:07:15,466 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 19:07:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:15,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-28 19:07:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:15,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:07:16,055 INFO L280 TraceCheckUtils]: 0: Hoare triple {20207#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {20207#true} is VALID [2020-07-28 19:07:16,056 INFO L280 TraceCheckUtils]: 1: Hoare triple {20207#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {20207#true} is VALID [2020-07-28 19:07:16,056 INFO L280 TraceCheckUtils]: 2: Hoare triple {20207#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {20207#true} is VALID [2020-07-28 19:07:16,056 INFO L280 TraceCheckUtils]: 3: Hoare triple {20207#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {20207#true} is VALID [2020-07-28 19:07:16,057 INFO L280 TraceCheckUtils]: 4: Hoare triple {20207#true} assume 0 != main_~tmp~10; {20207#true} is VALID [2020-07-28 19:07:16,057 INFO L280 TraceCheckUtils]: 5: Hoare triple {20207#true} ~switchedOnBeforeTS~0 := 0; {20207#true} is VALID [2020-07-28 19:07:16,057 INFO L280 TraceCheckUtils]: 6: Hoare triple {20207#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {20207#true} is VALID [2020-07-28 19:07:16,058 INFO L280 TraceCheckUtils]: 7: Hoare triple {20207#true} assume !false; {20207#true} is VALID [2020-07-28 19:07:16,058 INFO L280 TraceCheckUtils]: 8: Hoare triple {20207#true} assume test_~splverifierCounter~0 < 4; {20207#true} is VALID [2020-07-28 19:07:16,059 INFO L280 TraceCheckUtils]: 9: Hoare triple {20207#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {20207#true} is VALID [2020-07-28 19:07:16,059 INFO L280 TraceCheckUtils]: 10: Hoare triple {20207#true} assume 0 != test_~tmp~5; {20207#true} is VALID [2020-07-28 19:07:16,059 INFO L280 TraceCheckUtils]: 11: Hoare triple {20207#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {20207#true} is VALID [2020-07-28 19:07:16,060 INFO L280 TraceCheckUtils]: 12: Hoare triple {20207#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {20207#true} is VALID [2020-07-28 19:07:16,060 INFO L280 TraceCheckUtils]: 13: Hoare triple {20207#true} assume !(0 != test_~tmp___0~2); {20207#true} is VALID [2020-07-28 19:07:16,060 INFO L280 TraceCheckUtils]: 14: Hoare triple {20207#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {20207#true} is VALID [2020-07-28 19:07:16,060 INFO L280 TraceCheckUtils]: 15: Hoare triple {20207#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {20207#true} is VALID [2020-07-28 19:07:16,061 INFO L280 TraceCheckUtils]: 16: Hoare triple {20207#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {20207#true} is VALID [2020-07-28 19:07:16,061 INFO L280 TraceCheckUtils]: 17: Hoare triple {20207#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {20207#true} is VALID [2020-07-28 19:07:16,062 INFO L280 TraceCheckUtils]: 18: Hoare triple {20207#true} assume !(0 != ~pumpRunning~0); {20207#true} is VALID [2020-07-28 19:07:16,062 INFO L280 TraceCheckUtils]: 19: Hoare triple {20207#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {20207#true} is VALID [2020-07-28 19:07:16,063 INFO L280 TraceCheckUtils]: 20: Hoare triple {20207#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {20207#true} is VALID [2020-07-28 19:07:16,063 INFO L280 TraceCheckUtils]: 21: Hoare triple {20207#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {20207#true} is VALID [2020-07-28 19:07:16,063 INFO L280 TraceCheckUtils]: 22: Hoare triple {20207#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {20207#true} is VALID [2020-07-28 19:07:16,064 INFO L280 TraceCheckUtils]: 23: Hoare triple {20207#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; {20207#true} is VALID [2020-07-28 19:07:16,064 INFO L280 TraceCheckUtils]: 24: Hoare triple {20207#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {20207#true} is VALID [2020-07-28 19:07:16,065 INFO L280 TraceCheckUtils]: 25: Hoare triple {20207#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {20207#true} is VALID [2020-07-28 19:07:16,065 INFO L280 TraceCheckUtils]: 26: Hoare triple {20207#true} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {20207#true} is VALID [2020-07-28 19:07:16,065 INFO L280 TraceCheckUtils]: 27: Hoare triple {20207#true} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {20207#true} is VALID [2020-07-28 19:07:16,066 INFO L280 TraceCheckUtils]: 28: Hoare triple {20207#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; {20207#true} is VALID [2020-07-28 19:07:16,066 INFO L280 TraceCheckUtils]: 29: Hoare triple {20207#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; {20207#true} is VALID [2020-07-28 19:07:16,067 INFO L280 TraceCheckUtils]: 30: Hoare triple {20207#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,071 INFO L280 TraceCheckUtils]: 31: Hoare triple {20306#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,071 INFO L280 TraceCheckUtils]: 32: Hoare triple {20306#(<= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,072 INFO L280 TraceCheckUtils]: 33: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,073 INFO L280 TraceCheckUtils]: 34: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume !false; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,074 INFO L280 TraceCheckUtils]: 35: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,075 INFO L280 TraceCheckUtils]: 36: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,076 INFO L280 TraceCheckUtils]: 37: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume !(0 != test_~tmp~5); {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,077 INFO L280 TraceCheckUtils]: 38: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,077 INFO L280 TraceCheckUtils]: 39: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume !(0 != test_~tmp___0~2); {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,078 INFO L280 TraceCheckUtils]: 40: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,079 INFO L280 TraceCheckUtils]: 41: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,080 INFO L280 TraceCheckUtils]: 42: Hoare triple {20306#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,081 INFO L280 TraceCheckUtils]: 43: Hoare triple {20306#(<= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,082 INFO L280 TraceCheckUtils]: 44: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,083 INFO L280 TraceCheckUtils]: 45: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,083 INFO L280 TraceCheckUtils]: 46: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,087 INFO L280 TraceCheckUtils]: 47: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,088 INFO L280 TraceCheckUtils]: 48: Hoare triple {20306#(<= 1 ~pumpRunning~0)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,088 INFO L280 TraceCheckUtils]: 49: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,089 INFO L280 TraceCheckUtils]: 50: Hoare triple {20306#(<= 1 ~pumpRunning~0)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,090 INFO L280 TraceCheckUtils]: 51: Hoare triple {20306#(<= 1 ~pumpRunning~0)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,091 INFO L280 TraceCheckUtils]: 52: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,092 INFO L280 TraceCheckUtils]: 53: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume !(0 == ~pumpRunning~0); {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,093 INFO L280 TraceCheckUtils]: 54: Hoare triple {20306#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,094 INFO L280 TraceCheckUtils]: 55: Hoare triple {20306#(<= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {20306#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:07:16,095 INFO L280 TraceCheckUtils]: 56: Hoare triple {20306#(<= 1 ~pumpRunning~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {20385#(<= 1 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:07:16,096 INFO L280 TraceCheckUtils]: 57: Hoare triple {20385#(<= 1 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {20389#(<= 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~3)} is VALID [2020-07-28 19:07:16,097 INFO L280 TraceCheckUtils]: 58: Hoare triple {20389#(<= 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~3)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {20208#false} is VALID [2020-07-28 19:07:16,097 INFO L280 TraceCheckUtils]: 59: Hoare triple {20208#false} assume !false; {20208#false} is VALID [2020-07-28 19:07:16,098 INFO L280 TraceCheckUtils]: 60: Hoare triple {20208#false} assume test_~splverifierCounter~0 < 4; {20208#false} is VALID [2020-07-28 19:07:16,098 INFO L280 TraceCheckUtils]: 61: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {20208#false} is VALID [2020-07-28 19:07:16,098 INFO L280 TraceCheckUtils]: 62: Hoare triple {20208#false} assume !(0 != test_~tmp~5); {20208#false} is VALID [2020-07-28 19:07:16,099 INFO L280 TraceCheckUtils]: 63: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {20208#false} is VALID [2020-07-28 19:07:16,099 INFO L280 TraceCheckUtils]: 64: Hoare triple {20208#false} assume !(0 != test_~tmp___0~2); {20208#false} is VALID [2020-07-28 19:07:16,100 INFO L280 TraceCheckUtils]: 65: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {20208#false} is VALID [2020-07-28 19:07:16,100 INFO L280 TraceCheckUtils]: 66: Hoare triple {20208#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {20208#false} is VALID [2020-07-28 19:07:16,100 INFO L280 TraceCheckUtils]: 67: Hoare triple {20208#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {20208#false} is VALID [2020-07-28 19:07:16,101 INFO L280 TraceCheckUtils]: 68: Hoare triple {20208#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {20208#false} is VALID [2020-07-28 19:07:16,101 INFO L280 TraceCheckUtils]: 69: Hoare triple {20208#false} assume 0 != ~pumpRunning~0; {20208#false} is VALID [2020-07-28 19:07:16,101 INFO L280 TraceCheckUtils]: 70: Hoare triple {20208#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {20208#false} is VALID [2020-07-28 19:07:16,102 INFO L280 TraceCheckUtils]: 71: Hoare triple {20208#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {20208#false} is VALID [2020-07-28 19:07:16,102 INFO L280 TraceCheckUtils]: 72: Hoare triple {20208#false} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {20208#false} is VALID [2020-07-28 19:07:16,102 INFO L280 TraceCheckUtils]: 73: Hoare triple {20208#false} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {20208#false} is VALID [2020-07-28 19:07:16,103 INFO L280 TraceCheckUtils]: 74: Hoare triple {20208#false} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {20208#false} is VALID [2020-07-28 19:07:16,103 INFO L280 TraceCheckUtils]: 75: Hoare triple {20208#false} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {20208#false} is VALID [2020-07-28 19:07:16,103 INFO L280 TraceCheckUtils]: 76: Hoare triple {20208#false} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {20208#false} is VALID [2020-07-28 19:07:16,104 INFO L280 TraceCheckUtils]: 77: Hoare triple {20208#false} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {20208#false} is VALID [2020-07-28 19:07:16,104 INFO L280 TraceCheckUtils]: 78: Hoare triple {20208#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {20208#false} is VALID [2020-07-28 19:07:16,105 INFO L280 TraceCheckUtils]: 79: Hoare triple {20208#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {20208#false} is VALID [2020-07-28 19:07:16,105 INFO L280 TraceCheckUtils]: 80: Hoare triple {20208#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {20208#false} is VALID [2020-07-28 19:07:16,106 INFO L280 TraceCheckUtils]: 81: Hoare triple {20208#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {20208#false} is VALID [2020-07-28 19:07:16,106 INFO L280 TraceCheckUtils]: 82: Hoare triple {20208#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {20208#false} is VALID [2020-07-28 19:07:16,106 INFO L280 TraceCheckUtils]: 83: Hoare triple {20208#false} assume !false; {20208#false} is VALID [2020-07-28 19:07:16,107 INFO L280 TraceCheckUtils]: 84: Hoare triple {20208#false} assume test_~splverifierCounter~0 < 4; {20208#false} is VALID [2020-07-28 19:07:16,107 INFO L280 TraceCheckUtils]: 85: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {20208#false} is VALID [2020-07-28 19:07:16,108 INFO L280 TraceCheckUtils]: 86: Hoare triple {20208#false} assume 0 != test_~tmp~5; {20208#false} is VALID [2020-07-28 19:07:16,108 INFO L280 TraceCheckUtils]: 87: Hoare triple {20208#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {20208#false} is VALID [2020-07-28 19:07:16,108 INFO L280 TraceCheckUtils]: 88: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {20208#false} is VALID [2020-07-28 19:07:16,109 INFO L280 TraceCheckUtils]: 89: Hoare triple {20208#false} assume !(0 != test_~tmp___0~2); {20208#false} is VALID [2020-07-28 19:07:16,109 INFO L280 TraceCheckUtils]: 90: Hoare triple {20208#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {20208#false} is VALID [2020-07-28 19:07:16,109 INFO L280 TraceCheckUtils]: 91: Hoare triple {20208#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {20208#false} is VALID [2020-07-28 19:07:16,110 INFO L280 TraceCheckUtils]: 92: Hoare triple {20208#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {20208#false} is VALID [2020-07-28 19:07:16,110 INFO L280 TraceCheckUtils]: 93: Hoare triple {20208#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {20208#false} is VALID [2020-07-28 19:07:16,111 INFO L280 TraceCheckUtils]: 94: Hoare triple {20208#false} assume !(0 != ~pumpRunning~0); {20208#false} is VALID [2020-07-28 19:07:16,111 INFO L280 TraceCheckUtils]: 95: Hoare triple {20208#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {20208#false} is VALID [2020-07-28 19:07:16,111 INFO L280 TraceCheckUtils]: 96: Hoare triple {20208#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {20208#false} is VALID [2020-07-28 19:07:16,112 INFO L280 TraceCheckUtils]: 97: Hoare triple {20208#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {20208#false} is VALID [2020-07-28 19:07:16,112 INFO L280 TraceCheckUtils]: 98: Hoare triple {20208#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {20208#false} is VALID [2020-07-28 19:07:16,113 INFO L280 TraceCheckUtils]: 99: Hoare triple {20208#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; {20208#false} is VALID [2020-07-28 19:07:16,113 INFO L280 TraceCheckUtils]: 100: Hoare triple {20208#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {20208#false} is VALID [2020-07-28 19:07:16,113 INFO L280 TraceCheckUtils]: 101: Hoare triple {20208#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {20208#false} is VALID [2020-07-28 19:07:16,114 INFO L280 TraceCheckUtils]: 102: Hoare triple {20208#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {20208#false} is VALID [2020-07-28 19:07:16,114 INFO L280 TraceCheckUtils]: 103: Hoare triple {20208#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {20208#false} is VALID [2020-07-28 19:07:16,115 INFO L280 TraceCheckUtils]: 104: Hoare triple {20208#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; {20208#false} is VALID [2020-07-28 19:07:16,115 INFO L280 TraceCheckUtils]: 105: Hoare triple {20208#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; {20208#false} is VALID [2020-07-28 19:07:16,115 INFO L280 TraceCheckUtils]: 106: Hoare triple {20208#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {20208#false} is VALID [2020-07-28 19:07:16,116 INFO L280 TraceCheckUtils]: 107: Hoare triple {20208#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {20208#false} is VALID [2020-07-28 19:07:16,116 INFO L280 TraceCheckUtils]: 108: Hoare triple {20208#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {20208#false} is VALID [2020-07-28 19:07:16,117 INFO L280 TraceCheckUtils]: 109: Hoare triple {20208#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {20208#false} is VALID [2020-07-28 19:07:16,117 INFO L280 TraceCheckUtils]: 110: Hoare triple {20208#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {20208#false} is VALID [2020-07-28 19:07:16,117 INFO L280 TraceCheckUtils]: 111: Hoare triple {20208#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {20208#false} is VALID [2020-07-28 19:07:16,118 INFO L280 TraceCheckUtils]: 112: Hoare triple {20208#false} assume 0 == ~switchedOnBeforeTS~0; {20208#false} is VALID [2020-07-28 19:07:16,118 INFO L280 TraceCheckUtils]: 113: Hoare triple {20208#false} assume !false; {20208#false} is VALID [2020-07-28 19:07:16,131 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-28 19:07:16,132 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-28 19:07:16,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2020-07-28 19:07:16,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466097741] [2020-07-28 19:07:16,137 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2020-07-28 19:07:16,137 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:07:16,138 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:07:16,282 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 19:07:16,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:07:16,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:07:16,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:07:16,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-28 19:07:16,283 INFO L87 Difference]: Start difference. First operand 314 states and 395 transitions. Second operand 5 states. [2020-07-28 19:07:18,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:18,510 INFO L93 Difference]: Finished difference Result 698 states and 875 transitions. [2020-07-28 19:07:18,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 19:07:18,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2020-07-28 19:07:18,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:18,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:07:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 204 transitions. [2020-07-28 19:07:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:07:18,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 204 transitions. [2020-07-28 19:07:18,513 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 204 transitions. [2020-07-28 19:07:18,758 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 204 edges. 204 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:18,768 INFO L225 Difference]: With dead ends: 698 [2020-07-28 19:07:18,769 INFO L226 Difference]: Without dead ends: 391 [2020-07-28 19:07:18,769 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-28 19:07:18,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2020-07-28 19:07:19,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 314. [2020-07-28 19:07:19,699 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:19,700 INFO L82 GeneralOperation]: Start isEquivalent. First operand 391 states. Second operand 314 states. [2020-07-28 19:07:19,700 INFO L74 IsIncluded]: Start isIncluded. First operand 391 states. Second operand 314 states. [2020-07-28 19:07:19,700 INFO L87 Difference]: Start difference. First operand 391 states. Second operand 314 states. [2020-07-28 19:07:19,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:19,708 INFO L93 Difference]: Finished difference Result 391 states and 484 transitions. [2020-07-28 19:07:19,709 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 484 transitions. [2020-07-28 19:07:19,709 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:19,709 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:19,710 INFO L74 IsIncluded]: Start isIncluded. First operand 314 states. Second operand 391 states. [2020-07-28 19:07:19,710 INFO L87 Difference]: Start difference. First operand 314 states. Second operand 391 states. [2020-07-28 19:07:19,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:19,720 INFO L93 Difference]: Finished difference Result 391 states and 484 transitions. [2020-07-28 19:07:19,720 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 484 transitions. [2020-07-28 19:07:19,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:19,721 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:19,721 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:19,721 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:19,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-07-28 19:07:19,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 392 transitions. [2020-07-28 19:07:19,730 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 392 transitions. Word has length 114 [2020-07-28 19:07:19,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:19,730 INFO L479 AbstractCegarLoop]: Abstraction has 314 states and 392 transitions. [2020-07-28 19:07:19,730 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:07:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 392 transitions. [2020-07-28 19:07:19,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-07-28 19:07:19,732 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:07:19,732 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:07:19,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-07-28 19:07:19,941 INFO L427 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:07:19,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:07:19,943 INFO L82 PathProgramCache]: Analyzing trace with hash -2062821353, now seen corresponding path program 1 times [2020-07-28 19:07:19,943 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:07:19,944 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448378133] [2020-07-28 19:07:19,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:07:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:20,033 INFO L280 TraceCheckUtils]: 0: Hoare triple {22818#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {22818#true} is VALID [2020-07-28 19:07:20,034 INFO L280 TraceCheckUtils]: 1: Hoare triple {22818#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {22818#true} is VALID [2020-07-28 19:07:20,034 INFO L280 TraceCheckUtils]: 2: Hoare triple {22818#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {22818#true} is VALID [2020-07-28 19:07:20,034 INFO L280 TraceCheckUtils]: 3: Hoare triple {22818#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {22818#true} is VALID [2020-07-28 19:07:20,034 INFO L280 TraceCheckUtils]: 4: Hoare triple {22818#true} assume 0 != main_~tmp~10; {22818#true} is VALID [2020-07-28 19:07:20,034 INFO L280 TraceCheckUtils]: 5: Hoare triple {22818#true} ~switchedOnBeforeTS~0 := 0; {22818#true} is VALID [2020-07-28 19:07:20,035 INFO L280 TraceCheckUtils]: 6: Hoare triple {22818#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {22818#true} is VALID [2020-07-28 19:07:20,035 INFO L280 TraceCheckUtils]: 7: Hoare triple {22818#true} assume !false; {22818#true} is VALID [2020-07-28 19:07:20,035 INFO L280 TraceCheckUtils]: 8: Hoare triple {22818#true} assume test_~splverifierCounter~0 < 4; {22818#true} is VALID [2020-07-28 19:07:20,035 INFO L280 TraceCheckUtils]: 9: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {22818#true} is VALID [2020-07-28 19:07:20,036 INFO L280 TraceCheckUtils]: 10: Hoare triple {22818#true} assume 0 != test_~tmp~5; {22818#true} is VALID [2020-07-28 19:07:20,036 INFO L280 TraceCheckUtils]: 11: Hoare triple {22818#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {22818#true} is VALID [2020-07-28 19:07:20,036 INFO L280 TraceCheckUtils]: 12: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {22818#true} is VALID [2020-07-28 19:07:20,036 INFO L280 TraceCheckUtils]: 13: Hoare triple {22818#true} assume !(0 != test_~tmp___0~2); {22818#true} is VALID [2020-07-28 19:07:20,037 INFO L280 TraceCheckUtils]: 14: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {22818#true} is VALID [2020-07-28 19:07:20,037 INFO L280 TraceCheckUtils]: 15: Hoare triple {22818#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {22818#true} is VALID [2020-07-28 19:07:20,037 INFO L280 TraceCheckUtils]: 16: Hoare triple {22818#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {22818#true} is VALID [2020-07-28 19:07:20,037 INFO L280 TraceCheckUtils]: 17: Hoare triple {22818#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {22818#true} is VALID [2020-07-28 19:07:20,038 INFO L280 TraceCheckUtils]: 18: Hoare triple {22818#true} assume !(0 != ~pumpRunning~0); {22818#true} is VALID [2020-07-28 19:07:20,038 INFO L280 TraceCheckUtils]: 19: Hoare triple {22818#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {22818#true} is VALID [2020-07-28 19:07:20,038 INFO L280 TraceCheckUtils]: 20: Hoare triple {22818#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {22818#true} is VALID [2020-07-28 19:07:20,038 INFO L280 TraceCheckUtils]: 21: Hoare triple {22818#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {22818#true} is VALID [2020-07-28 19:07:20,038 INFO L280 TraceCheckUtils]: 22: Hoare triple {22818#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {22818#true} is VALID [2020-07-28 19:07:20,039 INFO L280 TraceCheckUtils]: 23: Hoare triple {22818#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; {22818#true} is VALID [2020-07-28 19:07:20,039 INFO L280 TraceCheckUtils]: 24: Hoare triple {22818#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {22818#true} is VALID [2020-07-28 19:07:20,039 INFO L280 TraceCheckUtils]: 25: Hoare triple {22818#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {22818#true} is VALID [2020-07-28 19:07:20,039 INFO L280 TraceCheckUtils]: 26: Hoare triple {22818#true} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {22818#true} is VALID [2020-07-28 19:07:20,040 INFO L280 TraceCheckUtils]: 27: Hoare triple {22818#true} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {22818#true} is VALID [2020-07-28 19:07:20,040 INFO L280 TraceCheckUtils]: 28: Hoare triple {22818#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; {22818#true} is VALID [2020-07-28 19:07:20,040 INFO L280 TraceCheckUtils]: 29: Hoare triple {22818#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; {22818#true} is VALID [2020-07-28 19:07:20,040 INFO L280 TraceCheckUtils]: 30: Hoare triple {22818#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {22818#true} is VALID [2020-07-28 19:07:20,041 INFO L280 TraceCheckUtils]: 31: Hoare triple {22818#true} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {22818#true} is VALID [2020-07-28 19:07:20,041 INFO L280 TraceCheckUtils]: 32: Hoare triple {22818#true} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {22818#true} is VALID [2020-07-28 19:07:20,041 INFO L280 TraceCheckUtils]: 33: Hoare triple {22818#true} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {22818#true} is VALID [2020-07-28 19:07:20,041 INFO L280 TraceCheckUtils]: 34: Hoare triple {22818#true} assume !false; {22818#true} is VALID [2020-07-28 19:07:20,042 INFO L280 TraceCheckUtils]: 35: Hoare triple {22818#true} assume test_~splverifierCounter~0 < 4; {22818#true} is VALID [2020-07-28 19:07:20,042 INFO L280 TraceCheckUtils]: 36: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {22818#true} is VALID [2020-07-28 19:07:20,042 INFO L280 TraceCheckUtils]: 37: Hoare triple {22818#true} assume !(0 != test_~tmp~5); {22818#true} is VALID [2020-07-28 19:07:20,042 INFO L280 TraceCheckUtils]: 38: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {22818#true} is VALID [2020-07-28 19:07:20,043 INFO L280 TraceCheckUtils]: 39: Hoare triple {22818#true} assume !(0 != test_~tmp___0~2); {22818#true} is VALID [2020-07-28 19:07:20,043 INFO L280 TraceCheckUtils]: 40: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {22818#true} is VALID [2020-07-28 19:07:20,043 INFO L280 TraceCheckUtils]: 41: Hoare triple {22818#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {22818#true} is VALID [2020-07-28 19:07:20,043 INFO L280 TraceCheckUtils]: 42: Hoare triple {22818#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {22818#true} is VALID [2020-07-28 19:07:20,044 INFO L280 TraceCheckUtils]: 43: Hoare triple {22818#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {22818#true} is VALID [2020-07-28 19:07:20,044 INFO L280 TraceCheckUtils]: 44: Hoare triple {22818#true} assume 0 != ~pumpRunning~0; {22818#true} is VALID [2020-07-28 19:07:20,044 INFO L280 TraceCheckUtils]: 45: Hoare triple {22818#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {22818#true} is VALID [2020-07-28 19:07:20,044 INFO L280 TraceCheckUtils]: 46: Hoare triple {22818#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {22818#true} is VALID [2020-07-28 19:07:20,044 INFO L280 TraceCheckUtils]: 47: Hoare triple {22818#true} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {22818#true} is VALID [2020-07-28 19:07:20,045 INFO L280 TraceCheckUtils]: 48: Hoare triple {22818#true} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {22818#true} is VALID [2020-07-28 19:07:20,045 INFO L280 TraceCheckUtils]: 49: Hoare triple {22818#true} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {22818#true} is VALID [2020-07-28 19:07:20,045 INFO L280 TraceCheckUtils]: 50: Hoare triple {22818#true} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {22818#true} is VALID [2020-07-28 19:07:20,045 INFO L280 TraceCheckUtils]: 51: Hoare triple {22818#true} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {22818#true} is VALID [2020-07-28 19:07:20,045 INFO L280 TraceCheckUtils]: 52: Hoare triple {22818#true} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {22818#true} is VALID [2020-07-28 19:07:20,046 INFO L280 TraceCheckUtils]: 53: Hoare triple {22818#true} assume !(0 == ~pumpRunning~0); {22818#true} is VALID [2020-07-28 19:07:20,046 INFO L280 TraceCheckUtils]: 54: Hoare triple {22818#true} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {22818#true} is VALID [2020-07-28 19:07:20,046 INFO L280 TraceCheckUtils]: 55: Hoare triple {22818#true} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {22818#true} is VALID [2020-07-28 19:07:20,046 INFO L280 TraceCheckUtils]: 56: Hoare triple {22818#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {22818#true} is VALID [2020-07-28 19:07:20,046 INFO L280 TraceCheckUtils]: 57: Hoare triple {22818#true} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {22818#true} is VALID [2020-07-28 19:07:20,046 INFO L280 TraceCheckUtils]: 58: Hoare triple {22818#true} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {22818#true} is VALID [2020-07-28 19:07:20,047 INFO L280 TraceCheckUtils]: 59: Hoare triple {22818#true} assume !(0 == ~switchedOnBeforeTS~0); {22818#true} is VALID [2020-07-28 19:07:20,047 INFO L280 TraceCheckUtils]: 60: Hoare triple {22818#true} assume !false; {22818#true} is VALID [2020-07-28 19:07:20,047 INFO L280 TraceCheckUtils]: 61: Hoare triple {22818#true} assume test_~splverifierCounter~0 < 4; {22818#true} is VALID [2020-07-28 19:07:20,047 INFO L280 TraceCheckUtils]: 62: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {22818#true} is VALID [2020-07-28 19:07:20,047 INFO L280 TraceCheckUtils]: 63: Hoare triple {22818#true} assume !(0 != test_~tmp~5); {22818#true} is VALID [2020-07-28 19:07:20,047 INFO L280 TraceCheckUtils]: 64: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {22818#true} is VALID [2020-07-28 19:07:20,048 INFO L280 TraceCheckUtils]: 65: Hoare triple {22818#true} assume !(0 != test_~tmp___0~2); {22818#true} is VALID [2020-07-28 19:07:20,048 INFO L280 TraceCheckUtils]: 66: Hoare triple {22818#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {22818#true} is VALID [2020-07-28 19:07:20,048 INFO L280 TraceCheckUtils]: 67: Hoare triple {22818#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {22818#true} is VALID [2020-07-28 19:07:20,048 INFO L280 TraceCheckUtils]: 68: Hoare triple {22818#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {22818#true} is VALID [2020-07-28 19:07:20,048 INFO L280 TraceCheckUtils]: 69: Hoare triple {22818#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {22818#true} is VALID [2020-07-28 19:07:20,048 INFO L280 TraceCheckUtils]: 70: Hoare triple {22818#true} assume 0 != ~pumpRunning~0; {22818#true} is VALID [2020-07-28 19:07:20,049 INFO L280 TraceCheckUtils]: 71: Hoare triple {22818#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {22818#true} is VALID [2020-07-28 19:07:20,049 INFO L280 TraceCheckUtils]: 72: Hoare triple {22818#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {22818#true} is VALID [2020-07-28 19:07:20,049 INFO L280 TraceCheckUtils]: 73: Hoare triple {22818#true} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {22818#true} is VALID [2020-07-28 19:07:20,049 INFO L280 TraceCheckUtils]: 74: Hoare triple {22818#true} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {22818#true} is VALID [2020-07-28 19:07:20,050 INFO L280 TraceCheckUtils]: 75: Hoare triple {22818#true} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {22820#(= 0 ULTIMATE.start_isLowWaterLevel_~tmp___0~1)} is VALID [2020-07-28 19:07:20,051 INFO L280 TraceCheckUtils]: 76: Hoare triple {22820#(= 0 ULTIMATE.start_isLowWaterLevel_~tmp___0~1)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {22821#(= 0 |ULTIMATE.start_isLowWaterLevel_#res|)} is VALID [2020-07-28 19:07:20,052 INFO L280 TraceCheckUtils]: 77: Hoare triple {22821#(= 0 |ULTIMATE.start_isLowWaterLevel_#res|)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {22822#(= 0 ULTIMATE.start_processEnvironment_~tmp~1)} is VALID [2020-07-28 19:07:20,052 INFO L280 TraceCheckUtils]: 78: Hoare triple {22822#(= 0 ULTIMATE.start_processEnvironment_~tmp~1)} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {22819#false} is VALID [2020-07-28 19:07:20,053 INFO L280 TraceCheckUtils]: 79: Hoare triple {22819#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {22819#false} is VALID [2020-07-28 19:07:20,053 INFO L280 TraceCheckUtils]: 80: Hoare triple {22819#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {22819#false} is VALID [2020-07-28 19:07:20,053 INFO L280 TraceCheckUtils]: 81: Hoare triple {22819#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {22819#false} is VALID [2020-07-28 19:07:20,053 INFO L280 TraceCheckUtils]: 82: Hoare triple {22819#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {22819#false} is VALID [2020-07-28 19:07:20,053 INFO L280 TraceCheckUtils]: 83: Hoare triple {22819#false} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {22819#false} is VALID [2020-07-28 19:07:20,053 INFO L280 TraceCheckUtils]: 84: Hoare triple {22819#false} assume !false; {22819#false} is VALID [2020-07-28 19:07:20,054 INFO L280 TraceCheckUtils]: 85: Hoare triple {22819#false} assume test_~splverifierCounter~0 < 4; {22819#false} is VALID [2020-07-28 19:07:20,054 INFO L280 TraceCheckUtils]: 86: Hoare triple {22819#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {22819#false} is VALID [2020-07-28 19:07:20,054 INFO L280 TraceCheckUtils]: 87: Hoare triple {22819#false} assume 0 != test_~tmp~5; {22819#false} is VALID [2020-07-28 19:07:20,054 INFO L280 TraceCheckUtils]: 88: Hoare triple {22819#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {22819#false} is VALID [2020-07-28 19:07:20,055 INFO L280 TraceCheckUtils]: 89: Hoare triple {22819#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {22819#false} is VALID [2020-07-28 19:07:20,055 INFO L280 TraceCheckUtils]: 90: Hoare triple {22819#false} assume !(0 != test_~tmp___0~2); {22819#false} is VALID [2020-07-28 19:07:20,055 INFO L280 TraceCheckUtils]: 91: Hoare triple {22819#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {22819#false} is VALID [2020-07-28 19:07:20,055 INFO L280 TraceCheckUtils]: 92: Hoare triple {22819#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {22819#false} is VALID [2020-07-28 19:07:20,056 INFO L280 TraceCheckUtils]: 93: Hoare triple {22819#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {22819#false} is VALID [2020-07-28 19:07:20,056 INFO L280 TraceCheckUtils]: 94: Hoare triple {22819#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {22819#false} is VALID [2020-07-28 19:07:20,056 INFO L280 TraceCheckUtils]: 95: Hoare triple {22819#false} assume !(0 != ~pumpRunning~0); {22819#false} is VALID [2020-07-28 19:07:20,056 INFO L280 TraceCheckUtils]: 96: Hoare triple {22819#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {22819#false} is VALID [2020-07-28 19:07:20,056 INFO L280 TraceCheckUtils]: 97: Hoare triple {22819#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {22819#false} is VALID [2020-07-28 19:07:20,056 INFO L280 TraceCheckUtils]: 98: Hoare triple {22819#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {22819#false} is VALID [2020-07-28 19:07:20,057 INFO L280 TraceCheckUtils]: 99: Hoare triple {22819#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {22819#false} is VALID [2020-07-28 19:07:20,057 INFO L280 TraceCheckUtils]: 100: Hoare triple {22819#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; {22819#false} is VALID [2020-07-28 19:07:20,057 INFO L280 TraceCheckUtils]: 101: Hoare triple {22819#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {22819#false} is VALID [2020-07-28 19:07:20,057 INFO L280 TraceCheckUtils]: 102: Hoare triple {22819#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {22819#false} is VALID [2020-07-28 19:07:20,058 INFO L280 TraceCheckUtils]: 103: Hoare triple {22819#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {22819#false} is VALID [2020-07-28 19:07:20,058 INFO L280 TraceCheckUtils]: 104: Hoare triple {22819#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {22819#false} is VALID [2020-07-28 19:07:20,058 INFO L280 TraceCheckUtils]: 105: Hoare triple {22819#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; {22819#false} is VALID [2020-07-28 19:07:20,058 INFO L280 TraceCheckUtils]: 106: Hoare triple {22819#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; {22819#false} is VALID [2020-07-28 19:07:20,059 INFO L280 TraceCheckUtils]: 107: Hoare triple {22819#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {22819#false} is VALID [2020-07-28 19:07:20,059 INFO L280 TraceCheckUtils]: 108: Hoare triple {22819#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {22819#false} is VALID [2020-07-28 19:07:20,059 INFO L280 TraceCheckUtils]: 109: Hoare triple {22819#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {22819#false} is VALID [2020-07-28 19:07:20,059 INFO L280 TraceCheckUtils]: 110: Hoare triple {22819#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {22819#false} is VALID [2020-07-28 19:07:20,060 INFO L280 TraceCheckUtils]: 111: Hoare triple {22819#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {22819#false} is VALID [2020-07-28 19:07:20,060 INFO L280 TraceCheckUtils]: 112: Hoare triple {22819#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {22819#false} is VALID [2020-07-28 19:07:20,060 INFO L280 TraceCheckUtils]: 113: Hoare triple {22819#false} assume 0 == ~switchedOnBeforeTS~0; {22819#false} is VALID [2020-07-28 19:07:20,060 INFO L280 TraceCheckUtils]: 114: Hoare triple {22819#false} assume !false; {22819#false} is VALID [2020-07-28 19:07:20,071 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-07-28 19:07:20,072 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448378133] [2020-07-28 19:07:20,072 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:07:20,072 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:07:20,073 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697881445] [2020-07-28 19:07:20,073 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 115 [2020-07-28 19:07:20,074 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:07:20,074 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:07:20,173 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 84 edges. 84 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:20,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:07:20,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:07:20,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:07:20,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:07:20,174 INFO L87 Difference]: Start difference. First operand 314 states and 392 transitions. Second operand 5 states. [2020-07-28 19:07:23,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:23,689 INFO L93 Difference]: Finished difference Result 1176 states and 1470 transitions. [2020-07-28 19:07:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:07:23,689 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 115 [2020-07-28 19:07:23,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:07:23,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 262 transitions. [2020-07-28 19:07:23,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:07:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 262 transitions. [2020-07-28 19:07:23,691 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 262 transitions. [2020-07-28 19:07:24,011 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 262 edges. 262 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:24,053 INFO L225 Difference]: With dead ends: 1176 [2020-07-28 19:07:24,054 INFO L226 Difference]: Without dead ends: 869 [2020-07-28 19:07:24,054 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 19:07:24,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2020-07-28 19:07:24,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 320. [2020-07-28 19:07:24,983 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:24,983 INFO L82 GeneralOperation]: Start isEquivalent. First operand 869 states. Second operand 320 states. [2020-07-28 19:07:24,983 INFO L74 IsIncluded]: Start isIncluded. First operand 869 states. Second operand 320 states. [2020-07-28 19:07:24,983 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 320 states. [2020-07-28 19:07:25,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:25,018 INFO L93 Difference]: Finished difference Result 869 states and 1083 transitions. [2020-07-28 19:07:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1083 transitions. [2020-07-28 19:07:25,019 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:25,019 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:25,020 INFO L74 IsIncluded]: Start isIncluded. First operand 320 states. Second operand 869 states. [2020-07-28 19:07:25,020 INFO L87 Difference]: Start difference. First operand 320 states. Second operand 869 states. [2020-07-28 19:07:25,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:25,066 INFO L93 Difference]: Finished difference Result 869 states and 1083 transitions. [2020-07-28 19:07:25,066 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1083 transitions. [2020-07-28 19:07:25,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:25,068 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:25,068 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:25,069 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:25,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-07-28 19:07:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 398 transitions. [2020-07-28 19:07:25,078 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 398 transitions. Word has length 115 [2020-07-28 19:07:25,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:25,079 INFO L479 AbstractCegarLoop]: Abstraction has 320 states and 398 transitions. [2020-07-28 19:07:25,079 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:07:25,079 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 398 transitions. [2020-07-28 19:07:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-07-28 19:07:25,080 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:07:25,080 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:07:25,081 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-07-28 19:07:25,081 INFO L427 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:07:25,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:07:25,081 INFO L82 PathProgramCache]: Analyzing trace with hash 860338645, now seen corresponding path program 1 times [2020-07-28 19:07:25,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:07:25,082 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627016956] [2020-07-28 19:07:25,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:07:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:25,185 INFO L280 TraceCheckUtils]: 0: Hoare triple {26751#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,186 INFO L280 TraceCheckUtils]: 1: Hoare triple {26753#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,187 INFO L280 TraceCheckUtils]: 2: Hoare triple {26753#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,187 INFO L280 TraceCheckUtils]: 3: Hoare triple {26753#(= 1 ~waterLevel~0)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,188 INFO L280 TraceCheckUtils]: 4: Hoare triple {26753#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~10; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,188 INFO L280 TraceCheckUtils]: 5: Hoare triple {26753#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,189 INFO L280 TraceCheckUtils]: 6: Hoare triple {26753#(= 1 ~waterLevel~0)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,189 INFO L280 TraceCheckUtils]: 7: Hoare triple {26753#(= 1 ~waterLevel~0)} assume !false; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,190 INFO L280 TraceCheckUtils]: 8: Hoare triple {26753#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,190 INFO L280 TraceCheckUtils]: 9: Hoare triple {26753#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,191 INFO L280 TraceCheckUtils]: 10: Hoare triple {26753#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~5; {26753#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:25,191 INFO L280 TraceCheckUtils]: 11: Hoare triple {26753#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,192 INFO L280 TraceCheckUtils]: 12: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,192 INFO L280 TraceCheckUtils]: 13: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,193 INFO L280 TraceCheckUtils]: 14: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,193 INFO L280 TraceCheckUtils]: 15: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,194 INFO L280 TraceCheckUtils]: 16: Hoare triple {26754#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,194 INFO L280 TraceCheckUtils]: 17: Hoare triple {26754#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,195 INFO L280 TraceCheckUtils]: 18: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,196 INFO L280 TraceCheckUtils]: 19: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,196 INFO L280 TraceCheckUtils]: 20: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,197 INFO L280 TraceCheckUtils]: 21: Hoare triple {26754#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,197 INFO L280 TraceCheckUtils]: 22: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,198 INFO L280 TraceCheckUtils]: 23: Hoare triple {26754#(<= ~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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,198 INFO L280 TraceCheckUtils]: 24: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,199 INFO L280 TraceCheckUtils]: 25: Hoare triple {26754#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,199 INFO L280 TraceCheckUtils]: 26: Hoare triple {26754#(<= ~waterLevel~0 2)} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,200 INFO L280 TraceCheckUtils]: 27: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,200 INFO L280 TraceCheckUtils]: 28: Hoare triple {26754#(<= ~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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,201 INFO L280 TraceCheckUtils]: 29: Hoare triple {26754#(<= ~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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,201 INFO L280 TraceCheckUtils]: 30: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,202 INFO L280 TraceCheckUtils]: 31: Hoare triple {26754#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,202 INFO L280 TraceCheckUtils]: 32: Hoare triple {26754#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,203 INFO L280 TraceCheckUtils]: 33: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,203 INFO L280 TraceCheckUtils]: 34: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !false; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,204 INFO L280 TraceCheckUtils]: 35: Hoare triple {26754#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,204 INFO L280 TraceCheckUtils]: 36: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,205 INFO L280 TraceCheckUtils]: 37: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~5); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,205 INFO L280 TraceCheckUtils]: 38: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,206 INFO L280 TraceCheckUtils]: 39: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,206 INFO L280 TraceCheckUtils]: 40: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,207 INFO L280 TraceCheckUtils]: 41: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,207 INFO L280 TraceCheckUtils]: 42: Hoare triple {26754#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,208 INFO L280 TraceCheckUtils]: 43: Hoare triple {26754#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,208 INFO L280 TraceCheckUtils]: 44: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,209 INFO L280 TraceCheckUtils]: 45: Hoare triple {26754#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,210 INFO L280 TraceCheckUtils]: 46: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,210 INFO L280 TraceCheckUtils]: 47: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,211 INFO L280 TraceCheckUtils]: 48: Hoare triple {26755#(<= ~waterLevel~0 1)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,211 INFO L280 TraceCheckUtils]: 49: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,211 INFO L280 TraceCheckUtils]: 50: Hoare triple {26755#(<= ~waterLevel~0 1)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,212 INFO L280 TraceCheckUtils]: 51: Hoare triple {26755#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,212 INFO L280 TraceCheckUtils]: 52: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,213 INFO L280 TraceCheckUtils]: 53: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,213 INFO L280 TraceCheckUtils]: 54: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,214 INFO L280 TraceCheckUtils]: 55: Hoare triple {26755#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,214 INFO L280 TraceCheckUtils]: 56: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,215 INFO L280 TraceCheckUtils]: 57: Hoare triple {26755#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,215 INFO L280 TraceCheckUtils]: 58: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,216 INFO L280 TraceCheckUtils]: 59: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 == ~switchedOnBeforeTS~0); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,216 INFO L280 TraceCheckUtils]: 60: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !false; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,217 INFO L280 TraceCheckUtils]: 61: Hoare triple {26755#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,217 INFO L280 TraceCheckUtils]: 62: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,218 INFO L280 TraceCheckUtils]: 63: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp~5); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,218 INFO L280 TraceCheckUtils]: 64: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,219 INFO L280 TraceCheckUtils]: 65: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,219 INFO L280 TraceCheckUtils]: 66: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,220 INFO L280 TraceCheckUtils]: 67: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,220 INFO L280 TraceCheckUtils]: 68: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,221 INFO L280 TraceCheckUtils]: 69: Hoare triple {26755#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,221 INFO L280 TraceCheckUtils]: 70: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,222 INFO L280 TraceCheckUtils]: 71: Hoare triple {26755#(<= ~waterLevel~0 1)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,223 INFO L280 TraceCheckUtils]: 72: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,223 INFO L280 TraceCheckUtils]: 73: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,224 INFO L280 TraceCheckUtils]: 74: Hoare triple {26756#(<= ~waterLevel~0 0)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,224 INFO L280 TraceCheckUtils]: 75: Hoare triple {26756#(<= ~waterLevel~0 0)} assume !(0 != isLowWaterLevel_~tmp~4);isLowWaterLevel_~tmp___0~1 := 1; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,225 INFO L280 TraceCheckUtils]: 76: Hoare triple {26756#(<= ~waterLevel~0 0)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,225 INFO L280 TraceCheckUtils]: 77: Hoare triple {26756#(<= ~waterLevel~0 0)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,226 INFO L280 TraceCheckUtils]: 78: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,226 INFO L280 TraceCheckUtils]: 79: Hoare triple {26756#(<= ~waterLevel~0 0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,227 INFO L280 TraceCheckUtils]: 80: Hoare triple {26756#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,228 INFO L280 TraceCheckUtils]: 81: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,228 INFO L280 TraceCheckUtils]: 82: Hoare triple {26756#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,229 INFO L280 TraceCheckUtils]: 83: Hoare triple {26756#(<= ~waterLevel~0 0)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,229 INFO L280 TraceCheckUtils]: 84: Hoare triple {26756#(<= ~waterLevel~0 0)} assume !false; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,230 INFO L280 TraceCheckUtils]: 85: Hoare triple {26756#(<= ~waterLevel~0 0)} assume test_~splverifierCounter~0 < 4; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,231 INFO L280 TraceCheckUtils]: 86: Hoare triple {26756#(<= ~waterLevel~0 0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,231 INFO L280 TraceCheckUtils]: 87: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 0 != test_~tmp~5; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,232 INFO L280 TraceCheckUtils]: 88: Hoare triple {26756#(<= ~waterLevel~0 0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,232 INFO L280 TraceCheckUtils]: 89: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,233 INFO L280 TraceCheckUtils]: 90: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,234 INFO L280 TraceCheckUtils]: 91: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,234 INFO L280 TraceCheckUtils]: 92: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,235 INFO L280 TraceCheckUtils]: 93: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,235 INFO L280 TraceCheckUtils]: 94: Hoare triple {26755#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,236 INFO L280 TraceCheckUtils]: 95: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,236 INFO L280 TraceCheckUtils]: 96: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,237 INFO L280 TraceCheckUtils]: 97: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,244 INFO L280 TraceCheckUtils]: 98: Hoare triple {26755#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,246 INFO L280 TraceCheckUtils]: 99: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {26752#false} is VALID [2020-07-28 19:07:25,246 INFO L280 TraceCheckUtils]: 100: Hoare triple {26752#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; {26752#false} is VALID [2020-07-28 19:07:25,246 INFO L280 TraceCheckUtils]: 101: Hoare triple {26752#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {26752#false} is VALID [2020-07-28 19:07:25,246 INFO L280 TraceCheckUtils]: 102: Hoare triple {26752#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {26752#false} is VALID [2020-07-28 19:07:25,247 INFO L280 TraceCheckUtils]: 103: Hoare triple {26752#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {26752#false} is VALID [2020-07-28 19:07:25,247 INFO L280 TraceCheckUtils]: 104: Hoare triple {26752#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {26752#false} is VALID [2020-07-28 19:07:25,247 INFO L280 TraceCheckUtils]: 105: Hoare triple {26752#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; {26752#false} is VALID [2020-07-28 19:07:25,247 INFO L280 TraceCheckUtils]: 106: Hoare triple {26752#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; {26752#false} is VALID [2020-07-28 19:07:25,248 INFO L280 TraceCheckUtils]: 107: Hoare triple {26752#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {26752#false} is VALID [2020-07-28 19:07:25,248 INFO L280 TraceCheckUtils]: 108: Hoare triple {26752#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {26752#false} is VALID [2020-07-28 19:07:25,248 INFO L280 TraceCheckUtils]: 109: Hoare triple {26752#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {26752#false} is VALID [2020-07-28 19:07:25,248 INFO L280 TraceCheckUtils]: 110: Hoare triple {26752#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {26752#false} is VALID [2020-07-28 19:07:25,248 INFO L280 TraceCheckUtils]: 111: Hoare triple {26752#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {26752#false} is VALID [2020-07-28 19:07:25,248 INFO L280 TraceCheckUtils]: 112: Hoare triple {26752#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {26752#false} is VALID [2020-07-28 19:07:25,249 INFO L280 TraceCheckUtils]: 113: Hoare triple {26752#false} assume 0 == ~switchedOnBeforeTS~0; {26752#false} is VALID [2020-07-28 19:07:25,249 INFO L280 TraceCheckUtils]: 114: Hoare triple {26752#false} assume !false; {26752#false} is VALID [2020-07-28 19:07:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 89 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-28 19:07:25,262 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627016956] [2020-07-28 19:07:25,263 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994338558] [2020-07-28 19:07:25,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 19:07:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:25,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-28 19:07:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:25,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:07:25,798 INFO L280 TraceCheckUtils]: 0: Hoare triple {26751#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,804 INFO L280 TraceCheckUtils]: 1: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,806 INFO L280 TraceCheckUtils]: 2: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,807 INFO L280 TraceCheckUtils]: 3: Hoare triple {26755#(<= ~waterLevel~0 1)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,807 INFO L280 TraceCheckUtils]: 4: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != main_~tmp~10; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,808 INFO L280 TraceCheckUtils]: 5: Hoare triple {26755#(<= ~waterLevel~0 1)} ~switchedOnBeforeTS~0 := 0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,808 INFO L280 TraceCheckUtils]: 6: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,809 INFO L280 TraceCheckUtils]: 7: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !false; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,810 INFO L280 TraceCheckUtils]: 8: Hoare triple {26755#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,810 INFO L280 TraceCheckUtils]: 9: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,811 INFO L280 TraceCheckUtils]: 10: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != test_~tmp~5; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,812 INFO L280 TraceCheckUtils]: 11: Hoare triple {26755#(<= ~waterLevel~0 1)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,813 INFO L280 TraceCheckUtils]: 12: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,814 INFO L280 TraceCheckUtils]: 13: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,815 INFO L280 TraceCheckUtils]: 14: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,815 INFO L280 TraceCheckUtils]: 15: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,816 INFO L280 TraceCheckUtils]: 16: Hoare triple {26754#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,816 INFO L280 TraceCheckUtils]: 17: Hoare triple {26754#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,817 INFO L280 TraceCheckUtils]: 18: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,817 INFO L280 TraceCheckUtils]: 19: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,818 INFO L280 TraceCheckUtils]: 20: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,819 INFO L280 TraceCheckUtils]: 21: Hoare triple {26754#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,819 INFO L280 TraceCheckUtils]: 22: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,820 INFO L280 TraceCheckUtils]: 23: Hoare triple {26754#(<= ~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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,820 INFO L280 TraceCheckUtils]: 24: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,821 INFO L280 TraceCheckUtils]: 25: Hoare triple {26754#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,822 INFO L280 TraceCheckUtils]: 26: Hoare triple {26754#(<= ~waterLevel~0 2)} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,822 INFO L280 TraceCheckUtils]: 27: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,823 INFO L280 TraceCheckUtils]: 28: Hoare triple {26754#(<= ~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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,823 INFO L280 TraceCheckUtils]: 29: Hoare triple {26754#(<= ~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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,824 INFO L280 TraceCheckUtils]: 30: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,825 INFO L280 TraceCheckUtils]: 31: Hoare triple {26754#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,825 INFO L280 TraceCheckUtils]: 32: Hoare triple {26754#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,826 INFO L280 TraceCheckUtils]: 33: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,826 INFO L280 TraceCheckUtils]: 34: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !false; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,827 INFO L280 TraceCheckUtils]: 35: Hoare triple {26754#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,827 INFO L280 TraceCheckUtils]: 36: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,828 INFO L280 TraceCheckUtils]: 37: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~5); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,829 INFO L280 TraceCheckUtils]: 38: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,830 INFO L280 TraceCheckUtils]: 39: Hoare triple {26754#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,831 INFO L280 TraceCheckUtils]: 40: Hoare triple {26754#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,832 INFO L280 TraceCheckUtils]: 41: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,832 INFO L280 TraceCheckUtils]: 42: Hoare triple {26754#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,833 INFO L280 TraceCheckUtils]: 43: Hoare triple {26754#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,833 INFO L280 TraceCheckUtils]: 44: Hoare triple {26754#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {26754#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:25,834 INFO L280 TraceCheckUtils]: 45: Hoare triple {26754#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,835 INFO L280 TraceCheckUtils]: 46: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,835 INFO L280 TraceCheckUtils]: 47: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,836 INFO L280 TraceCheckUtils]: 48: Hoare triple {26755#(<= ~waterLevel~0 1)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,837 INFO L280 TraceCheckUtils]: 49: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,837 INFO L280 TraceCheckUtils]: 50: Hoare triple {26755#(<= ~waterLevel~0 1)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,838 INFO L280 TraceCheckUtils]: 51: Hoare triple {26755#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,839 INFO L280 TraceCheckUtils]: 52: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,839 INFO L280 TraceCheckUtils]: 53: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,840 INFO L280 TraceCheckUtils]: 54: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,841 INFO L280 TraceCheckUtils]: 55: Hoare triple {26755#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,842 INFO L280 TraceCheckUtils]: 56: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,842 INFO L280 TraceCheckUtils]: 57: Hoare triple {26755#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,843 INFO L280 TraceCheckUtils]: 58: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,844 INFO L280 TraceCheckUtils]: 59: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 == ~switchedOnBeforeTS~0); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,844 INFO L280 TraceCheckUtils]: 60: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !false; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,845 INFO L280 TraceCheckUtils]: 61: Hoare triple {26755#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,846 INFO L280 TraceCheckUtils]: 62: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,846 INFO L280 TraceCheckUtils]: 63: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp~5); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,849 INFO L280 TraceCheckUtils]: 64: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,850 INFO L280 TraceCheckUtils]: 65: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,851 INFO L280 TraceCheckUtils]: 66: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,851 INFO L280 TraceCheckUtils]: 67: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,852 INFO L280 TraceCheckUtils]: 68: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,852 INFO L280 TraceCheckUtils]: 69: Hoare triple {26755#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,853 INFO L280 TraceCheckUtils]: 70: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,854 INFO L280 TraceCheckUtils]: 71: Hoare triple {26755#(<= ~waterLevel~0 1)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,854 INFO L280 TraceCheckUtils]: 72: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,855 INFO L280 TraceCheckUtils]: 73: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,856 INFO L280 TraceCheckUtils]: 74: Hoare triple {26756#(<= ~waterLevel~0 0)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,856 INFO L280 TraceCheckUtils]: 75: Hoare triple {26756#(<= ~waterLevel~0 0)} assume !(0 != isLowWaterLevel_~tmp~4);isLowWaterLevel_~tmp___0~1 := 1; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,857 INFO L280 TraceCheckUtils]: 76: Hoare triple {26756#(<= ~waterLevel~0 0)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,857 INFO L280 TraceCheckUtils]: 77: Hoare triple {26756#(<= ~waterLevel~0 0)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,858 INFO L280 TraceCheckUtils]: 78: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,859 INFO L280 TraceCheckUtils]: 79: Hoare triple {26756#(<= ~waterLevel~0 0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,859 INFO L280 TraceCheckUtils]: 80: Hoare triple {26756#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,860 INFO L280 TraceCheckUtils]: 81: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,860 INFO L280 TraceCheckUtils]: 82: Hoare triple {26756#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,861 INFO L280 TraceCheckUtils]: 83: Hoare triple {26756#(<= ~waterLevel~0 0)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,862 INFO L280 TraceCheckUtils]: 84: Hoare triple {26756#(<= ~waterLevel~0 0)} assume !false; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,862 INFO L280 TraceCheckUtils]: 85: Hoare triple {26756#(<= ~waterLevel~0 0)} assume test_~splverifierCounter~0 < 4; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,863 INFO L280 TraceCheckUtils]: 86: Hoare triple {26756#(<= ~waterLevel~0 0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,863 INFO L280 TraceCheckUtils]: 87: Hoare triple {26756#(<= ~waterLevel~0 0)} assume 0 != test_~tmp~5; {26756#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:25,864 INFO L280 TraceCheckUtils]: 88: Hoare triple {26756#(<= ~waterLevel~0 0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,865 INFO L280 TraceCheckUtils]: 89: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,866 INFO L280 TraceCheckUtils]: 90: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,866 INFO L280 TraceCheckUtils]: 91: Hoare triple {26755#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,867 INFO L280 TraceCheckUtils]: 92: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,867 INFO L280 TraceCheckUtils]: 93: Hoare triple {26755#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,868 INFO L280 TraceCheckUtils]: 94: Hoare triple {26755#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,869 INFO L280 TraceCheckUtils]: 95: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,869 INFO L280 TraceCheckUtils]: 96: Hoare triple {26755#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,870 INFO L280 TraceCheckUtils]: 97: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,870 INFO L280 TraceCheckUtils]: 98: Hoare triple {26755#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {26755#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:25,871 INFO L280 TraceCheckUtils]: 99: Hoare triple {26755#(<= ~waterLevel~0 1)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {26752#false} is VALID [2020-07-28 19:07:25,871 INFO L280 TraceCheckUtils]: 100: Hoare triple {26752#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; {26752#false} is VALID [2020-07-28 19:07:25,872 INFO L280 TraceCheckUtils]: 101: Hoare triple {26752#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {26752#false} is VALID [2020-07-28 19:07:25,872 INFO L280 TraceCheckUtils]: 102: Hoare triple {26752#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {26752#false} is VALID [2020-07-28 19:07:25,872 INFO L280 TraceCheckUtils]: 103: Hoare triple {26752#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {26752#false} is VALID [2020-07-28 19:07:25,872 INFO L280 TraceCheckUtils]: 104: Hoare triple {26752#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {26752#false} is VALID [2020-07-28 19:07:25,872 INFO L280 TraceCheckUtils]: 105: Hoare triple {26752#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; {26752#false} is VALID [2020-07-28 19:07:25,873 INFO L280 TraceCheckUtils]: 106: Hoare triple {26752#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; {26752#false} is VALID [2020-07-28 19:07:25,873 INFO L280 TraceCheckUtils]: 107: Hoare triple {26752#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {26752#false} is VALID [2020-07-28 19:07:25,873 INFO L280 TraceCheckUtils]: 108: Hoare triple {26752#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {26752#false} is VALID [2020-07-28 19:07:25,873 INFO L280 TraceCheckUtils]: 109: Hoare triple {26752#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {26752#false} is VALID [2020-07-28 19:07:25,873 INFO L280 TraceCheckUtils]: 110: Hoare triple {26752#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {26752#false} is VALID [2020-07-28 19:07:25,873 INFO L280 TraceCheckUtils]: 111: Hoare triple {26752#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {26752#false} is VALID [2020-07-28 19:07:25,874 INFO L280 TraceCheckUtils]: 112: Hoare triple {26752#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {26752#false} is VALID [2020-07-28 19:07:25,874 INFO L280 TraceCheckUtils]: 113: Hoare triple {26752#false} assume 0 == ~switchedOnBeforeTS~0; {26752#false} is VALID [2020-07-28 19:07:25,874 INFO L280 TraceCheckUtils]: 114: Hoare triple {26752#false} assume !false; {26752#false} is VALID [2020-07-28 19:07:25,889 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 94 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-28 19:07:25,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 19:07:25,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2020-07-28 19:07:25,890 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566334296] [2020-07-28 19:07:25,891 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 115 [2020-07-28 19:07:25,891 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:07:25,891 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:07:26,046 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 111 edges. 111 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:26,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:07:26,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:07:26,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:07:26,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:07:26,048 INFO L87 Difference]: Start difference. First operand 320 states and 398 transitions. Second operand 6 states. [2020-07-28 19:07:28,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:28,132 INFO L93 Difference]: Finished difference Result 658 states and 824 transitions. [2020-07-28 19:07:28,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:07:28,132 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 115 [2020-07-28 19:07:28,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:28,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:07:28,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 263 transitions. [2020-07-28 19:07:28,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:07:28,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 263 transitions. [2020-07-28 19:07:28,135 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 263 transitions. [2020-07-28 19:07:28,453 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 19:07:28,467 INFO L225 Difference]: With dead ends: 658 [2020-07-28 19:07:28,467 INFO L226 Difference]: Without dead ends: 499 [2020-07-28 19:07:28,468 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:07:28,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2020-07-28 19:07:30,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 441. [2020-07-28 19:07:30,030 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:30,030 INFO L82 GeneralOperation]: Start isEquivalent. First operand 499 states. Second operand 441 states. [2020-07-28 19:07:30,031 INFO L74 IsIncluded]: Start isIncluded. First operand 499 states. Second operand 441 states. [2020-07-28 19:07:30,031 INFO L87 Difference]: Start difference. First operand 499 states. Second operand 441 states. [2020-07-28 19:07:30,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:30,046 INFO L93 Difference]: Finished difference Result 499 states and 619 transitions. [2020-07-28 19:07:30,046 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 619 transitions. [2020-07-28 19:07:30,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:30,047 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:30,047 INFO L74 IsIncluded]: Start isIncluded. First operand 441 states. Second operand 499 states. [2020-07-28 19:07:30,047 INFO L87 Difference]: Start difference. First operand 441 states. Second operand 499 states. [2020-07-28 19:07:30,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:30,063 INFO L93 Difference]: Finished difference Result 499 states and 619 transitions. [2020-07-28 19:07:30,063 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 619 transitions. [2020-07-28 19:07:30,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:30,064 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:30,064 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:30,064 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:30,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2020-07-28 19:07:30,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 551 transitions. [2020-07-28 19:07:30,079 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 551 transitions. Word has length 115 [2020-07-28 19:07:30,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:30,079 INFO L479 AbstractCegarLoop]: Abstraction has 441 states and 551 transitions. [2020-07-28 19:07:30,079 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:07:30,079 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 551 transitions. [2020-07-28 19:07:30,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-07-28 19:07:30,081 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:07:30,082 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2020-07-28 19:07:30,295 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:07:30,296 INFO L427 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:07:30,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:07:30,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1789709732, now seen corresponding path program 1 times [2020-07-28 19:07:30,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:07:30,298 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466405753] [2020-07-28 19:07:30,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:07:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:30,469 INFO L280 TraceCheckUtils]: 0: Hoare triple {29681#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,470 INFO L280 TraceCheckUtils]: 1: Hoare triple {29683#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,470 INFO L280 TraceCheckUtils]: 2: Hoare triple {29683#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,471 INFO L280 TraceCheckUtils]: 3: Hoare triple {29683#(= 1 ~waterLevel~0)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,472 INFO L280 TraceCheckUtils]: 4: Hoare triple {29683#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~10; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,472 INFO L280 TraceCheckUtils]: 5: Hoare triple {29683#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,473 INFO L280 TraceCheckUtils]: 6: Hoare triple {29683#(= 1 ~waterLevel~0)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,474 INFO L280 TraceCheckUtils]: 7: Hoare triple {29683#(= 1 ~waterLevel~0)} assume !false; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,474 INFO L280 TraceCheckUtils]: 8: Hoare triple {29683#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,475 INFO L280 TraceCheckUtils]: 9: Hoare triple {29683#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,476 INFO L280 TraceCheckUtils]: 10: Hoare triple {29683#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~5; {29683#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:30,476 INFO L280 TraceCheckUtils]: 11: Hoare triple {29683#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,477 INFO L280 TraceCheckUtils]: 12: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,478 INFO L280 TraceCheckUtils]: 13: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,478 INFO L280 TraceCheckUtils]: 14: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,479 INFO L280 TraceCheckUtils]: 15: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,480 INFO L280 TraceCheckUtils]: 16: Hoare triple {29684#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,480 INFO L280 TraceCheckUtils]: 17: Hoare triple {29684#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,481 INFO L280 TraceCheckUtils]: 18: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,482 INFO L280 TraceCheckUtils]: 19: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,482 INFO L280 TraceCheckUtils]: 20: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,483 INFO L280 TraceCheckUtils]: 21: Hoare triple {29684#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,484 INFO L280 TraceCheckUtils]: 22: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,484 INFO L280 TraceCheckUtils]: 23: Hoare triple {29684#(<= ~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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,485 INFO L280 TraceCheckUtils]: 24: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,486 INFO L280 TraceCheckUtils]: 25: Hoare triple {29684#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,486 INFO L280 TraceCheckUtils]: 26: Hoare triple {29684#(<= ~waterLevel~0 2)} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,487 INFO L280 TraceCheckUtils]: 27: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,488 INFO L280 TraceCheckUtils]: 28: Hoare triple {29684#(<= ~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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,488 INFO L280 TraceCheckUtils]: 29: Hoare triple {29684#(<= ~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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,489 INFO L280 TraceCheckUtils]: 30: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,490 INFO L280 TraceCheckUtils]: 31: Hoare triple {29684#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,490 INFO L280 TraceCheckUtils]: 32: Hoare triple {29684#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,491 INFO L280 TraceCheckUtils]: 33: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,491 INFO L280 TraceCheckUtils]: 34: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !false; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,492 INFO L280 TraceCheckUtils]: 35: Hoare triple {29684#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,498 INFO L280 TraceCheckUtils]: 36: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,498 INFO L280 TraceCheckUtils]: 37: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~5); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,499 INFO L280 TraceCheckUtils]: 38: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,499 INFO L280 TraceCheckUtils]: 39: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,500 INFO L280 TraceCheckUtils]: 40: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,500 INFO L280 TraceCheckUtils]: 41: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,501 INFO L280 TraceCheckUtils]: 42: Hoare triple {29684#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,501 INFO L280 TraceCheckUtils]: 43: Hoare triple {29684#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,502 INFO L280 TraceCheckUtils]: 44: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:30,502 INFO L280 TraceCheckUtils]: 45: Hoare triple {29684#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,503 INFO L280 TraceCheckUtils]: 46: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,503 INFO L280 TraceCheckUtils]: 47: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,504 INFO L280 TraceCheckUtils]: 48: Hoare triple {29685#(<= ~waterLevel~0 1)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,504 INFO L280 TraceCheckUtils]: 49: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,505 INFO L280 TraceCheckUtils]: 50: Hoare triple {29685#(<= ~waterLevel~0 1)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,505 INFO L280 TraceCheckUtils]: 51: Hoare triple {29685#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,506 INFO L280 TraceCheckUtils]: 52: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,506 INFO L280 TraceCheckUtils]: 53: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,506 INFO L280 TraceCheckUtils]: 54: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,507 INFO L280 TraceCheckUtils]: 55: Hoare triple {29685#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,507 INFO L280 TraceCheckUtils]: 56: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,508 INFO L280 TraceCheckUtils]: 57: Hoare triple {29685#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,508 INFO L280 TraceCheckUtils]: 58: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,540 INFO L280 TraceCheckUtils]: 59: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 == ~switchedOnBeforeTS~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,541 INFO L280 TraceCheckUtils]: 60: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !false; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,541 INFO L280 TraceCheckUtils]: 61: Hoare triple {29685#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,542 INFO L280 TraceCheckUtils]: 62: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,542 INFO L280 TraceCheckUtils]: 63: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp~5); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,543 INFO L280 TraceCheckUtils]: 64: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,543 INFO L280 TraceCheckUtils]: 65: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,544 INFO L280 TraceCheckUtils]: 66: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,545 INFO L280 TraceCheckUtils]: 67: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,546 INFO L280 TraceCheckUtils]: 68: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,547 INFO L280 TraceCheckUtils]: 69: Hoare triple {29685#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,547 INFO L280 TraceCheckUtils]: 70: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,548 INFO L280 TraceCheckUtils]: 71: Hoare triple {29685#(<= ~waterLevel~0 1)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,549 INFO L280 TraceCheckUtils]: 72: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,549 INFO L280 TraceCheckUtils]: 73: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,550 INFO L280 TraceCheckUtils]: 74: Hoare triple {29686#(<= ~waterLevel~0 0)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,551 INFO L280 TraceCheckUtils]: 75: Hoare triple {29686#(<= ~waterLevel~0 0)} assume !(0 != isLowWaterLevel_~tmp~4);isLowWaterLevel_~tmp___0~1 := 1; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,551 INFO L280 TraceCheckUtils]: 76: Hoare triple {29686#(<= ~waterLevel~0 0)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,552 INFO L280 TraceCheckUtils]: 77: Hoare triple {29686#(<= ~waterLevel~0 0)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,553 INFO L280 TraceCheckUtils]: 78: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,553 INFO L280 TraceCheckUtils]: 79: Hoare triple {29686#(<= ~waterLevel~0 0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,554 INFO L280 TraceCheckUtils]: 80: Hoare triple {29686#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,554 INFO L280 TraceCheckUtils]: 81: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,555 INFO L280 TraceCheckUtils]: 82: Hoare triple {29686#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,556 INFO L280 TraceCheckUtils]: 83: Hoare triple {29686#(<= ~waterLevel~0 0)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,556 INFO L280 TraceCheckUtils]: 84: Hoare triple {29686#(<= ~waterLevel~0 0)} assume !false; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,557 INFO L280 TraceCheckUtils]: 85: Hoare triple {29686#(<= ~waterLevel~0 0)} assume test_~splverifierCounter~0 < 4; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,557 INFO L280 TraceCheckUtils]: 86: Hoare triple {29686#(<= ~waterLevel~0 0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,558 INFO L280 TraceCheckUtils]: 87: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 0 != test_~tmp~5; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:30,559 INFO L280 TraceCheckUtils]: 88: Hoare triple {29686#(<= ~waterLevel~0 0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,559 INFO L280 TraceCheckUtils]: 89: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,560 INFO L280 TraceCheckUtils]: 90: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,560 INFO L280 TraceCheckUtils]: 91: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,561 INFO L280 TraceCheckUtils]: 92: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet25 && test_#t~nondet25 <= 2147483647;test_~tmp___1~0 := test_#t~nondet25;havoc test_#t~nondet25; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,561 INFO L280 TraceCheckUtils]: 93: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___1~0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,561 INFO L280 TraceCheckUtils]: 94: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,562 INFO L280 TraceCheckUtils]: 95: Hoare triple {29685#(<= ~waterLevel~0 1)} ~systemActive~0 := 0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,562 INFO L280 TraceCheckUtils]: 96: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,563 INFO L280 TraceCheckUtils]: 97: Hoare triple {29685#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,563 INFO L280 TraceCheckUtils]: 98: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,571 INFO L280 TraceCheckUtils]: 99: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != ~systemActive~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:30,572 INFO L280 TraceCheckUtils]: 100: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29687#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} is VALID [2020-07-28 19:07:30,575 INFO L280 TraceCheckUtils]: 101: Hoare triple {29687#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29688#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)} is VALID [2020-07-28 19:07:30,578 INFO L280 TraceCheckUtils]: 102: Hoare triple {29688#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {29682#false} is VALID [2020-07-28 19:07:30,578 INFO L280 TraceCheckUtils]: 103: Hoare triple {29682#false} assume !false; {29682#false} is VALID [2020-07-28 19:07:30,578 INFO L280 TraceCheckUtils]: 104: Hoare triple {29682#false} assume test_~splverifierCounter~0 < 4; {29682#false} is VALID [2020-07-28 19:07:30,578 INFO L280 TraceCheckUtils]: 105: Hoare triple {29682#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29682#false} is VALID [2020-07-28 19:07:30,578 INFO L280 TraceCheckUtils]: 106: Hoare triple {29682#false} assume 0 != test_~tmp~5; {29682#false} is VALID [2020-07-28 19:07:30,578 INFO L280 TraceCheckUtils]: 107: Hoare triple {29682#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29682#false} is VALID [2020-07-28 19:07:30,579 INFO L280 TraceCheckUtils]: 108: Hoare triple {29682#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29682#false} is VALID [2020-07-28 19:07:30,579 INFO L280 TraceCheckUtils]: 109: Hoare triple {29682#false} assume !(0 != test_~tmp___0~2); {29682#false} is VALID [2020-07-28 19:07:30,579 INFO L280 TraceCheckUtils]: 110: Hoare triple {29682#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29682#false} is VALID [2020-07-28 19:07:30,579 INFO L280 TraceCheckUtils]: 111: Hoare triple {29682#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {29682#false} is VALID [2020-07-28 19:07:30,579 INFO L280 TraceCheckUtils]: 112: Hoare triple {29682#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29682#false} is VALID [2020-07-28 19:07:30,579 INFO L280 TraceCheckUtils]: 113: Hoare triple {29682#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29682#false} is VALID [2020-07-28 19:07:30,579 INFO L280 TraceCheckUtils]: 114: Hoare triple {29682#false} assume !(0 != ~pumpRunning~0); {29682#false} is VALID [2020-07-28 19:07:30,579 INFO L280 TraceCheckUtils]: 115: Hoare triple {29682#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29682#false} is VALID [2020-07-28 19:07:30,580 INFO L280 TraceCheckUtils]: 116: Hoare triple {29682#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {29682#false} is VALID [2020-07-28 19:07:30,580 INFO L280 TraceCheckUtils]: 117: Hoare triple {29682#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {29682#false} is VALID [2020-07-28 19:07:30,580 INFO L280 TraceCheckUtils]: 118: Hoare triple {29682#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {29682#false} is VALID [2020-07-28 19:07:30,580 INFO L280 TraceCheckUtils]: 119: Hoare triple {29682#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; {29682#false} is VALID [2020-07-28 19:07:30,580 INFO L280 TraceCheckUtils]: 120: Hoare triple {29682#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {29682#false} is VALID [2020-07-28 19:07:30,580 INFO L280 TraceCheckUtils]: 121: Hoare triple {29682#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {29682#false} is VALID [2020-07-28 19:07:30,580 INFO L280 TraceCheckUtils]: 122: Hoare triple {29682#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {29682#false} is VALID [2020-07-28 19:07:30,581 INFO L280 TraceCheckUtils]: 123: Hoare triple {29682#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {29682#false} is VALID [2020-07-28 19:07:30,581 INFO L280 TraceCheckUtils]: 124: Hoare triple {29682#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; {29682#false} is VALID [2020-07-28 19:07:30,581 INFO L280 TraceCheckUtils]: 125: Hoare triple {29682#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; {29682#false} is VALID [2020-07-28 19:07:30,581 INFO L280 TraceCheckUtils]: 126: Hoare triple {29682#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {29682#false} is VALID [2020-07-28 19:07:30,581 INFO L280 TraceCheckUtils]: 127: Hoare triple {29682#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29682#false} is VALID [2020-07-28 19:07:30,581 INFO L280 TraceCheckUtils]: 128: Hoare triple {29682#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29682#false} is VALID [2020-07-28 19:07:30,582 INFO L280 TraceCheckUtils]: 129: Hoare triple {29682#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {29682#false} is VALID [2020-07-28 19:07:30,582 INFO L280 TraceCheckUtils]: 130: Hoare triple {29682#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {29682#false} is VALID [2020-07-28 19:07:30,582 INFO L280 TraceCheckUtils]: 131: Hoare triple {29682#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {29682#false} is VALID [2020-07-28 19:07:30,582 INFO L280 TraceCheckUtils]: 132: Hoare triple {29682#false} assume 0 == ~switchedOnBeforeTS~0; {29682#false} is VALID [2020-07-28 19:07:30,582 INFO L280 TraceCheckUtils]: 133: Hoare triple {29682#false} assume !false; {29682#false} is VALID [2020-07-28 19:07:30,597 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 145 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-28 19:07:30,598 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466405753] [2020-07-28 19:07:30,598 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203686721] [2020-07-28 19:07:30,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:07:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:30,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-28 19:07:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:30,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:07:31,066 INFO L280 TraceCheckUtils]: 0: Hoare triple {29681#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,067 INFO L280 TraceCheckUtils]: 1: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,067 INFO L280 TraceCheckUtils]: 2: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,068 INFO L280 TraceCheckUtils]: 3: Hoare triple {29685#(<= ~waterLevel~0 1)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,069 INFO L280 TraceCheckUtils]: 4: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != main_~tmp~10; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,069 INFO L280 TraceCheckUtils]: 5: Hoare triple {29685#(<= ~waterLevel~0 1)} ~switchedOnBeforeTS~0 := 0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,069 INFO L280 TraceCheckUtils]: 6: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,070 INFO L280 TraceCheckUtils]: 7: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !false; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,070 INFO L280 TraceCheckUtils]: 8: Hoare triple {29685#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,071 INFO L280 TraceCheckUtils]: 9: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,071 INFO L280 TraceCheckUtils]: 10: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != test_~tmp~5; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,072 INFO L280 TraceCheckUtils]: 11: Hoare triple {29685#(<= ~waterLevel~0 1)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,073 INFO L280 TraceCheckUtils]: 12: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,073 INFO L280 TraceCheckUtils]: 13: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,074 INFO L280 TraceCheckUtils]: 14: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,074 INFO L280 TraceCheckUtils]: 15: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,074 INFO L280 TraceCheckUtils]: 16: Hoare triple {29684#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,075 INFO L280 TraceCheckUtils]: 17: Hoare triple {29684#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,075 INFO L280 TraceCheckUtils]: 18: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,075 INFO L280 TraceCheckUtils]: 19: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,076 INFO L280 TraceCheckUtils]: 20: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,076 INFO L280 TraceCheckUtils]: 21: Hoare triple {29684#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,077 INFO L280 TraceCheckUtils]: 22: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,077 INFO L280 TraceCheckUtils]: 23: Hoare triple {29684#(<= ~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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,077 INFO L280 TraceCheckUtils]: 24: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,078 INFO L280 TraceCheckUtils]: 25: Hoare triple {29684#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,078 INFO L280 TraceCheckUtils]: 26: Hoare triple {29684#(<= ~waterLevel~0 2)} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,078 INFO L280 TraceCheckUtils]: 27: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,079 INFO L280 TraceCheckUtils]: 28: Hoare triple {29684#(<= ~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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,079 INFO L280 TraceCheckUtils]: 29: Hoare triple {29684#(<= ~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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,080 INFO L280 TraceCheckUtils]: 30: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,080 INFO L280 TraceCheckUtils]: 31: Hoare triple {29684#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,081 INFO L280 TraceCheckUtils]: 32: Hoare triple {29684#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,081 INFO L280 TraceCheckUtils]: 33: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,081 INFO L280 TraceCheckUtils]: 34: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !false; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,082 INFO L280 TraceCheckUtils]: 35: Hoare triple {29684#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,082 INFO L280 TraceCheckUtils]: 36: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,083 INFO L280 TraceCheckUtils]: 37: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~5); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,083 INFO L280 TraceCheckUtils]: 38: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,083 INFO L280 TraceCheckUtils]: 39: Hoare triple {29684#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,084 INFO L280 TraceCheckUtils]: 40: Hoare triple {29684#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,084 INFO L280 TraceCheckUtils]: 41: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,084 INFO L280 TraceCheckUtils]: 42: Hoare triple {29684#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,085 INFO L280 TraceCheckUtils]: 43: Hoare triple {29684#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,085 INFO L280 TraceCheckUtils]: 44: Hoare triple {29684#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {29684#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:31,086 INFO L280 TraceCheckUtils]: 45: Hoare triple {29684#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,086 INFO L280 TraceCheckUtils]: 46: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,087 INFO L280 TraceCheckUtils]: 47: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,087 INFO L280 TraceCheckUtils]: 48: Hoare triple {29685#(<= ~waterLevel~0 1)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,087 INFO L280 TraceCheckUtils]: 49: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,088 INFO L280 TraceCheckUtils]: 50: Hoare triple {29685#(<= ~waterLevel~0 1)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,088 INFO L280 TraceCheckUtils]: 51: Hoare triple {29685#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,089 INFO L280 TraceCheckUtils]: 52: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,089 INFO L280 TraceCheckUtils]: 53: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,089 INFO L280 TraceCheckUtils]: 54: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,090 INFO L280 TraceCheckUtils]: 55: Hoare triple {29685#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,090 INFO L280 TraceCheckUtils]: 56: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,091 INFO L280 TraceCheckUtils]: 57: Hoare triple {29685#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,091 INFO L280 TraceCheckUtils]: 58: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,091 INFO L280 TraceCheckUtils]: 59: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 == ~switchedOnBeforeTS~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,092 INFO L280 TraceCheckUtils]: 60: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !false; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,092 INFO L280 TraceCheckUtils]: 61: Hoare triple {29685#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,092 INFO L280 TraceCheckUtils]: 62: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,093 INFO L280 TraceCheckUtils]: 63: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp~5); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,093 INFO L280 TraceCheckUtils]: 64: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,094 INFO L280 TraceCheckUtils]: 65: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,094 INFO L280 TraceCheckUtils]: 66: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,094 INFO L280 TraceCheckUtils]: 67: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,095 INFO L280 TraceCheckUtils]: 68: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,095 INFO L280 TraceCheckUtils]: 69: Hoare triple {29685#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,095 INFO L280 TraceCheckUtils]: 70: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,096 INFO L280 TraceCheckUtils]: 71: Hoare triple {29685#(<= ~waterLevel~0 1)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,096 INFO L280 TraceCheckUtils]: 72: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,097 INFO L280 TraceCheckUtils]: 73: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,097 INFO L280 TraceCheckUtils]: 74: Hoare triple {29686#(<= ~waterLevel~0 0)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,098 INFO L280 TraceCheckUtils]: 75: Hoare triple {29686#(<= ~waterLevel~0 0)} assume !(0 != isLowWaterLevel_~tmp~4);isLowWaterLevel_~tmp___0~1 := 1; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,098 INFO L280 TraceCheckUtils]: 76: Hoare triple {29686#(<= ~waterLevel~0 0)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,098 INFO L280 TraceCheckUtils]: 77: Hoare triple {29686#(<= ~waterLevel~0 0)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,099 INFO L280 TraceCheckUtils]: 78: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,099 INFO L280 TraceCheckUtils]: 79: Hoare triple {29686#(<= ~waterLevel~0 0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,100 INFO L280 TraceCheckUtils]: 80: Hoare triple {29686#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,100 INFO L280 TraceCheckUtils]: 81: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,100 INFO L280 TraceCheckUtils]: 82: Hoare triple {29686#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,101 INFO L280 TraceCheckUtils]: 83: Hoare triple {29686#(<= ~waterLevel~0 0)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,101 INFO L280 TraceCheckUtils]: 84: Hoare triple {29686#(<= ~waterLevel~0 0)} assume !false; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,101 INFO L280 TraceCheckUtils]: 85: Hoare triple {29686#(<= ~waterLevel~0 0)} assume test_~splverifierCounter~0 < 4; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,102 INFO L280 TraceCheckUtils]: 86: Hoare triple {29686#(<= ~waterLevel~0 0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,102 INFO L280 TraceCheckUtils]: 87: Hoare triple {29686#(<= ~waterLevel~0 0)} assume 0 != test_~tmp~5; {29686#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:31,103 INFO L280 TraceCheckUtils]: 88: Hoare triple {29686#(<= ~waterLevel~0 0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,103 INFO L280 TraceCheckUtils]: 89: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,104 INFO L280 TraceCheckUtils]: 90: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,104 INFO L280 TraceCheckUtils]: 91: Hoare triple {29685#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,104 INFO L280 TraceCheckUtils]: 92: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet25 && test_#t~nondet25 <= 2147483647;test_~tmp___1~0 := test_#t~nondet25;havoc test_#t~nondet25; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,105 INFO L280 TraceCheckUtils]: 93: Hoare triple {29685#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___1~0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,105 INFO L280 TraceCheckUtils]: 94: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,106 INFO L280 TraceCheckUtils]: 95: Hoare triple {29685#(<= ~waterLevel~0 1)} ~systemActive~0 := 0; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,106 INFO L280 TraceCheckUtils]: 96: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,106 INFO L280 TraceCheckUtils]: 97: Hoare triple {29685#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,107 INFO L280 TraceCheckUtils]: 98: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,107 INFO L280 TraceCheckUtils]: 99: Hoare triple {29685#(<= ~waterLevel~0 1)} assume !(0 != ~systemActive~0); {29685#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:31,108 INFO L280 TraceCheckUtils]: 100: Hoare triple {29685#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29687#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} is VALID [2020-07-28 19:07:31,108 INFO L280 TraceCheckUtils]: 101: Hoare triple {29687#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29688#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)} is VALID [2020-07-28 19:07:31,109 INFO L280 TraceCheckUtils]: 102: Hoare triple {29688#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {29682#false} is VALID [2020-07-28 19:07:31,109 INFO L280 TraceCheckUtils]: 103: Hoare triple {29682#false} assume !false; {29682#false} is VALID [2020-07-28 19:07:31,109 INFO L280 TraceCheckUtils]: 104: Hoare triple {29682#false} assume test_~splverifierCounter~0 < 4; {29682#false} is VALID [2020-07-28 19:07:31,109 INFO L280 TraceCheckUtils]: 105: Hoare triple {29682#false} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {29682#false} is VALID [2020-07-28 19:07:31,109 INFO L280 TraceCheckUtils]: 106: Hoare triple {29682#false} assume 0 != test_~tmp~5; {29682#false} is VALID [2020-07-28 19:07:31,109 INFO L280 TraceCheckUtils]: 107: Hoare triple {29682#false} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {29682#false} is VALID [2020-07-28 19:07:31,110 INFO L280 TraceCheckUtils]: 108: Hoare triple {29682#false} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {29682#false} is VALID [2020-07-28 19:07:31,110 INFO L280 TraceCheckUtils]: 109: Hoare triple {29682#false} assume !(0 != test_~tmp___0~2); {29682#false} is VALID [2020-07-28 19:07:31,110 INFO L280 TraceCheckUtils]: 110: Hoare triple {29682#false} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {29682#false} is VALID [2020-07-28 19:07:31,110 INFO L280 TraceCheckUtils]: 111: Hoare triple {29682#false} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {29682#false} is VALID [2020-07-28 19:07:31,110 INFO L280 TraceCheckUtils]: 112: Hoare triple {29682#false} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {29682#false} is VALID [2020-07-28 19:07:31,110 INFO L280 TraceCheckUtils]: 113: Hoare triple {29682#false} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {29682#false} is VALID [2020-07-28 19:07:31,110 INFO L280 TraceCheckUtils]: 114: Hoare triple {29682#false} assume !(0 != ~pumpRunning~0); {29682#false} is VALID [2020-07-28 19:07:31,111 INFO L280 TraceCheckUtils]: 115: Hoare triple {29682#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {29682#false} is VALID [2020-07-28 19:07:31,111 INFO L280 TraceCheckUtils]: 116: Hoare triple {29682#false} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {29682#false} is VALID [2020-07-28 19:07:31,111 INFO L280 TraceCheckUtils]: 117: Hoare triple {29682#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {29682#false} is VALID [2020-07-28 19:07:31,111 INFO L280 TraceCheckUtils]: 118: Hoare triple {29682#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {29682#false} is VALID [2020-07-28 19:07:31,111 INFO L280 TraceCheckUtils]: 119: Hoare triple {29682#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; {29682#false} is VALID [2020-07-28 19:07:31,111 INFO L280 TraceCheckUtils]: 120: Hoare triple {29682#false} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {29682#false} is VALID [2020-07-28 19:07:31,111 INFO L280 TraceCheckUtils]: 121: Hoare triple {29682#false} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {29682#false} is VALID [2020-07-28 19:07:31,112 INFO L280 TraceCheckUtils]: 122: Hoare triple {29682#false} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {29682#false} is VALID [2020-07-28 19:07:31,112 INFO L280 TraceCheckUtils]: 123: Hoare triple {29682#false} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {29682#false} is VALID [2020-07-28 19:07:31,112 INFO L280 TraceCheckUtils]: 124: Hoare triple {29682#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; {29682#false} is VALID [2020-07-28 19:07:31,112 INFO L280 TraceCheckUtils]: 125: Hoare triple {29682#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; {29682#false} is VALID [2020-07-28 19:07:31,112 INFO L280 TraceCheckUtils]: 126: Hoare triple {29682#false} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {29682#false} is VALID [2020-07-28 19:07:31,112 INFO L280 TraceCheckUtils]: 127: Hoare triple {29682#false} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {29682#false} is VALID [2020-07-28 19:07:31,112 INFO L280 TraceCheckUtils]: 128: Hoare triple {29682#false} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {29682#false} is VALID [2020-07-28 19:07:31,112 INFO L280 TraceCheckUtils]: 129: Hoare triple {29682#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {29682#false} is VALID [2020-07-28 19:07:31,113 INFO L280 TraceCheckUtils]: 130: Hoare triple {29682#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {29682#false} is VALID [2020-07-28 19:07:31,113 INFO L280 TraceCheckUtils]: 131: Hoare triple {29682#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {29682#false} is VALID [2020-07-28 19:07:31,113 INFO L280 TraceCheckUtils]: 132: Hoare triple {29682#false} assume 0 == ~switchedOnBeforeTS~0; {29682#false} is VALID [2020-07-28 19:07:31,113 INFO L280 TraceCheckUtils]: 133: Hoare triple {29682#false} assume !false; {29682#false} is VALID [2020-07-28 19:07:31,129 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 150 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-28 19:07:31,129 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 19:07:31,129 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2020-07-28 19:07:31,129 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224343353] [2020-07-28 19:07:31,130 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 134 [2020-07-28 19:07:31,130 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:07:31,130 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-28 19:07:31,286 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:31,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-28 19:07:31,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:07:31,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-28 19:07:31,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:07:31,287 INFO L87 Difference]: Start difference. First operand 441 states and 551 transitions. Second operand 8 states. [2020-07-28 19:07:34,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:34,576 INFO L93 Difference]: Finished difference Result 946 states and 1184 transitions. [2020-07-28 19:07:34,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-28 19:07:34,577 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 134 [2020-07-28 19:07:34,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:34,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-28 19:07:34,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 356 transitions. [2020-07-28 19:07:34,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-28 19:07:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 356 transitions. [2020-07-28 19:07:34,580 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 356 transitions. [2020-07-28 19:07:35,032 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 356 edges. 356 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:35,057 INFO L225 Difference]: With dead ends: 946 [2020-07-28 19:07:35,057 INFO L226 Difference]: Without dead ends: 666 [2020-07-28 19:07:35,058 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2020-07-28 19:07:35,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2020-07-28 19:07:36,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 407. [2020-07-28 19:07:36,295 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:36,296 INFO L82 GeneralOperation]: Start isEquivalent. First operand 666 states. Second operand 407 states. [2020-07-28 19:07:36,296 INFO L74 IsIncluded]: Start isIncluded. First operand 666 states. Second operand 407 states. [2020-07-28 19:07:36,296 INFO L87 Difference]: Start difference. First operand 666 states. Second operand 407 states. [2020-07-28 19:07:36,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:36,318 INFO L93 Difference]: Finished difference Result 666 states and 828 transitions. [2020-07-28 19:07:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 828 transitions. [2020-07-28 19:07:36,319 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:36,319 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:36,319 INFO L74 IsIncluded]: Start isIncluded. First operand 407 states. Second operand 666 states. [2020-07-28 19:07:36,320 INFO L87 Difference]: Start difference. First operand 407 states. Second operand 666 states. [2020-07-28 19:07:36,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:36,340 INFO L93 Difference]: Finished difference Result 666 states and 828 transitions. [2020-07-28 19:07:36,340 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 828 transitions. [2020-07-28 19:07:36,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:36,341 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:36,341 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:36,341 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2020-07-28 19:07:36,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 503 transitions. [2020-07-28 19:07:36,355 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 503 transitions. Word has length 134 [2020-07-28 19:07:36,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:36,355 INFO L479 AbstractCegarLoop]: Abstraction has 407 states and 503 transitions. [2020-07-28 19:07:36,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-28 19:07:36,356 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 503 transitions. [2020-07-28 19:07:36,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-28 19:07:36,357 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:07:36,357 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2020-07-28 19:07:36,568 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-07-28 19:07:36,569 INFO L427 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:07:36,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:07:36,570 INFO L82 PathProgramCache]: Analyzing trace with hash 493335937, now seen corresponding path program 2 times [2020-07-28 19:07:36,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:07:36,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34428809] [2020-07-28 19:07:36,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:07:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:36,755 INFO L280 TraceCheckUtils]: 0: Hoare triple {33395#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,756 INFO L280 TraceCheckUtils]: 1: Hoare triple {33397#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,757 INFO L280 TraceCheckUtils]: 2: Hoare triple {33397#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,757 INFO L280 TraceCheckUtils]: 3: Hoare triple {33397#(= 1 ~waterLevel~0)} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,758 INFO L280 TraceCheckUtils]: 4: Hoare triple {33397#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~10; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,759 INFO L280 TraceCheckUtils]: 5: Hoare triple {33397#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,759 INFO L280 TraceCheckUtils]: 6: Hoare triple {33397#(= 1 ~waterLevel~0)} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,760 INFO L280 TraceCheckUtils]: 7: Hoare triple {33397#(= 1 ~waterLevel~0)} assume !false; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,760 INFO L280 TraceCheckUtils]: 8: Hoare triple {33397#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,761 INFO L280 TraceCheckUtils]: 9: Hoare triple {33397#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,762 INFO L280 TraceCheckUtils]: 10: Hoare triple {33397#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~5; {33397#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:07:36,762 INFO L280 TraceCheckUtils]: 11: Hoare triple {33397#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,763 INFO L280 TraceCheckUtils]: 12: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,764 INFO L280 TraceCheckUtils]: 13: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,764 INFO L280 TraceCheckUtils]: 14: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,765 INFO L280 TraceCheckUtils]: 15: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,766 INFO L280 TraceCheckUtils]: 16: Hoare triple {33398#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,766 INFO L280 TraceCheckUtils]: 17: Hoare triple {33398#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,767 INFO L280 TraceCheckUtils]: 18: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,767 INFO L280 TraceCheckUtils]: 19: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,768 INFO L280 TraceCheckUtils]: 20: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,769 INFO L280 TraceCheckUtils]: 21: Hoare triple {33398#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,769 INFO L280 TraceCheckUtils]: 22: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,770 INFO L280 TraceCheckUtils]: 23: Hoare triple {33398#(<= ~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; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,771 INFO L280 TraceCheckUtils]: 24: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,771 INFO L280 TraceCheckUtils]: 25: Hoare triple {33398#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,772 INFO L280 TraceCheckUtils]: 26: Hoare triple {33398#(<= ~waterLevel~0 2)} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,773 INFO L280 TraceCheckUtils]: 27: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,773 INFO L280 TraceCheckUtils]: 28: Hoare triple {33398#(<= ~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; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,774 INFO L280 TraceCheckUtils]: 29: Hoare triple {33398#(<= ~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; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,775 INFO L280 TraceCheckUtils]: 30: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,775 INFO L280 TraceCheckUtils]: 31: Hoare triple {33398#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,776 INFO L280 TraceCheckUtils]: 32: Hoare triple {33398#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,776 INFO L280 TraceCheckUtils]: 33: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,777 INFO L280 TraceCheckUtils]: 34: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !false; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,778 INFO L280 TraceCheckUtils]: 35: Hoare triple {33398#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,778 INFO L280 TraceCheckUtils]: 36: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,779 INFO L280 TraceCheckUtils]: 37: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~5); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,779 INFO L280 TraceCheckUtils]: 38: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,780 INFO L280 TraceCheckUtils]: 39: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,781 INFO L280 TraceCheckUtils]: 40: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,781 INFO L280 TraceCheckUtils]: 41: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,782 INFO L280 TraceCheckUtils]: 42: Hoare triple {33398#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,782 INFO L280 TraceCheckUtils]: 43: Hoare triple {33398#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,783 INFO L280 TraceCheckUtils]: 44: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,784 INFO L280 TraceCheckUtils]: 45: Hoare triple {33398#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,785 INFO L280 TraceCheckUtils]: 46: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,785 INFO L280 TraceCheckUtils]: 47: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,786 INFO L280 TraceCheckUtils]: 48: Hoare triple {33399#(<= ~waterLevel~0 1)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,787 INFO L280 TraceCheckUtils]: 49: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,787 INFO L280 TraceCheckUtils]: 50: Hoare triple {33399#(<= ~waterLevel~0 1)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,788 INFO L280 TraceCheckUtils]: 51: Hoare triple {33399#(<= ~waterLevel~0 1)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,788 INFO L280 TraceCheckUtils]: 52: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,789 INFO L280 TraceCheckUtils]: 53: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,790 INFO L280 TraceCheckUtils]: 54: Hoare triple {33399#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,790 INFO L280 TraceCheckUtils]: 55: Hoare triple {33399#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,791 INFO L280 TraceCheckUtils]: 56: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,791 INFO L280 TraceCheckUtils]: 57: Hoare triple {33399#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,792 INFO L280 TraceCheckUtils]: 58: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,793 INFO L280 TraceCheckUtils]: 59: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 == ~switchedOnBeforeTS~0); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,793 INFO L280 TraceCheckUtils]: 60: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !false; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,794 INFO L280 TraceCheckUtils]: 61: Hoare triple {33399#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,794 INFO L280 TraceCheckUtils]: 62: Hoare triple {33399#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,795 INFO L280 TraceCheckUtils]: 63: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp~5); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,796 INFO L280 TraceCheckUtils]: 64: Hoare triple {33399#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,796 INFO L280 TraceCheckUtils]: 65: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,797 INFO L280 TraceCheckUtils]: 66: Hoare triple {33399#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,797 INFO L280 TraceCheckUtils]: 67: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,798 INFO L280 TraceCheckUtils]: 68: Hoare triple {33399#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,799 INFO L280 TraceCheckUtils]: 69: Hoare triple {33399#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,799 INFO L280 TraceCheckUtils]: 70: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 0 != ~pumpRunning~0; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,800 INFO L280 TraceCheckUtils]: 71: Hoare triple {33399#(<= ~waterLevel~0 1)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,801 INFO L280 TraceCheckUtils]: 72: Hoare triple {33400#(<= ~waterLevel~0 0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,801 INFO L280 TraceCheckUtils]: 73: Hoare triple {33400#(<= ~waterLevel~0 0)} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,802 INFO L280 TraceCheckUtils]: 74: Hoare triple {33400#(<= ~waterLevel~0 0)} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,803 INFO L280 TraceCheckUtils]: 75: Hoare triple {33400#(<= ~waterLevel~0 0)} assume !(0 != isLowWaterLevel_~tmp~4);isLowWaterLevel_~tmp___0~1 := 1; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,803 INFO L280 TraceCheckUtils]: 76: Hoare triple {33400#(<= ~waterLevel~0 0)} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,804 INFO L280 TraceCheckUtils]: 77: Hoare triple {33400#(<= ~waterLevel~0 0)} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,804 INFO L280 TraceCheckUtils]: 78: Hoare triple {33400#(<= ~waterLevel~0 0)} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,805 INFO L280 TraceCheckUtils]: 79: Hoare triple {33400#(<= ~waterLevel~0 0)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,806 INFO L280 TraceCheckUtils]: 80: Hoare triple {33400#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,806 INFO L280 TraceCheckUtils]: 81: Hoare triple {33400#(<= ~waterLevel~0 0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,807 INFO L280 TraceCheckUtils]: 82: Hoare triple {33400#(<= ~waterLevel~0 0)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,807 INFO L280 TraceCheckUtils]: 83: Hoare triple {33400#(<= ~waterLevel~0 0)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,808 INFO L280 TraceCheckUtils]: 84: Hoare triple {33400#(<= ~waterLevel~0 0)} assume !false; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,809 INFO L280 TraceCheckUtils]: 85: Hoare triple {33400#(<= ~waterLevel~0 0)} assume test_~splverifierCounter~0 < 4; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,809 INFO L280 TraceCheckUtils]: 86: Hoare triple {33400#(<= ~waterLevel~0 0)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,810 INFO L280 TraceCheckUtils]: 87: Hoare triple {33400#(<= ~waterLevel~0 0)} assume 0 != test_~tmp~5; {33400#(<= ~waterLevel~0 0)} is VALID [2020-07-28 19:07:36,811 INFO L280 TraceCheckUtils]: 88: Hoare triple {33400#(<= ~waterLevel~0 0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,811 INFO L280 TraceCheckUtils]: 89: Hoare triple {33399#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,812 INFO L280 TraceCheckUtils]: 90: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~2); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,813 INFO L280 TraceCheckUtils]: 91: Hoare triple {33399#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,813 INFO L280 TraceCheckUtils]: 92: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet25 && test_#t~nondet25 <= 2147483647;test_~tmp___1~0 := test_#t~nondet25;havoc test_#t~nondet25; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,814 INFO L280 TraceCheckUtils]: 93: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 0 != test_~tmp___1~0; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,814 INFO L280 TraceCheckUtils]: 94: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,814 INFO L280 TraceCheckUtils]: 95: Hoare triple {33399#(<= ~waterLevel~0 1)} ~systemActive~0 := 0; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,815 INFO L280 TraceCheckUtils]: 96: Hoare triple {33399#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,815 INFO L280 TraceCheckUtils]: 97: Hoare triple {33399#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,816 INFO L280 TraceCheckUtils]: 98: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,816 INFO L280 TraceCheckUtils]: 99: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != ~systemActive~0); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,816 INFO L280 TraceCheckUtils]: 100: Hoare triple {33399#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,817 INFO L280 TraceCheckUtils]: 101: Hoare triple {33399#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,817 INFO L280 TraceCheckUtils]: 102: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,818 INFO L280 TraceCheckUtils]: 103: Hoare triple {33399#(<= ~waterLevel~0 1)} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,818 INFO L280 TraceCheckUtils]: 104: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,818 INFO L280 TraceCheckUtils]: 105: Hoare triple {33399#(<= ~waterLevel~0 1)} assume !false; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,819 INFO L280 TraceCheckUtils]: 106: Hoare triple {33399#(<= ~waterLevel~0 1)} assume test_~splverifierCounter~0 < 4; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,819 INFO L280 TraceCheckUtils]: 107: Hoare triple {33399#(<= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,819 INFO L280 TraceCheckUtils]: 108: Hoare triple {33399#(<= ~waterLevel~0 1)} assume 0 != test_~tmp~5; {33399#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:07:36,820 INFO L280 TraceCheckUtils]: 109: Hoare triple {33399#(<= ~waterLevel~0 1)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,821 INFO L280 TraceCheckUtils]: 110: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,821 INFO L280 TraceCheckUtils]: 111: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,821 INFO L280 TraceCheckUtils]: 112: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,822 INFO L280 TraceCheckUtils]: 113: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,822 INFO L280 TraceCheckUtils]: 114: Hoare triple {33398#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,822 INFO L280 TraceCheckUtils]: 115: Hoare triple {33398#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,823 INFO L280 TraceCheckUtils]: 116: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,823 INFO L280 TraceCheckUtils]: 117: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,824 INFO L280 TraceCheckUtils]: 118: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,824 INFO L280 TraceCheckUtils]: 119: Hoare triple {33398#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:36,825 INFO L280 TraceCheckUtils]: 120: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,825 INFO L280 TraceCheckUtils]: 121: Hoare triple {33401#(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; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,826 INFO L280 TraceCheckUtils]: 122: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,826 INFO L280 TraceCheckUtils]: 123: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,827 INFO L280 TraceCheckUtils]: 124: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,827 INFO L280 TraceCheckUtils]: 125: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,828 INFO L280 TraceCheckUtils]: 126: Hoare triple {33401#(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; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,828 INFO L280 TraceCheckUtils]: 127: Hoare triple {33401#(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; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,829 INFO L280 TraceCheckUtils]: 128: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:36,829 INFO L280 TraceCheckUtils]: 129: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33402#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} is VALID [2020-07-28 19:07:36,830 INFO L280 TraceCheckUtils]: 130: Hoare triple {33402#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33403#(and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6))} is VALID [2020-07-28 19:07:36,830 INFO L280 TraceCheckUtils]: 131: Hoare triple {33403#(and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {33396#false} is VALID [2020-07-28 19:07:36,831 INFO L280 TraceCheckUtils]: 132: Hoare triple {33396#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {33396#false} is VALID [2020-07-28 19:07:36,831 INFO L280 TraceCheckUtils]: 133: Hoare triple {33396#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {33396#false} is VALID [2020-07-28 19:07:36,831 INFO L280 TraceCheckUtils]: 134: Hoare triple {33396#false} assume 0 == ~switchedOnBeforeTS~0; {33396#false} is VALID [2020-07-28 19:07:36,831 INFO L280 TraceCheckUtils]: 135: Hoare triple {33396#false} assume !false; {33396#false} is VALID [2020-07-28 19:07:36,845 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 87 proven. 59 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-07-28 19:07:36,845 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34428809] [2020-07-28 19:07:36,845 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679323169] [2020-07-28 19:07:36,845 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:07:36,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-07-28 19:07:36,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-28 19:07:36,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-28 19:07:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:07:36,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:07:37,149 INFO L280 TraceCheckUtils]: 0: Hoare triple {33395#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~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~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {33395#true} is VALID [2020-07-28 19:07:37,149 INFO L280 TraceCheckUtils]: 1: Hoare triple {33395#true} havoc main_#res;havoc main_#t~ret64, main_~retValue_acc~7, main_~tmp~10;havoc main_~retValue_acc~7;havoc main_~tmp~10; {33395#true} is VALID [2020-07-28 19:07:37,149 INFO L280 TraceCheckUtils]: 2: Hoare triple {33395#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; {33395#true} is VALID [2020-07-28 19:07:37,149 INFO L280 TraceCheckUtils]: 3: Hoare triple {33395#true} main_#t~ret64 := valid_product_#res;assume -2147483648 <= main_#t~ret64 && main_#t~ret64 <= 2147483647;main_~tmp~10 := main_#t~ret64;havoc main_#t~ret64; {33395#true} is VALID [2020-07-28 19:07:37,149 INFO L280 TraceCheckUtils]: 4: Hoare triple {33395#true} assume 0 != main_~tmp~10; {33395#true} is VALID [2020-07-28 19:07:37,150 INFO L280 TraceCheckUtils]: 5: Hoare triple {33395#true} ~switchedOnBeforeTS~0 := 0; {33395#true} is VALID [2020-07-28 19:07:37,150 INFO L280 TraceCheckUtils]: 6: Hoare triple {33395#true} havoc test_#t~nondet22, test_#t~nondet23, test_#t~nondet24, test_#t~nondet25, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {33395#true} is VALID [2020-07-28 19:07:37,150 INFO L280 TraceCheckUtils]: 7: Hoare triple {33395#true} assume !false; {33395#true} is VALID [2020-07-28 19:07:37,150 INFO L280 TraceCheckUtils]: 8: Hoare triple {33395#true} assume test_~splverifierCounter~0 < 4; {33395#true} is VALID [2020-07-28 19:07:37,150 INFO L280 TraceCheckUtils]: 9: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33395#true} is VALID [2020-07-28 19:07:37,150 INFO L280 TraceCheckUtils]: 10: Hoare triple {33395#true} assume 0 != test_~tmp~5; {33395#true} is VALID [2020-07-28 19:07:37,150 INFO L280 TraceCheckUtils]: 11: Hoare triple {33395#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33395#true} is VALID [2020-07-28 19:07:37,151 INFO L280 TraceCheckUtils]: 12: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33395#true} is VALID [2020-07-28 19:07:37,151 INFO L280 TraceCheckUtils]: 13: Hoare triple {33395#true} assume !(0 != test_~tmp___0~2); {33395#true} is VALID [2020-07-28 19:07:37,151 INFO L280 TraceCheckUtils]: 14: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33395#true} is VALID [2020-07-28 19:07:37,151 INFO L280 TraceCheckUtils]: 15: Hoare triple {33395#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {33395#true} is VALID [2020-07-28 19:07:37,151 INFO L280 TraceCheckUtils]: 16: Hoare triple {33395#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33395#true} is VALID [2020-07-28 19:07:37,151 INFO L280 TraceCheckUtils]: 17: Hoare triple {33395#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33395#true} is VALID [2020-07-28 19:07:37,151 INFO L280 TraceCheckUtils]: 18: Hoare triple {33395#true} assume !(0 != ~pumpRunning~0); {33395#true} is VALID [2020-07-28 19:07:37,152 INFO L280 TraceCheckUtils]: 19: Hoare triple {33395#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33395#true} is VALID [2020-07-28 19:07:37,152 INFO L280 TraceCheckUtils]: 20: Hoare triple {33395#true} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {33395#true} is VALID [2020-07-28 19:07:37,152 INFO L280 TraceCheckUtils]: 21: Hoare triple {33395#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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {33395#true} is VALID [2020-07-28 19:07:37,152 INFO L280 TraceCheckUtils]: 22: Hoare triple {33395#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {33395#true} is VALID [2020-07-28 19:07:37,152 INFO L280 TraceCheckUtils]: 23: Hoare triple {33395#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; {33395#true} is VALID [2020-07-28 19:07:37,152 INFO L280 TraceCheckUtils]: 24: Hoare triple {33395#true} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {33395#true} is VALID [2020-07-28 19:07:37,152 INFO L280 TraceCheckUtils]: 25: Hoare triple {33395#true} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33395#true} is VALID [2020-07-28 19:07:37,152 INFO L280 TraceCheckUtils]: 26: Hoare triple {33395#true} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {33395#true} is VALID [2020-07-28 19:07:37,153 INFO L280 TraceCheckUtils]: 27: Hoare triple {33395#true} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {33395#true} is VALID [2020-07-28 19:07:37,153 INFO L280 TraceCheckUtils]: 28: Hoare triple {33395#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; {33395#true} is VALID [2020-07-28 19:07:37,153 INFO L280 TraceCheckUtils]: 29: Hoare triple {33395#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; {33395#true} is VALID [2020-07-28 19:07:37,153 INFO L280 TraceCheckUtils]: 30: Hoare triple {33395#true} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {33395#true} is VALID [2020-07-28 19:07:37,153 INFO L280 TraceCheckUtils]: 31: Hoare triple {33395#true} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33395#true} is VALID [2020-07-28 19:07:37,153 INFO L280 TraceCheckUtils]: 32: Hoare triple {33395#true} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33395#true} is VALID [2020-07-28 19:07:37,153 INFO L280 TraceCheckUtils]: 33: Hoare triple {33395#true} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6); {33395#true} is VALID [2020-07-28 19:07:37,154 INFO L280 TraceCheckUtils]: 34: Hoare triple {33395#true} assume !false; {33395#true} is VALID [2020-07-28 19:07:37,154 INFO L280 TraceCheckUtils]: 35: Hoare triple {33395#true} assume test_~splverifierCounter~0 < 4; {33395#true} is VALID [2020-07-28 19:07:37,154 INFO L280 TraceCheckUtils]: 36: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33395#true} is VALID [2020-07-28 19:07:37,154 INFO L280 TraceCheckUtils]: 37: Hoare triple {33395#true} assume !(0 != test_~tmp~5); {33395#true} is VALID [2020-07-28 19:07:37,154 INFO L280 TraceCheckUtils]: 38: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33395#true} is VALID [2020-07-28 19:07:37,154 INFO L280 TraceCheckUtils]: 39: Hoare triple {33395#true} assume !(0 != test_~tmp___0~2); {33395#true} is VALID [2020-07-28 19:07:37,154 INFO L280 TraceCheckUtils]: 40: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33395#true} is VALID [2020-07-28 19:07:37,155 INFO L280 TraceCheckUtils]: 41: Hoare triple {33395#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {33395#true} is VALID [2020-07-28 19:07:37,155 INFO L280 TraceCheckUtils]: 42: Hoare triple {33395#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33395#true} is VALID [2020-07-28 19:07:37,155 INFO L280 TraceCheckUtils]: 43: Hoare triple {33395#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33395#true} is VALID [2020-07-28 19:07:37,155 INFO L280 TraceCheckUtils]: 44: Hoare triple {33395#true} assume 0 != ~pumpRunning~0; {33395#true} is VALID [2020-07-28 19:07:37,155 INFO L280 TraceCheckUtils]: 45: Hoare triple {33395#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {33395#true} is VALID [2020-07-28 19:07:37,155 INFO L280 TraceCheckUtils]: 46: Hoare triple {33395#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33395#true} is VALID [2020-07-28 19:07:37,155 INFO L280 TraceCheckUtils]: 47: Hoare triple {33395#true} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {33395#true} is VALID [2020-07-28 19:07:37,155 INFO L280 TraceCheckUtils]: 48: Hoare triple {33395#true} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {33395#true} is VALID [2020-07-28 19:07:37,156 INFO L280 TraceCheckUtils]: 49: Hoare triple {33395#true} assume 0 != isLowWaterLevel_~tmp~4;isLowWaterLevel_~tmp___0~1 := 0; {33395#true} is VALID [2020-07-28 19:07:37,156 INFO L280 TraceCheckUtils]: 50: Hoare triple {33395#true} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {33395#true} is VALID [2020-07-28 19:07:37,156 INFO L280 TraceCheckUtils]: 51: Hoare triple {33395#true} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {33395#true} is VALID [2020-07-28 19:07:37,156 INFO L280 TraceCheckUtils]: 52: Hoare triple {33395#true} assume !(0 != processEnvironment_~tmp~1);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {33395#true} is VALID [2020-07-28 19:07:37,156 INFO L280 TraceCheckUtils]: 53: Hoare triple {33395#true} assume !(0 == ~pumpRunning~0); {33395#true} is VALID [2020-07-28 19:07:37,156 INFO L280 TraceCheckUtils]: 54: Hoare triple {33395#true} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33395#true} is VALID [2020-07-28 19:07:37,156 INFO L280 TraceCheckUtils]: 55: Hoare triple {33395#true} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33395#true} is VALID [2020-07-28 19:07:37,157 INFO L280 TraceCheckUtils]: 56: Hoare triple {33395#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {33395#true} is VALID [2020-07-28 19:07:37,157 INFO L280 TraceCheckUtils]: 57: Hoare triple {33395#true} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {33395#true} is VALID [2020-07-28 19:07:37,157 INFO L280 TraceCheckUtils]: 58: Hoare triple {33395#true} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {33395#true} is VALID [2020-07-28 19:07:37,157 INFO L280 TraceCheckUtils]: 59: Hoare triple {33395#true} assume !(0 == ~switchedOnBeforeTS~0); {33395#true} is VALID [2020-07-28 19:07:37,157 INFO L280 TraceCheckUtils]: 60: Hoare triple {33395#true} assume !false; {33395#true} is VALID [2020-07-28 19:07:37,157 INFO L280 TraceCheckUtils]: 61: Hoare triple {33395#true} assume test_~splverifierCounter~0 < 4; {33395#true} is VALID [2020-07-28 19:07:37,158 INFO L280 TraceCheckUtils]: 62: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33395#true} is VALID [2020-07-28 19:07:37,158 INFO L280 TraceCheckUtils]: 63: Hoare triple {33395#true} assume !(0 != test_~tmp~5); {33395#true} is VALID [2020-07-28 19:07:37,158 INFO L280 TraceCheckUtils]: 64: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33395#true} is VALID [2020-07-28 19:07:37,158 INFO L280 TraceCheckUtils]: 65: Hoare triple {33395#true} assume !(0 != test_~tmp___0~2); {33395#true} is VALID [2020-07-28 19:07:37,159 INFO L280 TraceCheckUtils]: 66: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33395#true} is VALID [2020-07-28 19:07:37,159 INFO L280 TraceCheckUtils]: 67: Hoare triple {33395#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {33395#true} is VALID [2020-07-28 19:07:37,159 INFO L280 TraceCheckUtils]: 68: Hoare triple {33395#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33395#true} is VALID [2020-07-28 19:07:37,159 INFO L280 TraceCheckUtils]: 69: Hoare triple {33395#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33395#true} is VALID [2020-07-28 19:07:37,160 INFO L280 TraceCheckUtils]: 70: Hoare triple {33395#true} assume 0 != ~pumpRunning~0; {33395#true} is VALID [2020-07-28 19:07:37,160 INFO L280 TraceCheckUtils]: 71: Hoare triple {33395#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {33395#true} is VALID [2020-07-28 19:07:37,160 INFO L280 TraceCheckUtils]: 72: Hoare triple {33395#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33395#true} is VALID [2020-07-28 19:07:37,160 INFO L280 TraceCheckUtils]: 73: Hoare triple {33395#true} assume 0 != ~pumpRunning~0;havoc isLowWaterLevel_#res;havoc isLowWaterLevel_#t~ret21, isLowWaterLevel_~retValue_acc~3, isLowWaterLevel_~tmp~4, isLowWaterLevel_~tmp___0~1;havoc isLowWaterLevel_~retValue_acc~3;havoc isLowWaterLevel_~tmp~4;havoc isLowWaterLevel_~tmp___0~1;havoc isLowWaterSensorDry_#res;havoc isLowWaterSensorDry_~retValue_acc~13;havoc isLowWaterSensorDry_~retValue_acc~13;isLowWaterSensorDry_~retValue_acc~13 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res := isLowWaterSensorDry_~retValue_acc~13; {33395#true} is VALID [2020-07-28 19:07:37,161 INFO L280 TraceCheckUtils]: 74: Hoare triple {33395#true} isLowWaterLevel_#t~ret21 := isLowWaterSensorDry_#res;assume -2147483648 <= isLowWaterLevel_#t~ret21 && isLowWaterLevel_#t~ret21 <= 2147483647;isLowWaterLevel_~tmp~4 := isLowWaterLevel_#t~ret21;havoc isLowWaterLevel_#t~ret21; {33395#true} is VALID [2020-07-28 19:07:37,161 INFO L280 TraceCheckUtils]: 75: Hoare triple {33395#true} assume !(0 != isLowWaterLevel_~tmp~4);isLowWaterLevel_~tmp___0~1 := 1; {33395#true} is VALID [2020-07-28 19:07:37,161 INFO L280 TraceCheckUtils]: 76: Hoare triple {33395#true} isLowWaterLevel_~retValue_acc~3 := isLowWaterLevel_~tmp___0~1;isLowWaterLevel_#res := isLowWaterLevel_~retValue_acc~3; {33395#true} is VALID [2020-07-28 19:07:37,161 INFO L280 TraceCheckUtils]: 77: Hoare triple {33395#true} processEnvironment_#t~ret1 := isLowWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret1 && processEnvironment_#t~ret1 <= 2147483647;processEnvironment_~tmp~1 := processEnvironment_#t~ret1;havoc processEnvironment_#t~ret1; {33395#true} is VALID [2020-07-28 19:07:37,162 INFO L280 TraceCheckUtils]: 78: Hoare triple {33395#true} assume 0 != processEnvironment_~tmp~1;~pumpRunning~0 := 0; {33395#true} is VALID [2020-07-28 19:07:37,162 INFO L280 TraceCheckUtils]: 79: Hoare triple {33395#true} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33395#true} is VALID [2020-07-28 19:07:37,162 INFO L280 TraceCheckUtils]: 80: Hoare triple {33395#true} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33395#true} is VALID [2020-07-28 19:07:37,162 INFO L280 TraceCheckUtils]: 81: Hoare triple {33395#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {33395#true} is VALID [2020-07-28 19:07:37,163 INFO L280 TraceCheckUtils]: 82: Hoare triple {33395#true} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {33395#true} is VALID [2020-07-28 19:07:37,163 INFO L280 TraceCheckUtils]: 83: Hoare triple {33395#true} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {33395#true} is VALID [2020-07-28 19:07:37,163 INFO L280 TraceCheckUtils]: 84: Hoare triple {33395#true} assume !false; {33395#true} is VALID [2020-07-28 19:07:37,163 INFO L280 TraceCheckUtils]: 85: Hoare triple {33395#true} assume test_~splverifierCounter~0 < 4; {33395#true} is VALID [2020-07-28 19:07:37,164 INFO L280 TraceCheckUtils]: 86: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33395#true} is VALID [2020-07-28 19:07:37,164 INFO L280 TraceCheckUtils]: 87: Hoare triple {33395#true} assume 0 != test_~tmp~5; {33395#true} is VALID [2020-07-28 19:07:37,164 INFO L280 TraceCheckUtils]: 88: Hoare triple {33395#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33395#true} is VALID [2020-07-28 19:07:37,164 INFO L280 TraceCheckUtils]: 89: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33395#true} is VALID [2020-07-28 19:07:37,165 INFO L280 TraceCheckUtils]: 90: Hoare triple {33395#true} assume !(0 != test_~tmp___0~2); {33395#true} is VALID [2020-07-28 19:07:37,165 INFO L280 TraceCheckUtils]: 91: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33395#true} is VALID [2020-07-28 19:07:37,165 INFO L280 TraceCheckUtils]: 92: Hoare triple {33395#true} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet25 && test_#t~nondet25 <= 2147483647;test_~tmp___1~0 := test_#t~nondet25;havoc test_#t~nondet25; {33395#true} is VALID [2020-07-28 19:07:37,165 INFO L280 TraceCheckUtils]: 93: Hoare triple {33395#true} assume 0 != test_~tmp___1~0; {33395#true} is VALID [2020-07-28 19:07:37,165 INFO L280 TraceCheckUtils]: 94: Hoare triple {33395#true} assume !(0 != ~pumpRunning~0); {33395#true} is VALID [2020-07-28 19:07:37,166 INFO L280 TraceCheckUtils]: 95: Hoare triple {33395#true} ~systemActive~0 := 0; {33395#true} is VALID [2020-07-28 19:07:37,166 INFO L280 TraceCheckUtils]: 96: Hoare triple {33395#true} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33395#true} is VALID [2020-07-28 19:07:37,166 INFO L280 TraceCheckUtils]: 97: Hoare triple {33395#true} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33395#true} is VALID [2020-07-28 19:07:37,166 INFO L280 TraceCheckUtils]: 98: Hoare triple {33395#true} assume !(0 != ~pumpRunning~0); {33395#true} is VALID [2020-07-28 19:07:37,167 INFO L280 TraceCheckUtils]: 99: Hoare triple {33395#true} assume !(0 != ~systemActive~0); {33395#true} is VALID [2020-07-28 19:07:37,167 INFO L280 TraceCheckUtils]: 100: Hoare triple {33395#true} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33395#true} is VALID [2020-07-28 19:07:37,167 INFO L280 TraceCheckUtils]: 101: Hoare triple {33395#true} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33395#true} is VALID [2020-07-28 19:07:37,167 INFO L280 TraceCheckUtils]: 102: Hoare triple {33395#true} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {33395#true} is VALID [2020-07-28 19:07:37,168 INFO L280 TraceCheckUtils]: 103: Hoare triple {33395#true} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {33395#true} is VALID [2020-07-28 19:07:37,168 INFO L280 TraceCheckUtils]: 104: Hoare triple {33395#true} assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3); {33395#true} is VALID [2020-07-28 19:07:37,168 INFO L280 TraceCheckUtils]: 105: Hoare triple {33395#true} assume !false; {33395#true} is VALID [2020-07-28 19:07:37,168 INFO L280 TraceCheckUtils]: 106: Hoare triple {33395#true} assume test_~splverifierCounter~0 < 4; {33395#true} is VALID [2020-07-28 19:07:37,169 INFO L280 TraceCheckUtils]: 107: Hoare triple {33395#true} assume -2147483648 <= test_#t~nondet22 && test_#t~nondet22 <= 2147483647;test_~tmp~5 := test_#t~nondet22;havoc test_#t~nondet22; {33395#true} is VALID [2020-07-28 19:07:37,169 INFO L280 TraceCheckUtils]: 108: Hoare triple {33395#true} assume 0 != test_~tmp~5; {33395#true} is VALID [2020-07-28 19:07:37,172 INFO L280 TraceCheckUtils]: 109: Hoare triple {33395#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,173 INFO L280 TraceCheckUtils]: 110: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet23 && test_#t~nondet23 <= 2147483647;test_~tmp___0~2 := test_#t~nondet23;havoc test_#t~nondet23; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,173 INFO L280 TraceCheckUtils]: 111: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~2); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,174 INFO L280 TraceCheckUtils]: 112: Hoare triple {33398#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet24 && test_#t~nondet24 <= 2147483647;test_~tmp___2~0 := test_#t~nondet24;havoc test_#t~nondet24; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,174 INFO L280 TraceCheckUtils]: 113: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,175 INFO L280 TraceCheckUtils]: 114: Hoare triple {33398#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret26;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; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,175 INFO L280 TraceCheckUtils]: 115: Hoare triple {33398#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret26 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret26 && __utac_acc__Specification5_spec__2_#t~ret26 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret26;havoc __utac_acc__Specification5_spec__2_#t~ret26; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,176 INFO L280 TraceCheckUtils]: 116: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,177 INFO L280 TraceCheckUtils]: 117: Hoare triple {33398#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,177 INFO L280 TraceCheckUtils]: 118: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__highWaterSensor_#t~ret0, processEnvironment__wrappee__highWaterSensor_~tmp~0;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,178 INFO L280 TraceCheckUtils]: 119: Hoare triple {33398#(<= ~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~12;havoc isHighWaterSensorDry_~retValue_acc~12; {33398#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:07:37,178 INFO L280 TraceCheckUtils]: 120: Hoare triple {33398#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~12 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,179 INFO L280 TraceCheckUtils]: 121: Hoare triple {33401#(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; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,180 INFO L280 TraceCheckUtils]: 122: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != isHighWaterLevel_~tmp~3);isHighWaterLevel_~tmp___0~0 := 1; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,185 INFO L280 TraceCheckUtils]: 123: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~0;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,188 INFO L280 TraceCheckUtils]: 124: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} processEnvironment__wrappee__highWaterSensor_#t~ret0 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment__wrappee__highWaterSensor_#t~ret0 && processEnvironment__wrappee__highWaterSensor_#t~ret0 <= 2147483647;processEnvironment__wrappee__highWaterSensor_~tmp~0 := processEnvironment__wrappee__highWaterSensor_#t~ret0;havoc processEnvironment__wrappee__highWaterSensor_#t~ret0; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,189 INFO L280 TraceCheckUtils]: 125: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != processEnvironment__wrappee__highWaterSensor_~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~10;havoc isMethaneLevelCritical_~retValue_acc~10;isMethaneLevelCritical_~retValue_acc~10 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~10; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,191 INFO L280 TraceCheckUtils]: 126: Hoare triple {33401#(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; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,191 INFO L280 TraceCheckUtils]: 127: Hoare triple {33401#(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; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,192 INFO L280 TraceCheckUtils]: 128: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != activatePump_~tmp~2);~pumpRunning~0 := 1; {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:07:37,193 INFO L280 TraceCheckUtils]: 129: Hoare triple {33401#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__3_#t~ret27, __utac_acc__Specification5_spec__3_#t~ret28, __utac_acc__Specification5_spec__3_~tmp~6, __utac_acc__Specification5_spec__3_~tmp___0~3;havoc __utac_acc__Specification5_spec__3_~tmp~6;havoc __utac_acc__Specification5_spec__3_~tmp___0~3;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; {33402#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} is VALID [2020-07-28 19:07:37,194 INFO L280 TraceCheckUtils]: 130: Hoare triple {33402#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} __utac_acc__Specification5_spec__3_#t~ret27 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret27 && __utac_acc__Specification5_spec__3_#t~ret27 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~6 := __utac_acc__Specification5_spec__3_#t~ret27;havoc __utac_acc__Specification5_spec__3_#t~ret27; {33403#(and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6))} is VALID [2020-07-28 19:07:37,194 INFO L280 TraceCheckUtils]: 131: Hoare triple {33403#(and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~6;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; {33396#false} is VALID [2020-07-28 19:07:37,195 INFO L280 TraceCheckUtils]: 132: Hoare triple {33396#false} __utac_acc__Specification5_spec__3_#t~ret28 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret28 && __utac_acc__Specification5_spec__3_#t~ret28 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~3 := __utac_acc__Specification5_spec__3_#t~ret28;havoc __utac_acc__Specification5_spec__3_#t~ret28; {33396#false} is VALID [2020-07-28 19:07:37,195 INFO L280 TraceCheckUtils]: 133: Hoare triple {33396#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~3; {33396#false} is VALID [2020-07-28 19:07:37,195 INFO L280 TraceCheckUtils]: 134: Hoare triple {33396#false} assume 0 == ~switchedOnBeforeTS~0; {33396#false} is VALID [2020-07-28 19:07:37,195 INFO L280 TraceCheckUtils]: 135: Hoare triple {33396#false} assume !false; {33396#false} is VALID [2020-07-28 19:07:37,203 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-07-28 19:07:37,204 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-28 19:07:37,204 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2020-07-28 19:07:37,204 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183043477] [2020-07-28 19:07:37,204 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2020-07-28 19:07:37,205 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:07:37,205 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:07:37,305 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:37,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:07:37,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:07:37,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:07:37,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-07-28 19:07:37,306 INFO L87 Difference]: Start difference. First operand 407 states and 503 transitions. Second operand 6 states. [2020-07-28 19:07:40,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:40,782 INFO L93 Difference]: Finished difference Result 923 states and 1151 transitions. [2020-07-28 19:07:40,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 19:07:40,782 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2020-07-28 19:07:40,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:07:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:07:40,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 281 transitions. [2020-07-28 19:07:40,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:07:40,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 281 transitions. [2020-07-28 19:07:40,785 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 281 transitions. [2020-07-28 19:07:41,141 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 281 edges. 281 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:07:41,142 INFO L225 Difference]: With dead ends: 923 [2020-07-28 19:07:41,142 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:07:41,144 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 140 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-28 19:07:41,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:07:41,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:07:41,145 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:07:41,145 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:07:41,146 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:07:41,146 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:07:41,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:41,146 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:07:41,146 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:07:41,146 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:41,147 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:41,147 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:07:41,147 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:07:41,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:07:41,147 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:07:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:07:41,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:41,148 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:07:41,149 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:07:41,149 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:07:41,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:07:41,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:07:41,149 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2020-07-28 19:07:41,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:07:41,150 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:07:41,150 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:07:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:07:41,150 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:07:41,351 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-07-28 19:07:41,354 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:07:41,546 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 85 [2020-07-28 19:07:41,690 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 81 [2020-07-28 19:07:42,181 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 172 [2020-07-28 19:07:42,765 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 211 [2020-07-28 19:07:42,896 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 98 [2020-07-28 19:07:43,156 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 126 [2020-07-28 19:07:43,576 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 206 [2020-07-28 19:07:43,886 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 194 [2020-07-28 19:07:44,011 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 87 [2020-07-28 19:07:44,185 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 113 [2020-07-28 19:07:44,631 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 180 [2020-07-28 19:07:44,950 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 195 [2020-07-28 19:07:45,166 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 172 [2020-07-28 19:07:45,431 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 21 [2020-07-28 19:07:45,682 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 32 [2020-07-28 19:07:46,508 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2020-07-28 19:07:47,966 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 204 DAG size of output: 23 [2020-07-28 19:07:48,285 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 24 [2020-07-28 19:07:48,980 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 10 [2020-07-28 19:07:50,174 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 190 DAG size of output: 28 [2020-07-28 19:07:51,291 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 191 DAG size of output: 26 [2020-07-28 19:07:51,609 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-07-28 19:07:52,102 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 43 [2020-07-28 19:07:53,163 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 21 [2020-07-28 19:07:53,382 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 14 [2020-07-28 19:07:54,701 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 190 DAG size of output: 23 [2020-07-28 19:07:55,542 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2020-07-28 19:07:55,547 INFO L264 CegarLoopResult]: At program point L1026-1(lines 1021 1029) the Hoare annotation is: false [2020-07-28 19:07:55,548 INFO L264 CegarLoopResult]: At program point L1026-2(lines 1021 1029) the Hoare annotation is: false [2020-07-28 19:07:55,548 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2020-07-28 19:07:55,548 INFO L264 CegarLoopResult]: At program point L795-2(lines 795 809) the Hoare annotation is: false [2020-07-28 19:07:55,548 INFO L264 CegarLoopResult]: At program point L267(lines 252 270) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 1 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (<= 1 ~pumpRunning~0)) [2020-07-28 19:07:55,548 INFO L264 CegarLoopResult]: At program point L267-1(lines 252 270) the Hoare annotation is: false [2020-07-28 19:07:55,548 INFO L264 CegarLoopResult]: At program point L267-2(lines 252 270) the Hoare annotation is: false [2020-07-28 19:07:55,548 INFO L268 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-07-28 19:07:55,548 INFO L268 CegarLoopResult]: For program point L400(lines 400 410) no Hoare annotation was computed. [2020-07-28 19:07:55,548 INFO L268 CegarLoopResult]: For program point L400-2(lines 400 410) no Hoare annotation was computed. [2020-07-28 19:07:55,548 INFO L268 CegarLoopResult]: For program point L400-4(lines 400 410) no Hoare annotation was computed. [2020-07-28 19:07:55,549 INFO L268 CegarLoopResult]: For program point L401(lines 401 407) no Hoare annotation was computed. [2020-07-28 19:07:55,549 INFO L268 CegarLoopResult]: For program point L401-2(lines 401 407) no Hoare annotation was computed. [2020-07-28 19:07:55,549 INFO L268 CegarLoopResult]: For program point L401-4(lines 401 407) no Hoare annotation was computed. [2020-07-28 19:07:55,549 INFO L264 CegarLoopResult]: At program point L71(lines 71 77) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ULTIMATE.start_processEnvironment_~tmp~1) .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse1 .cse4) (and .cse0 .cse1 .cse4 .cse2))) [2020-07-28 19:07:55,549 INFO L264 CegarLoopResult]: At program point L71-1(lines 71 77) the Hoare annotation is: false [2020-07-28 19:07:55,549 INFO L264 CegarLoopResult]: At program point L71-2(lines 71 77) the Hoare annotation is: false [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point L799(lines 799 803) no Hoare annotation was computed. [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point L799-1(lines 799 803) no Hoare annotation was computed. [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point L338(lines 338 353) no Hoare annotation was computed. [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point L934(lines 934 938) no Hoare annotation was computed. [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point L934-3(lines 934 938) no Hoare annotation was computed. [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point L934-6(lines 934 938) no Hoare annotation was computed. [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point L275(lines 275 281) no Hoare annotation was computed. [2020-07-28 19:07:55,550 INFO L264 CegarLoopResult]: At program point L275-1(lines 275 281) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= ~waterLevel~0 2) (= 0 ~pumpRunning~0)) [2020-07-28 19:07:55,550 INFO L268 CegarLoopResult]: For program point L242(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,551 INFO L268 CegarLoopResult]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,551 INFO L268 CegarLoopResult]: For program point L242-3(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,551 INFO L268 CegarLoopResult]: For program point L242-5(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,551 INFO L268 CegarLoopResult]: For program point L242-6(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,551 INFO L268 CegarLoopResult]: For program point L242-8(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,551 INFO L268 CegarLoopResult]: For program point L242-9(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,551 INFO L268 CegarLoopResult]: For program point L242-11(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,552 INFO L268 CegarLoopResult]: For program point L870(lines 870 877) no Hoare annotation was computed. [2020-07-28 19:07:55,552 INFO L268 CegarLoopResult]: For program point L242-12(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,552 INFO L271 CegarLoopResult]: At program point L870-1(lines 870 877) the Hoare annotation is: true [2020-07-28 19:07:55,552 INFO L268 CegarLoopResult]: For program point L242-14(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,552 INFO L268 CegarLoopResult]: For program point L242-15(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,552 INFO L268 CegarLoopResult]: For program point L242-17(lines 242 246) no Hoare annotation was computed. [2020-07-28 19:07:55,552 INFO L264 CegarLoopResult]: At program point L375(lines 370 377) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:55,552 INFO L268 CegarLoopResult]: For program point L309(lines 308 357) no Hoare annotation was computed. [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L1003(lines 998 1006) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (<= ~waterLevel~0 2)) (.cse5 (= 0 ~pumpRunning~0)) (.cse9 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= 0 ULTIMATE.start_processEnvironment_~tmp~1) (<= 1 ~switchedOnBeforeTS~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse6 .cse7 .cse0 .cse8 .cse9 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse8 .cse5) (and .cse6 .cse7 .cse0 .cse8 .cse5 .cse9 .cse2))) [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L1003-1(lines 998 1006) the Hoare annotation is: false [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L1003-2(lines 998 1006) the Hoare annotation is: false [2020-07-28 19:07:55,553 INFO L268 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L971(lines 966 974) the Hoare annotation is: false [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L971-1(lines 966 974) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= ~waterLevel~0 2) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L971-3(lines 966 974) the Hoare annotation is: false [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L971-4(lines 966 974) the Hoare annotation is: false [2020-07-28 19:07:55,553 INFO L264 CegarLoopResult]: At program point L971-5(lines 966 974) the Hoare annotation is: false [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L906(lines 1 1029) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:55,554 INFO L268 CegarLoopResult]: For program point L346(lines 346 352) no Hoare annotation was computed. [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L346-1(lines 1 1029) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2) (and .cse0 .cse1 .cse3 (<= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse2 .cse3))) [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L248(lines 233 251) the Hoare annotation is: false [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L248-1(lines 233 251) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and (<= 2 ~waterLevel~0) .cse0 (<= ~waterLevel~0 2) .cse1 .cse2) (and (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~3)) .cse0 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse1 (<= ~waterLevel~0 1) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) .cse2))) [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L248-2(lines 233 251) the Hoare annotation is: false [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L248-3(lines 233 251) the Hoare annotation is: false [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L248-4(lines 233 251) the Hoare annotation is: false [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L248-5(lines 233 251) the Hoare annotation is: false [2020-07-28 19:07:55,554 INFO L264 CegarLoopResult]: At program point L843(lines 839 845) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:55,555 INFO L264 CegarLoopResult]: At program point L184(lines 177 187) the Hoare annotation is: false [2020-07-28 19:07:55,555 INFO L264 CegarLoopResult]: At program point L184-1(lines 177 187) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= ~waterLevel~0 2) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:55,555 INFO L264 CegarLoopResult]: At program point L184-2(lines 177 187) the Hoare annotation is: false [2020-07-28 19:07:55,555 INFO L264 CegarLoopResult]: At program point L184-3(lines 177 187) the Hoare annotation is: false [2020-07-28 19:07:55,555 INFO L264 CegarLoopResult]: At program point L184-4(lines 177 187) the Hoare annotation is: false [2020-07-28 19:07:55,555 INFO L264 CegarLoopResult]: At program point L184-5(lines 177 187) the Hoare annotation is: false [2020-07-28 19:07:55,555 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:07:55,555 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2020-07-28 19:07:55,555 INFO L268 CegarLoopResult]: For program point L1011-1(lines 1011 1017) no Hoare annotation was computed. [2020-07-28 19:07:55,555 INFO L268 CegarLoopResult]: For program point L1011-2(lines 1011 1017) no Hoare annotation was computed. [2020-07-28 19:07:55,555 INFO L268 CegarLoopResult]: For program point L1011-3(lines 1011 1017) no Hoare annotation was computed. [2020-07-28 19:07:55,556 INFO L268 CegarLoopResult]: For program point L1011-4(lines 1011 1017) no Hoare annotation was computed. [2020-07-28 19:07:55,556 INFO L271 CegarLoopResult]: At program point L879(lines 860 882) the Hoare annotation is: true [2020-07-28 19:07:55,556 INFO L268 CegarLoopResult]: For program point L1011-5(lines 1011 1017) no Hoare annotation was computed. [2020-07-28 19:07:55,556 INFO L268 CegarLoopResult]: For program point L318(lines 318 324) no Hoare annotation was computed. [2020-07-28 19:07:55,556 INFO L264 CegarLoopResult]: At program point L318-1(lines 318 324) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2) (and .cse0 .cse1 .cse3 (<= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse2 .cse3))) [2020-07-28 19:07:55,556 INFO L268 CegarLoopResult]: For program point L946(lines 946 950) no Hoare annotation was computed. [2020-07-28 19:07:55,556 INFO L264 CegarLoopResult]: At program point L385(lines 64 70) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 (<= 1 ~pumpRunning~0)) (and .cse0 (= 0 ~systemActive~0) .cse1 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse2))) [2020-07-28 19:07:55,556 INFO L264 CegarLoopResult]: At program point L385-1(lines 64 70) the Hoare annotation is: false [2020-07-28 19:07:55,557 INFO L264 CegarLoopResult]: At program point L385-2(lines 64 70) the Hoare annotation is: false [2020-07-28 19:07:55,557 INFO L264 CegarLoopResult]: At program point L914(lines 909 917) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:07:55,557 INFO L268 CegarLoopResult]: For program point L122(lines 122 139) no Hoare annotation was computed. [2020-07-28 19:07:55,557 INFO L268 CegarLoopResult]: For program point L122-1(lines 122 139) no Hoare annotation was computed. [2020-07-28 19:07:55,557 INFO L268 CegarLoopResult]: For program point L122-2(lines 122 139) no Hoare annotation was computed. [2020-07-28 19:07:55,557 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:07:55,557 INFO L264 CegarLoopResult]: At program point L1016(lines 1007 1020) the Hoare annotation is: false [2020-07-28 19:07:55,557 INFO L264 CegarLoopResult]: At program point L1016-1(lines 1007 1020) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) .cse3))) [2020-07-28 19:07:55,557 INFO L264 CegarLoopResult]: At program point L1016-2(lines 1007 1020) the Hoare annotation is: false [2020-07-28 19:07:55,558 INFO L264 CegarLoopResult]: At program point L1016-3(lines 1007 1020) the Hoare annotation is: false [2020-07-28 19:07:55,558 INFO L264 CegarLoopResult]: At program point L1016-4(lines 1007 1020) the Hoare annotation is: false [2020-07-28 19:07:55,558 INFO L264 CegarLoopResult]: At program point L1016-5(lines 1007 1020) the Hoare annotation is: false [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L159(lines 159 165) no Hoare annotation was computed. [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L126(lines 126 134) no Hoare annotation was computed. [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L159-2(lines 159 165) no Hoare annotation was computed. [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L126-1(lines 126 134) no Hoare annotation was computed. [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 134) no Hoare annotation was computed. [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L159-4(lines 159 165) no Hoare annotation was computed. [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L159-6(lines 159 165) no Hoare annotation was computed. [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L159-8(lines 159 165) no Hoare annotation was computed. [2020-07-28 19:07:55,558 INFO L268 CegarLoopResult]: For program point L159-10(lines 159 165) no Hoare annotation was computed. [2020-07-28 19:07:55,559 INFO L264 CegarLoopResult]: At program point L358(lines 307 359) the Hoare annotation is: false [2020-07-28 19:07:55,559 INFO L264 CegarLoopResult]: At program point L193(lines 188 196) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 (<= 1 ~pumpRunning~0)) (and .cse0 (= 0 ~systemActive~0) .cse1 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse2))) [2020-07-28 19:07:55,559 INFO L264 CegarLoopResult]: At program point L193-1(lines 188 196) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= 0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (= 0 ULTIMATE.start_processEnvironment_~tmp~1) (<= 1 ~switchedOnBeforeTS~0) .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse5 (<= 1 ~pumpRunning~0) .cse6) (and .cse1 (= 0 ~systemActive~0) (<= ~waterLevel~0 2) .cse2 .cse3))) [2020-07-28 19:07:55,559 INFO L264 CegarLoopResult]: At program point L193-2(lines 188 196) the Hoare annotation is: false [2020-07-28 19:07:55,559 INFO L264 CegarLoopResult]: At program point L193-3(lines 188 196) the Hoare annotation is: false [2020-07-28 19:07:55,559 INFO L264 CegarLoopResult]: At program point L193-4(lines 188 196) the Hoare annotation is: false [2020-07-28 19:07:55,559 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:07:55,559 INFO L264 CegarLoopResult]: At program point L193-5(lines 188 196) the Hoare annotation is: false [2020-07-28 19:07:55,559 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L261-2(lines 261 265) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L261-3(lines 261 265) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L96(lines 96 113) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L261-5(lines 261 265) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L96-1(lines 96 113) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L261-6(lines 261 265) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L96-2(lines 96 113) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L96-3(lines 96 113) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L261-8(lines 261 265) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L96-4(lines 96 113) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L96-5(lines 96 113) no Hoare annotation was computed. [2020-07-28 19:07:55,560 INFO L268 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2020-07-28 19:07:55,561 INFO L264 CegarLoopResult]: At program point L328-1(lines 328 334) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2) (and .cse0 .cse1 .cse3 (<= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse2 .cse3))) [2020-07-28 19:07:55,561 INFO L264 CegarLoopResult]: At program point L64(lines 60 82) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 (<= 1 ~pumpRunning~0)) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and .cse0 .cse2 .cse3 .cse1))) [2020-07-28 19:07:55,561 INFO L264 CegarLoopResult]: At program point L64-1(lines 60 82) the Hoare annotation is: false [2020-07-28 19:07:55,561 INFO L264 CegarLoopResult]: At program point L64-2(lines 60 82) the Hoare annotation is: false [2020-07-28 19:07:55,561 INFO L268 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-07-28 19:07:55,561 INFO L268 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2020-07-28 19:07:55,561 INFO L268 CegarLoopResult]: For program point L923-2(line 923) no Hoare annotation was computed. [2020-07-28 19:07:55,561 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:07:55,561 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2020-07-28 19:07:55,561 INFO L268 CegarLoopResult]: For program point L396(lines 396 413) no Hoare annotation was computed. [2020-07-28 19:07:55,562 INFO L264 CegarLoopResult]: At program point L396-1(lines 1 1029) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 1)) (.cse10 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse5 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (<= ~waterLevel~0 2)) (.cse9 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2)) (.cse11 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)) (.cse12 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= 0 ULTIMATE.start_processEnvironment_~tmp~1) .cse2 (<= 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~3) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse1 .cse8 .cse9 .cse10 .cse11 .cse12 .cse3) (and .cse1 (= 0 ~systemActive~0) .cse8 .cse10) (and .cse1 .cse10 (= 1 ~waterLevel~0) .cse3) (and .cse0 .cse1 .cse10 .cse2 .cse3 .cse5) (and .cse6 .cse7 .cse1 .cse8 .cse9 .cse11 .cse12 .cse3 .cse4))) [2020-07-28 19:07:55,562 INFO L268 CegarLoopResult]: For program point L396-2(lines 396 413) no Hoare annotation was computed. [2020-07-28 19:07:55,562 INFO L264 CegarLoopResult]: At program point L396-3(lines 1 1029) the Hoare annotation is: false [2020-07-28 19:07:55,562 INFO L268 CegarLoopResult]: For program point L396-4(lines 396 413) no Hoare annotation was computed. [2020-07-28 19:07:55,562 INFO L264 CegarLoopResult]: At program point L396-5(lines 1 1029) the Hoare annotation is: false [2020-07-28 19:07:55,562 INFO L268 CegarLoopResult]: For program point L958(lines 958 962) no Hoare annotation was computed. [2020-07-28 19:07:55,562 INFO L268 CegarLoopResult]: For program point L100(lines 100 108) no Hoare annotation was computed. [2020-07-28 19:07:55,562 INFO L268 CegarLoopResult]: For program point L100-1(lines 100 108) no Hoare annotation was computed. [2020-07-28 19:07:55,562 INFO L268 CegarLoopResult]: For program point L100-2(lines 100 108) no Hoare annotation was computed. [2020-07-28 19:07:55,562 INFO L268 CegarLoopResult]: For program point L100-3(lines 100 108) no Hoare annotation was computed. [2020-07-28 19:07:55,563 INFO L268 CegarLoopResult]: For program point L100-4(lines 100 108) no Hoare annotation was computed. [2020-07-28 19:07:55,563 INFO L268 CegarLoopResult]: For program point L100-5(lines 100 108) no Hoare annotation was computed. [2020-07-28 19:07:55,563 INFO L264 CegarLoopResult]: At program point L1026(lines 1021 1029) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 1 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (<= 1 ~pumpRunning~0)) [2020-07-28 19:07:55,567 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:07:55,567 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:07:55,568 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-28 19:07:55,568 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-28 19:07:55,568 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-28 19:07:55,569 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:07:55,570 WARN L170 areAnnotationChecker]: L309 has no Hoare annotation [2020-07-28 19:07:55,570 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:07:55,570 WARN L170 areAnnotationChecker]: L309 has no Hoare annotation [2020-07-28 19:07:55,570 WARN L170 areAnnotationChecker]: L309 has no Hoare annotation [2020-07-28 19:07:55,570 WARN L170 areAnnotationChecker]: L310 has no Hoare annotation [2020-07-28 19:07:55,571 WARN L170 areAnnotationChecker]: L934-3 has no Hoare annotation [2020-07-28 19:07:55,571 WARN L170 areAnnotationChecker]: L318 has no Hoare annotation [2020-07-28 19:07:55,571 WARN L170 areAnnotationChecker]: L318 has no Hoare annotation [2020-07-28 19:07:55,571 WARN L170 areAnnotationChecker]: L934-3 has no Hoare annotation [2020-07-28 19:07:55,571 WARN L170 areAnnotationChecker]: L934-3 has no Hoare annotation [2020-07-28 19:07:55,571 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 19:07:55,571 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-28 19:07:55,572 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-28 19:07:55,572 WARN L170 areAnnotationChecker]: L328 has no Hoare annotation [2020-07-28 19:07:55,572 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 19:07:55,572 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 19:07:55,572 WARN L170 areAnnotationChecker]: L328 has no Hoare annotation [2020-07-28 19:07:55,572 WARN L170 areAnnotationChecker]: L328 has no Hoare annotation [2020-07-28 19:07:55,572 WARN L170 areAnnotationChecker]: L261-3 has no Hoare annotation [2020-07-28 19:07:55,573 WARN L170 areAnnotationChecker]: L96-3 has no Hoare annotation [2020-07-28 19:07:55,573 WARN L170 areAnnotationChecker]: L96-3 has no Hoare annotation [2020-07-28 19:07:55,573 WARN L170 areAnnotationChecker]: L396-2 has no Hoare annotation [2020-07-28 19:07:55,573 WARN L170 areAnnotationChecker]: L958 has no Hoare annotation [2020-07-28 19:07:55,573 WARN L170 areAnnotationChecker]: L958 has no Hoare annotation [2020-07-28 19:07:55,574 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-28 19:07:55,574 WARN L170 areAnnotationChecker]: L261-3 has no Hoare annotation [2020-07-28 19:07:55,574 WARN L170 areAnnotationChecker]: L261-3 has no Hoare annotation [2020-07-28 19:07:55,574 WARN L170 areAnnotationChecker]: L1011-3 has no Hoare annotation [2020-07-28 19:07:55,575 WARN L170 areAnnotationChecker]: L1011-3 has no Hoare annotation [2020-07-28 19:07:55,575 WARN L170 areAnnotationChecker]: L396-2 has no Hoare annotation [2020-07-28 19:07:55,575 WARN L170 areAnnotationChecker]: L396-2 has no Hoare annotation [2020-07-28 19:07:55,575 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-28 19:07:55,575 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-28 19:07:55,575 WARN L170 areAnnotationChecker]: L261-5 has no Hoare annotation [2020-07-28 19:07:55,575 WARN L170 areAnnotationChecker]: L242-9 has no Hoare annotation [2020-07-28 19:07:55,575 WARN L170 areAnnotationChecker]: L400-2 has no Hoare annotation [2020-07-28 19:07:55,576 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-28 19:07:55,576 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-28 19:07:55,576 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-28 19:07:55,576 WARN L170 areAnnotationChecker]: L242-9 has no Hoare annotation [2020-07-28 19:07:55,576 WARN L170 areAnnotationChecker]: L242-9 has no Hoare annotation [2020-07-28 19:07:55,576 WARN L170 areAnnotationChecker]: L400-2 has no Hoare annotation [2020-07-28 19:07:55,577 WARN L170 areAnnotationChecker]: L400-2 has no Hoare annotation [2020-07-28 19:07:55,577 WARN L170 areAnnotationChecker]: L796 has no Hoare annotation [2020-07-28 19:07:55,577 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-28 19:07:55,578 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-28 19:07:55,578 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-28 19:07:55,578 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-28 19:07:55,578 WARN L170 areAnnotationChecker]: L242-11 has no Hoare annotation [2020-07-28 19:07:55,578 WARN L170 areAnnotationChecker]: L401-2 has no Hoare annotation [2020-07-28 19:07:55,578 WARN L170 areAnnotationChecker]: L401-2 has no Hoare annotation [2020-07-28 19:07:55,578 WARN L170 areAnnotationChecker]: L796 has no Hoare annotation [2020-07-28 19:07:55,578 WARN L170 areAnnotationChecker]: L934 has no Hoare annotation [2020-07-28 19:07:55,580 WARN L170 areAnnotationChecker]: L96-2 has no Hoare annotation [2020-07-28 19:07:55,580 WARN L170 areAnnotationChecker]: L96-2 has no Hoare annotation [2020-07-28 19:07:55,580 WARN L170 areAnnotationChecker]: L100-3 has no Hoare annotation [2020-07-28 19:07:55,581 WARN L170 areAnnotationChecker]: L923-1 has no Hoare annotation [2020-07-28 19:07:55,581 WARN L170 areAnnotationChecker]: L923-1 has no Hoare annotation [2020-07-28 19:07:55,581 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-28 19:07:55,581 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-28 19:07:55,581 WARN L170 areAnnotationChecker]: L934 has no Hoare annotation [2020-07-28 19:07:55,581 WARN L170 areAnnotationChecker]: L934 has no Hoare annotation [2020-07-28 19:07:55,581 WARN L170 areAnnotationChecker]: L122 has no Hoare annotation [2020-07-28 19:07:55,583 WARN L170 areAnnotationChecker]: L1011-2 has no Hoare annotation [2020-07-28 19:07:55,583 WARN L170 areAnnotationChecker]: L1011-2 has no Hoare annotation [2020-07-28 19:07:55,583 WARN L170 areAnnotationChecker]: L100-3 has no Hoare annotation [2020-07-28 19:07:55,583 WARN L170 areAnnotationChecker]: L100-3 has no Hoare annotation [2020-07-28 19:07:55,583 WARN L170 areAnnotationChecker]: L799-1 has no Hoare annotation [2020-07-28 19:07:55,583 WARN L170 areAnnotationChecker]: L122 has no Hoare annotation [2020-07-28 19:07:55,583 WARN L170 areAnnotationChecker]: L122 has no Hoare annotation [2020-07-28 19:07:55,584 WARN L170 areAnnotationChecker]: L242-6 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L96-1 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L96-1 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L242-6 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L242-6 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L159-6 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L934-6 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-28 19:07:55,585 WARN L170 areAnnotationChecker]: L1011-1 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L1011-1 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L242-8 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L159-6 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L159-6 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L934-6 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L934-6 has no Hoare annotation [2020-07-28 19:07:55,586 WARN L170 areAnnotationChecker]: L122-2 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L261-2 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L242-3 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L100-2 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L122-2 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L122-2 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L242-3 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L242-3 has no Hoare annotation [2020-07-28 19:07:55,587 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-28 19:07:55,588 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-28 19:07:55,588 WARN L170 areAnnotationChecker]: L100-2 has no Hoare annotation [2020-07-28 19:07:55,588 WARN L170 areAnnotationChecker]: L100-2 has no Hoare annotation [2020-07-28 19:07:55,588 WARN L170 areAnnotationChecker]: L261-6 has no Hoare annotation [2020-07-28 19:07:55,588 WARN L170 areAnnotationChecker]: L96-5 has no Hoare annotation [2020-07-28 19:07:55,588 WARN L170 areAnnotationChecker]: L96-5 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L396-4 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L242-5 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L401 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L401 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L261-6 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L261-6 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L1011-5 has no Hoare annotation [2020-07-28 19:07:55,589 WARN L170 areAnnotationChecker]: L1011-5 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L396-4 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L396-4 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L100-1 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L159-4 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L261-8 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L242-15 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L400-4 has no Hoare annotation [2020-07-28 19:07:55,590 WARN L170 areAnnotationChecker]: L1011 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L1011 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L100-1 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L100-1 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L159-4 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L159-4 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L242-15 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L242-15 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L400-4 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L400-4 has no Hoare annotation [2020-07-28 19:07:55,591 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-28 19:07:55,592 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-28 19:07:55,592 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-28 19:07:55,592 WARN L170 areAnnotationChecker]: L242-17 has no Hoare annotation [2020-07-28 19:07:55,592 WARN L170 areAnnotationChecker]: L401-4 has no Hoare annotation [2020-07-28 19:07:55,592 WARN L170 areAnnotationChecker]: L401-4 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L159-2 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L96-4 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L96-4 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L100-5 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L923-2 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L923-2 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L242-2 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L159-2 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L159-2 has no Hoare annotation [2020-07-28 19:07:55,593 WARN L170 areAnnotationChecker]: L1011-4 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L1011-4 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L100-5 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L100-5 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L242-12 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L242-12 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L242-12 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L159-10 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L242-14 has no Hoare annotation [2020-07-28 19:07:55,594 WARN L170 areAnnotationChecker]: L159-10 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L159-10 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L100-4 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L100-4 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L100-4 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L159-8 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L159-8 has no Hoare annotation [2020-07-28 19:07:55,595 WARN L170 areAnnotationChecker]: L159-8 has no Hoare annotation [2020-07-28 19:07:55,595 INFO L163 areAnnotationChecker]: CFG has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:07:55,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:07:55 BoogieIcfgContainer [2020-07-28 19:07:55,637 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:07:55,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:07:55,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:07:55,638 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:07:55,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:06:48" (3/4) ... [2020-07-28 19:07:55,642 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:07:55,664 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:07:55,666 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:07:55,667 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:07:55,669 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:07:55,670 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:07:55,671 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:07:55,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:07:55,705 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp <= 1 && 0 == splverifierCounter) && 0 == tmp) && waterLevel <= 1) && 1 <= tmp___0) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) && \result <= 1) || ((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && tmp <= 2) && 0 == pumpRunning) && 1 < tmp) && 2 <= \result) && 1 == systemActive)) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || (((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive)) || (((((tmp <= 1 && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || ((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && tmp <= 2) && 1 < tmp) && 2 <= \result) && 1 == systemActive) && 1 <= pumpRunning) [2020-07-28 19:07:55,707 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == splverifierCounter && waterLevel <= 2) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) || ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning)) || ((((0 == splverifierCounter && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:55,707 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == splverifierCounter && waterLevel <= 2) && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) || ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning)) || ((((0 == splverifierCounter && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:55,708 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == splverifierCounter && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || (((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:55,708 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && 1 == systemActive) && 1 <= pumpRunning) || ((((((0 == splverifierCounter && 0 == tmp) && waterLevel <= 2) && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning)) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || (((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) [2020-07-28 19:07:55,709 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0 == splverifierCounter && 0 == tmp) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) && \result <= 1) || ((((0 == splverifierCounter && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || ((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && 2 <= \result) && 1 == systemActive) && 1 <= pumpRunning)) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || ((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 2 <= \result) && 1 == systemActive) [2020-07-28 19:07:55,710 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == splverifierCounter && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning [2020-07-28 19:07:55,710 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) || ((((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && !(0 == \result)) && 1 == systemActive) [2020-07-28 19:07:55,711 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp <= 1 && 0 == splverifierCounter) && 0 == \result) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1) || ((((((((tmp <= 1 && 0 == splverifierCounter) && 0 == tmp) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) && \result <= 1)) || ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) [2020-07-28 19:07:55,711 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == splverifierCounter && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning [2020-07-28 19:07:55,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) || ((((((!(0 == tmp) && 0 == splverifierCounter) && 0 == \result) && 0 == pumpRunning) && waterLevel <= 1) && 0 == tmp___0) && 1 == systemActive) [2020-07-28 19:07:55,816 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:07:55,816 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:07:55,819 INFO L168 Benchmark]: Toolchain (without parser) took 70539.41 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 853.5 MB). Free memory was 954.9 MB in the beginning and 945.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 863.1 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:55,819 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:07:55,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:55,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.12 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:55,821 INFO L168 Benchmark]: Boogie Preprocessor took 55.06 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:55,822 INFO L168 Benchmark]: RCFGBuilder took 1861.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.8 MB in the end (delta: 197.2 MB). Peak memory consumption was 197.2 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:55,822 INFO L168 Benchmark]: TraceAbstraction took 67546.37 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 704.1 MB). Free memory was 919.8 MB in the beginning and 965.8 MB in the end (delta: -45.9 MB). Peak memory consumption was 658.2 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:55,823 INFO L168 Benchmark]: Witness Printer took 179.13 ms. Allocated memory is still 1.9 GB. Free memory was 965.8 MB in the beginning and 945.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2020-07-28 19:07:55,827 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 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 767.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 121.12 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.06 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1861.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.8 MB in the end (delta: 197.2 MB). Peak memory consumption was 197.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 67546.37 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 704.1 MB). Free memory was 919.8 MB in the beginning and 965.8 MB in the end (delta: -45.9 MB). Peak memory consumption was 658.2 MB. Max. memory is 11.5 GB. * Witness Printer took 179.13 ms. Allocated memory is still 1.9 GB. Free memory was 965.8 MB in the beginning and 945.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 923]: 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: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) || ((((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && !(0 == \result)) && 1 == systemActive) - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((((tmp <= 1 && 0 == splverifierCounter) && 0 == \result) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1) || ((((((((tmp <= 1 && 0 == splverifierCounter) && 0 == tmp) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) && \result <= 1)) || ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning) || (((0 == splverifierCounter && waterLevel <= 2) && 1 == systemActive) && 1 <= pumpRunning)) || (((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((0 == splverifierCounter && waterLevel <= 2) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) || ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning)) || ((((0 == splverifierCounter && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) || ((((((!(0 == tmp) && 0 == splverifierCounter) && 0 == \result) && 0 == pumpRunning) && waterLevel <= 1) && 0 == tmp___0) && 1 == systemActive) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: ((((((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && 1 == systemActive) && 1 <= pumpRunning) || ((((((0 == splverifierCounter && 0 == tmp) && waterLevel <= 2) && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning)) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || (((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && waterLevel <= 2) && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) || ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning)) || ((((0 == splverifierCounter && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: ((((((((((0 == splverifierCounter && 0 == tmp) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) && \result <= 1) || ((((0 == splverifierCounter && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || ((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && 2 <= \result) && 1 == systemActive) && 1 <= pumpRunning)) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || ((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 2 <= \result) && 1 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((tmp <= 1 && 0 == splverifierCounter) && 0 == tmp) && waterLevel <= 1) && 1 <= tmp___0) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) && \result <= 1) || ((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && tmp <= 2) && 0 == pumpRunning) && 1 < tmp) && 2 <= \result) && 1 == systemActive)) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || (((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive)) || (((((tmp <= 1 && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) && \result <= 1)) || ((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && waterLevel <= 2) && tmp <= 2) && 1 < tmp) && 2 <= \result) && 1 == systemActive) && 1 <= pumpRunning) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning) || (((0 == splverifierCounter && waterLevel <= 2) && 1 == systemActive) && 1 <= pumpRunning)) || (((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && 1 <= pumpRunning) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || (((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning) || (((0 == splverifierCounter && waterLevel <= 2) && 1 == systemActive) && 1 <= pumpRunning)) || (((0 == splverifierCounter && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 146 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 53.1s, OverallIterations: 17, TraceHistogramMax: 5, AutomataDifference: 34.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2065 SDtfs, 3037 SDslu, 3731 SDs, 0 SdLazy, 605 SolverSat, 149 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 812 GetRequests, 707 SyntacticMatches, 1 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=441occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.5s AutomataMinimizationTime, 17 MinimizatonAttempts, 2325 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 384 NumberOfFragments, 864 HoareAnnotationTreeSize, 63 FomulaSimplifications, 21708176 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 63 FomulaSimplificationsInter, 926432 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1782 NumberOfCodeBlocks, 1684 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 1759 ConstructedInterpolants, 0 QuantifiedInterpolants, 392787 SizeOfPredicates, 21 NumberOfNonLiveVariables, 3306 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 23 InterpolantComputations, 13 PerfectInterpolantSequences, 1471/1610 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...