./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product35.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_product35.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 426d9f957077f660214567f7d0d5aaa1a30c29c0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 19:05:24,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:05:24,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:05:24,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:05:24,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:05:24,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:05:24,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:05:24,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:05:24,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:05:24,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:05:24,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:05:24,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:05:24,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:05:24,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:05:24,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:05:24,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:05:24,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:05:24,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:05:24,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:05:24,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:05:24,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:05:24,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:05:24,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:05:24,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:05:24,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:05:24,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:05:24,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:05:24,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:05:24,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:05:24,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:05:24,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:05:24,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:05:24,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:05:24,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:05:24,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:05:24,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:05:24,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:05:24,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:05:24,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:05:24,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:05:24,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:05:24,149 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:05:24,176 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:05:24,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:05:24,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:05:24,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:05:24,181 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:05:24,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:05:24,182 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:05:24,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:05:24,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:05:24,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:05:24,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:05:24,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:05:24,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:05:24,185 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:05:24,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:05:24,185 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:05:24,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:05:24,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:05:24,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:05:24,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:05:24,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:05:24,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:05:24,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:05:24,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:05:24,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:05:24,188 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:05:24,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:05:24,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:05:24,189 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:05:24,189 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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2020-07-28 19:05:24,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:05:24,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:05:24,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:05:24,526 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:05:24,527 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:05:24,527 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2020-07-28 19:05:24,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/872c1c511/e21a35f0fa774e709b5ad245b8604a2a/FLAGf4eb1be5d [2020-07-28 19:05:25,185 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:05:25,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2020-07-28 19:05:25,199 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/872c1c511/e21a35f0fa774e709b5ad245b8604a2a/FLAGf4eb1be5d [2020-07-28 19:05:25,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/872c1c511/e21a35f0fa774e709b5ad245b8604a2a [2020-07-28 19:05:25,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:05:25,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:05:25,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:25,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:05:25,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:05:25,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:25" (1/1) ... [2020-07-28 19:05:25,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e785499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:25, skipping insertion in model container [2020-07-28 19:05:25,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:05:25" (1/1) ... [2020-07-28 19:05:25,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:05:25,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:05:26,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:26,113 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:05:26,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:05:26,237 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:05:26,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26 WrapperNode [2020-07-28 19:05:26,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:05:26,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:26,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:05:26,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:05:26,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:05:26,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:05:26,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:05:26,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:05:26,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... [2020-07-28 19:05:26,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:05:26,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:05:26,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:05:26,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:05:26,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:05:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 19:05:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 19:05:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:05:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:05:27,894 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:05:27,894 INFO L295 CfgBuilder]: Removed 114 assume(true) statements. [2020-07-28 19:05:27,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:27 BoogieIcfgContainer [2020-07-28 19:05:27,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:05:27,905 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:05:27,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:05:27,910 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:05:27,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:05:25" (1/3) ... [2020-07-28 19:05:27,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e1a0273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:27, skipping insertion in model container [2020-07-28 19:05:27,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:05:26" (2/3) ... [2020-07-28 19:05:27,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e1a0273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:05:27, skipping insertion in model container [2020-07-28 19:05:27,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:27" (3/3) ... [2020-07-28 19:05:27,916 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35.cil.c [2020-07-28 19:05:27,928 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:05:27,937 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 19:05:27,953 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 19:05:27,989 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:05:27,989 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:05:27,990 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:05:27,991 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:05:27,991 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:05:27,991 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:05:27,992 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:05:27,992 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:05:28,022 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states. [2020-07-28 19:05:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 19:05:28,035 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:28,037 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:28,037 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:28,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:28,045 INFO L82 PathProgramCache]: Analyzing trace with hash -950357280, now seen corresponding path program 1 times [2020-07-28 19:05:28,056 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:28,056 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141872185] [2020-07-28 19:05:28,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:28,469 INFO L280 TraceCheckUtils]: 0: Hoare triple {92#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {92#true} is VALID [2020-07-28 19:05:28,470 INFO L280 TraceCheckUtils]: 1: Hoare triple {92#true} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {92#true} is VALID [2020-07-28 19:05:28,471 INFO L280 TraceCheckUtils]: 2: Hoare triple {92#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {92#true} is VALID [2020-07-28 19:05:28,471 INFO L280 TraceCheckUtils]: 3: Hoare triple {92#true} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {92#true} is VALID [2020-07-28 19:05:28,471 INFO L280 TraceCheckUtils]: 4: Hoare triple {92#true} assume 0 != main_~tmp~0; {92#true} is VALID [2020-07-28 19:05:28,472 INFO L280 TraceCheckUtils]: 5: Hoare triple {92#true} ~switchedOnBeforeTS~0 := 0; {92#true} is VALID [2020-07-28 19:05:28,472 INFO L280 TraceCheckUtils]: 6: Hoare triple {92#true} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {92#true} is VALID [2020-07-28 19:05:28,476 INFO L280 TraceCheckUtils]: 7: Hoare triple {92#true} assume !true; {93#false} is VALID [2020-07-28 19:05:28,476 INFO L280 TraceCheckUtils]: 8: Hoare triple {93#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~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {93#false} is VALID [2020-07-28 19:05:28,477 INFO L280 TraceCheckUtils]: 9: Hoare triple {93#false} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {93#false} is VALID [2020-07-28 19:05:28,477 INFO L280 TraceCheckUtils]: 10: Hoare triple {93#false} assume !(0 != ~pumpRunning~0); {93#false} is VALID [2020-07-28 19:05:28,478 INFO L280 TraceCheckUtils]: 11: Hoare triple {93#false} assume !(0 != ~systemActive~0); {93#false} is VALID [2020-07-28 19:05:28,478 INFO L280 TraceCheckUtils]: 12: Hoare triple {93#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {93#false} is VALID [2020-07-28 19:05:28,478 INFO L280 TraceCheckUtils]: 13: Hoare triple {93#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {93#false} is VALID [2020-07-28 19:05:28,479 INFO L280 TraceCheckUtils]: 14: Hoare triple {93#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {93#false} is VALID [2020-07-28 19:05:28,479 INFO L280 TraceCheckUtils]: 15: Hoare triple {93#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {93#false} is VALID [2020-07-28 19:05:28,480 INFO L280 TraceCheckUtils]: 16: Hoare triple {93#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {93#false} is VALID [2020-07-28 19:05:28,480 INFO L280 TraceCheckUtils]: 17: Hoare triple {93#false} assume 0 == ~switchedOnBeforeTS~0; {93#false} is VALID [2020-07-28 19:05:28,480 INFO L280 TraceCheckUtils]: 18: Hoare triple {93#false} assume !false; {93#false} is VALID [2020-07-28 19:05:28,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:28,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141872185] [2020-07-28 19:05:28,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:28,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:28,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101693074] [2020-07-28 19:05:28,494 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:28,496 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:28,500 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 19:05:28,550 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:28,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 19:05:28,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:28,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 19:05:28,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:05:28,563 INFO L87 Difference]: Start difference. First operand 89 states. Second operand 2 states. [2020-07-28 19:05:28,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:28,884 INFO L93 Difference]: Finished difference Result 171 states and 256 transitions. [2020-07-28 19:05:28,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 19:05:28,885 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-07-28 19:05:28,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:28,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 256 transitions. [2020-07-28 19:05:28,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 19:05:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 256 transitions. [2020-07-28 19:05:28,909 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 256 transitions. [2020-07-28 19:05:29,274 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 256 edges. 256 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:29,291 INFO L225 Difference]: With dead ends: 171 [2020-07-28 19:05:29,291 INFO L226 Difference]: Without dead ends: 85 [2020-07-28 19:05:29,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 19:05:29,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-28 19:05:29,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-28 19:05:29,358 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:29,359 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand 85 states. [2020-07-28 19:05:29,360 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:05:29,360 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:05:29,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:29,367 INFO L93 Difference]: Finished difference Result 85 states and 120 transitions. [2020-07-28 19:05:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 120 transitions. [2020-07-28 19:05:29,369 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:29,369 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:29,369 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-28 19:05:29,369 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-28 19:05:29,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:29,376 INFO L93 Difference]: Finished difference Result 85 states and 120 transitions. [2020-07-28 19:05:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 120 transitions. [2020-07-28 19:05:29,377 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:29,378 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:29,378 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:29,378 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:29,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-28 19:05:29,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 120 transitions. [2020-07-28 19:05:29,385 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 120 transitions. Word has length 19 [2020-07-28 19:05:29,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:29,386 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 120 transitions. [2020-07-28 19:05:29,386 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 19:05:29,386 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 120 transitions. [2020-07-28 19:05:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-28 19:05:29,388 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:29,388 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:29,389 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:05:29,389 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:29,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:29,389 INFO L82 PathProgramCache]: Analyzing trace with hash -552380079, now seen corresponding path program 1 times [2020-07-28 19:05:29,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:29,390 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630999121] [2020-07-28 19:05:29,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:29,530 INFO L280 TraceCheckUtils]: 0: Hoare triple {633#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {633#true} is VALID [2020-07-28 19:05:29,530 INFO L280 TraceCheckUtils]: 1: Hoare triple {633#true} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {633#true} is VALID [2020-07-28 19:05:29,530 INFO L280 TraceCheckUtils]: 2: Hoare triple {633#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {633#true} is VALID [2020-07-28 19:05:29,531 INFO L280 TraceCheckUtils]: 3: Hoare triple {633#true} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {633#true} is VALID [2020-07-28 19:05:29,531 INFO L280 TraceCheckUtils]: 4: Hoare triple {633#true} assume 0 != main_~tmp~0; {633#true} is VALID [2020-07-28 19:05:29,531 INFO L280 TraceCheckUtils]: 5: Hoare triple {633#true} ~switchedOnBeforeTS~0 := 0; {633#true} is VALID [2020-07-28 19:05:29,532 INFO L280 TraceCheckUtils]: 6: Hoare triple {633#true} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {635#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:29,533 INFO L280 TraceCheckUtils]: 7: Hoare triple {635#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {635#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 19:05:29,534 INFO L280 TraceCheckUtils]: 8: Hoare triple {635#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {634#false} is VALID [2020-07-28 19:05:29,534 INFO L280 TraceCheckUtils]: 9: Hoare triple {634#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~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {634#false} is VALID [2020-07-28 19:05:29,535 INFO L280 TraceCheckUtils]: 10: Hoare triple {634#false} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {634#false} is VALID [2020-07-28 19:05:29,535 INFO L280 TraceCheckUtils]: 11: Hoare triple {634#false} assume !(0 != ~pumpRunning~0); {634#false} is VALID [2020-07-28 19:05:29,535 INFO L280 TraceCheckUtils]: 12: Hoare triple {634#false} assume !(0 != ~systemActive~0); {634#false} is VALID [2020-07-28 19:05:29,536 INFO L280 TraceCheckUtils]: 13: Hoare triple {634#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {634#false} is VALID [2020-07-28 19:05:29,536 INFO L280 TraceCheckUtils]: 14: Hoare triple {634#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {634#false} is VALID [2020-07-28 19:05:29,536 INFO L280 TraceCheckUtils]: 15: Hoare triple {634#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {634#false} is VALID [2020-07-28 19:05:29,537 INFO L280 TraceCheckUtils]: 16: Hoare triple {634#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {634#false} is VALID [2020-07-28 19:05:29,537 INFO L280 TraceCheckUtils]: 17: Hoare triple {634#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {634#false} is VALID [2020-07-28 19:05:29,537 INFO L280 TraceCheckUtils]: 18: Hoare triple {634#false} assume 0 == ~switchedOnBeforeTS~0; {634#false} is VALID [2020-07-28 19:05:29,538 INFO L280 TraceCheckUtils]: 19: Hoare triple {634#false} assume !false; {634#false} is VALID [2020-07-28 19:05:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:29,540 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630999121] [2020-07-28 19:05:29,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:29,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:05:29,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018137776] [2020-07-28 19:05:29,542 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:29,542 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:29,543 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:29,578 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:29,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:29,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:29,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:29,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:29,579 INFO L87 Difference]: Start difference. First operand 85 states and 120 transitions. Second operand 3 states. [2020-07-28 19:05:29,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:29,815 INFO L93 Difference]: Finished difference Result 85 states and 120 transitions. [2020-07-28 19:05:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:29,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-28 19:05:29,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:29,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 120 transitions. [2020-07-28 19:05:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:29,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 120 transitions. [2020-07-28 19:05:29,824 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 120 transitions. [2020-07-28 19:05:29,965 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 120 edges. 120 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:29,969 INFO L225 Difference]: With dead ends: 85 [2020-07-28 19:05:29,969 INFO L226 Difference]: Without dead ends: 40 [2020-07-28 19:05:29,970 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:29,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2020-07-28 19:05:29,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2020-07-28 19:05:29,989 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:29,989 INFO L82 GeneralOperation]: Start isEquivalent. First operand 40 states. Second operand 40 states. [2020-07-28 19:05:29,989 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 40 states. [2020-07-28 19:05:29,990 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 40 states. [2020-07-28 19:05:29,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:29,993 INFO L93 Difference]: Finished difference Result 40 states and 56 transitions. [2020-07-28 19:05:29,993 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2020-07-28 19:05:29,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:29,994 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:29,994 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 40 states. [2020-07-28 19:05:29,994 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 40 states. [2020-07-28 19:05:29,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:29,997 INFO L93 Difference]: Finished difference Result 40 states and 56 transitions. [2020-07-28 19:05:29,997 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2020-07-28 19:05:29,999 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:29,999 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:29,999 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:29,999 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:29,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-07-28 19:05:30,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 56 transitions. [2020-07-28 19:05:30,001 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 56 transitions. Word has length 20 [2020-07-28 19:05:30,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:30,002 INFO L479 AbstractCegarLoop]: Abstraction has 40 states and 56 transitions. [2020-07-28 19:05:30,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:30,003 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2020-07-28 19:05:30,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 19:05:30,009 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:30,009 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:30,009 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:05:30,009 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:30,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:30,010 INFO L82 PathProgramCache]: Analyzing trace with hash 483095041, now seen corresponding path program 1 times [2020-07-28 19:05:30,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:30,011 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929508492] [2020-07-28 19:05:30,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:30,222 INFO L280 TraceCheckUtils]: 0: Hoare triple {897#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {899#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:30,223 INFO L280 TraceCheckUtils]: 1: Hoare triple {899#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {899#(= 1 ~systemActive~0)} is VALID [2020-07-28 19:05:30,224 INFO L280 TraceCheckUtils]: 2: Hoare triple {899#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {900#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} is VALID [2020-07-28 19:05:30,225 INFO L280 TraceCheckUtils]: 3: Hoare triple {900#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {901#(= ULTIMATE.start_main_~tmp~0 ~systemActive~0)} is VALID [2020-07-28 19:05:30,226 INFO L280 TraceCheckUtils]: 4: Hoare triple {901#(= ULTIMATE.start_main_~tmp~0 ~systemActive~0)} assume 0 != main_~tmp~0; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,227 INFO L280 TraceCheckUtils]: 5: Hoare triple {902#(not (= 0 ~systemActive~0))} ~switchedOnBeforeTS~0 := 0; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,228 INFO L280 TraceCheckUtils]: 6: Hoare triple {902#(not (= 0 ~systemActive~0))} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,229 INFO L280 TraceCheckUtils]: 7: Hoare triple {902#(not (= 0 ~systemActive~0))} assume !false; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,230 INFO L280 TraceCheckUtils]: 8: Hoare triple {902#(not (= 0 ~systemActive~0))} assume test_~splverifierCounter~0 < 4; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,231 INFO L280 TraceCheckUtils]: 9: Hoare triple {902#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,232 INFO L280 TraceCheckUtils]: 10: Hoare triple {902#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp~4); {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,233 INFO L280 TraceCheckUtils]: 11: Hoare triple {902#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,234 INFO L280 TraceCheckUtils]: 12: Hoare triple {902#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp___0~0); {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,235 INFO L280 TraceCheckUtils]: 13: Hoare triple {902#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,236 INFO L280 TraceCheckUtils]: 14: Hoare triple {902#(not (= 0 ~systemActive~0))} assume 0 != test_~tmp___2~0; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,237 INFO L280 TraceCheckUtils]: 15: Hoare triple {902#(not (= 0 ~systemActive~0))} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,238 INFO L280 TraceCheckUtils]: 16: Hoare triple {902#(not (= 0 ~systemActive~0))} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,239 INFO L280 TraceCheckUtils]: 17: Hoare triple {902#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {902#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 19:05:30,240 INFO L280 TraceCheckUtils]: 18: Hoare triple {902#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {898#false} is VALID [2020-07-28 19:05:30,240 INFO L280 TraceCheckUtils]: 19: Hoare triple {898#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {898#false} is VALID [2020-07-28 19:05:30,241 INFO L280 TraceCheckUtils]: 20: Hoare triple {898#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {898#false} is VALID [2020-07-28 19:05:30,241 INFO L280 TraceCheckUtils]: 21: Hoare triple {898#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {898#false} is VALID [2020-07-28 19:05:30,241 INFO L280 TraceCheckUtils]: 22: Hoare triple {898#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {898#false} is VALID [2020-07-28 19:05:30,242 INFO L280 TraceCheckUtils]: 23: Hoare triple {898#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {898#false} is VALID [2020-07-28 19:05:30,242 INFO L280 TraceCheckUtils]: 24: Hoare triple {898#false} assume 0 == ~switchedOnBeforeTS~0; {898#false} is VALID [2020-07-28 19:05:30,242 INFO L280 TraceCheckUtils]: 25: Hoare triple {898#false} assume !false; {898#false} is VALID [2020-07-28 19:05:30,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:30,245 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929508492] [2020-07-28 19:05:30,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:30,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:05:30,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052416581] [2020-07-28 19:05:30,246 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-07-28 19:05:30,246 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:30,246 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:05:30,289 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:30,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:05:30,289 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:30,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:05:30,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:05:30,290 INFO L87 Difference]: Start difference. First operand 40 states and 56 transitions. Second operand 6 states. [2020-07-28 19:05:31,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:31,015 INFO L93 Difference]: Finished difference Result 132 states and 192 transitions. [2020-07-28 19:05:31,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:05:31,015 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-07-28 19:05:31,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:31,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:05:31,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 192 transitions. [2020-07-28 19:05:31,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:05:31,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 192 transitions. [2020-07-28 19:05:31,023 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 192 transitions. [2020-07-28 19:05:31,256 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 192 edges. 192 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:31,261 INFO L225 Difference]: With dead ends: 132 [2020-07-28 19:05:31,261 INFO L226 Difference]: Without dead ends: 99 [2020-07-28 19:05:31,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:05:31,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-28 19:05:31,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 62. [2020-07-28 19:05:31,317 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:31,318 INFO L82 GeneralOperation]: Start isEquivalent. First operand 99 states. Second operand 62 states. [2020-07-28 19:05:31,318 INFO L74 IsIncluded]: Start isIncluded. First operand 99 states. Second operand 62 states. [2020-07-28 19:05:31,318 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 62 states. [2020-07-28 19:05:31,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:31,325 INFO L93 Difference]: Finished difference Result 99 states and 141 transitions. [2020-07-28 19:05:31,326 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2020-07-28 19:05:31,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:31,327 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:31,328 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 99 states. [2020-07-28 19:05:31,328 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 99 states. [2020-07-28 19:05:31,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:31,336 INFO L93 Difference]: Finished difference Result 99 states and 141 transitions. [2020-07-28 19:05:31,336 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2020-07-28 19:05:31,339 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:31,339 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:31,340 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:31,340 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:31,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-07-28 19:05:31,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 89 transitions. [2020-07-28 19:05:31,343 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 89 transitions. Word has length 26 [2020-07-28 19:05:31,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:31,343 INFO L479 AbstractCegarLoop]: Abstraction has 62 states and 89 transitions. [2020-07-28 19:05:31,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:05:31,344 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2020-07-28 19:05:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-28 19:05:31,345 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:31,345 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:31,345 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:05:31,345 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:31,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:31,346 INFO L82 PathProgramCache]: Analyzing trace with hash -2057617797, now seen corresponding path program 1 times [2020-07-28 19:05:31,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:31,347 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604319483] [2020-07-28 19:05:31,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:31,447 INFO L280 TraceCheckUtils]: 0: Hoare triple {1382#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,448 INFO L280 TraceCheckUtils]: 1: Hoare triple {1384#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,448 INFO L280 TraceCheckUtils]: 2: Hoare triple {1384#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,449 INFO L280 TraceCheckUtils]: 3: Hoare triple {1384#(= 0 ~pumpRunning~0)} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,450 INFO L280 TraceCheckUtils]: 4: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~0; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,451 INFO L280 TraceCheckUtils]: 5: Hoare triple {1384#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,451 INFO L280 TraceCheckUtils]: 6: Hoare triple {1384#(= 0 ~pumpRunning~0)} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,452 INFO L280 TraceCheckUtils]: 7: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume !false; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,453 INFO L280 TraceCheckUtils]: 8: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,453 INFO L280 TraceCheckUtils]: 9: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,454 INFO L280 TraceCheckUtils]: 10: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,455 INFO L280 TraceCheckUtils]: 11: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,455 INFO L280 TraceCheckUtils]: 12: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~0); {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,456 INFO L280 TraceCheckUtils]: 13: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,457 INFO L280 TraceCheckUtils]: 14: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,458 INFO L280 TraceCheckUtils]: 15: Hoare triple {1384#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,459 INFO L280 TraceCheckUtils]: 16: Hoare triple {1384#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,459 INFO L280 TraceCheckUtils]: 17: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,460 INFO L280 TraceCheckUtils]: 18: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {1384#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:31,461 INFO L280 TraceCheckUtils]: 19: Hoare triple {1384#(= 0 ~pumpRunning~0)} assume !(0 == ~pumpRunning~0); {1383#false} is VALID [2020-07-28 19:05:31,461 INFO L280 TraceCheckUtils]: 20: Hoare triple {1383#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {1383#false} is VALID [2020-07-28 19:05:31,462 INFO L280 TraceCheckUtils]: 21: Hoare triple {1383#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {1383#false} is VALID [2020-07-28 19:05:31,462 INFO L280 TraceCheckUtils]: 22: Hoare triple {1383#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1383#false} is VALID [2020-07-28 19:05:31,462 INFO L280 TraceCheckUtils]: 23: Hoare triple {1383#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {1383#false} is VALID [2020-07-28 19:05:31,462 INFO L280 TraceCheckUtils]: 24: Hoare triple {1383#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {1383#false} is VALID [2020-07-28 19:05:31,463 INFO L280 TraceCheckUtils]: 25: Hoare triple {1383#false} assume 0 == ~switchedOnBeforeTS~0; {1383#false} is VALID [2020-07-28 19:05:31,463 INFO L280 TraceCheckUtils]: 26: Hoare triple {1383#false} assume !false; {1383#false} is VALID [2020-07-28 19:05:31,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:31,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604319483] [2020-07-28 19:05:31,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:31,465 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:31,465 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295874397] [2020-07-28 19:05:31,466 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-07-28 19:05:31,466 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:31,467 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:31,502 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:31,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:31,503 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:31,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:31,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:31,503 INFO L87 Difference]: Start difference. First operand 62 states and 89 transitions. Second operand 3 states. [2020-07-28 19:05:31,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:31,777 INFO L93 Difference]: Finished difference Result 141 states and 205 transitions. [2020-07-28 19:05:31,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:31,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-07-28 19:05:31,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:31,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 141 transitions. [2020-07-28 19:05:31,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:31,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 141 transitions. [2020-07-28 19:05:31,782 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 141 transitions. [2020-07-28 19:05:31,928 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 141 edges. 141 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:31,930 INFO L225 Difference]: With dead ends: 141 [2020-07-28 19:05:31,930 INFO L226 Difference]: Without dead ends: 86 [2020-07-28 19:05:31,931 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:31,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-07-28 19:05:32,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2020-07-28 19:05:32,038 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:32,038 INFO L82 GeneralOperation]: Start isEquivalent. First operand 86 states. Second operand 84 states. [2020-07-28 19:05:32,038 INFO L74 IsIncluded]: Start isIncluded. First operand 86 states. Second operand 84 states. [2020-07-28 19:05:32,038 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 84 states. [2020-07-28 19:05:32,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:32,042 INFO L93 Difference]: Finished difference Result 86 states and 119 transitions. [2020-07-28 19:05:32,042 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2020-07-28 19:05:32,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:32,043 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:32,043 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 86 states. [2020-07-28 19:05:32,043 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 86 states. [2020-07-28 19:05:32,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:32,048 INFO L93 Difference]: Finished difference Result 86 states and 119 transitions. [2020-07-28 19:05:32,048 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2020-07-28 19:05:32,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:32,049 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:32,049 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:32,050 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:32,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-28 19:05:32,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 118 transitions. [2020-07-28 19:05:32,054 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 118 transitions. Word has length 27 [2020-07-28 19:05:32,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:32,057 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 118 transitions. [2020-07-28 19:05:32,057 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2020-07-28 19:05:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-07-28 19:05:32,058 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:32,059 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:32,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:05:32,059 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:32,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:32,060 INFO L82 PathProgramCache]: Analyzing trace with hash 214615626, now seen corresponding path program 1 times [2020-07-28 19:05:32,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:32,061 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907118784] [2020-07-28 19:05:32,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:32,241 INFO L280 TraceCheckUtils]: 0: Hoare triple {1881#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,242 INFO L280 TraceCheckUtils]: 1: Hoare triple {1883#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,243 INFO L280 TraceCheckUtils]: 2: Hoare triple {1883#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,243 INFO L280 TraceCheckUtils]: 3: Hoare triple {1883#(= 0 ~pumpRunning~0)} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,243 INFO L280 TraceCheckUtils]: 4: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~0; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,244 INFO L280 TraceCheckUtils]: 5: Hoare triple {1883#(= 0 ~pumpRunning~0)} ~switchedOnBeforeTS~0 := 0; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,244 INFO L280 TraceCheckUtils]: 6: Hoare triple {1883#(= 0 ~pumpRunning~0)} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,245 INFO L280 TraceCheckUtils]: 7: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume !false; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,245 INFO L280 TraceCheckUtils]: 8: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,246 INFO L280 TraceCheckUtils]: 9: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,246 INFO L280 TraceCheckUtils]: 10: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,247 INFO L280 TraceCheckUtils]: 11: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,247 INFO L280 TraceCheckUtils]: 12: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~0); {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,247 INFO L280 TraceCheckUtils]: 13: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,248 INFO L280 TraceCheckUtils]: 14: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___1~0 := test_#t~nondet40;havoc test_#t~nondet40; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,250 INFO L280 TraceCheckUtils]: 15: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___1~0; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,251 INFO L280 TraceCheckUtils]: 16: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,252 INFO L280 TraceCheckUtils]: 17: Hoare triple {1883#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,253 INFO L280 TraceCheckUtils]: 18: Hoare triple {1883#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,254 INFO L280 TraceCheckUtils]: 19: Hoare triple {1883#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,254 INFO L280 TraceCheckUtils]: 20: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,255 INFO L280 TraceCheckUtils]: 21: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume !(0 != ~systemActive~0); {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,255 INFO L280 TraceCheckUtils]: 22: Hoare triple {1883#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,255 INFO L280 TraceCheckUtils]: 23: Hoare triple {1883#(= 0 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {1883#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 19:05:32,256 INFO L280 TraceCheckUtils]: 24: Hoare triple {1883#(= 0 ~pumpRunning~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1884#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:05:32,257 INFO L280 TraceCheckUtils]: 25: Hoare triple {1884#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {1885#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2)} is VALID [2020-07-28 19:05:32,257 INFO L280 TraceCheckUtils]: 26: Hoare triple {1885#(= 0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {1882#false} is VALID [2020-07-28 19:05:32,257 INFO L280 TraceCheckUtils]: 27: Hoare triple {1882#false} assume 0 == ~switchedOnBeforeTS~0; {1882#false} is VALID [2020-07-28 19:05:32,258 INFO L280 TraceCheckUtils]: 28: Hoare triple {1882#false} assume !false; {1882#false} is VALID [2020-07-28 19:05:32,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:32,259 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907118784] [2020-07-28 19:05:32,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:32,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 19:05:32,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014020741] [2020-07-28 19:05:32,260 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-07-28 19:05:32,261 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:32,261 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:05:32,305 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:32,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:05:32,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:32,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:05:32,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:05:32,306 INFO L87 Difference]: Start difference. First operand 84 states and 118 transitions. Second operand 5 states. [2020-07-28 19:05:33,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:33,234 INFO L93 Difference]: Finished difference Result 273 states and 386 transitions. [2020-07-28 19:05:33,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 19:05:33,235 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-07-28 19:05:33,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:33,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 273 transitions. [2020-07-28 19:05:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 273 transitions. [2020-07-28 19:05:33,245 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 273 transitions. [2020-07-28 19:05:33,579 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 273 edges. 273 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:33,584 INFO L225 Difference]: With dead ends: 273 [2020-07-28 19:05:33,584 INFO L226 Difference]: Without dead ends: 196 [2020-07-28 19:05:33,585 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-07-28 19:05:33,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-07-28 19:05:33,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 82. [2020-07-28 19:05:33,743 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:33,743 INFO L82 GeneralOperation]: Start isEquivalent. First operand 196 states. Second operand 82 states. [2020-07-28 19:05:33,743 INFO L74 IsIncluded]: Start isIncluded. First operand 196 states. Second operand 82 states. [2020-07-28 19:05:33,743 INFO L87 Difference]: Start difference. First operand 196 states. Second operand 82 states. [2020-07-28 19:05:33,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:33,750 INFO L93 Difference]: Finished difference Result 196 states and 273 transitions. [2020-07-28 19:05:33,751 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 273 transitions. [2020-07-28 19:05:33,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:33,752 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:33,752 INFO L74 IsIncluded]: Start isIncluded. First operand 82 states. Second operand 196 states. [2020-07-28 19:05:33,752 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 196 states. [2020-07-28 19:05:33,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:33,759 INFO L93 Difference]: Finished difference Result 196 states and 273 transitions. [2020-07-28 19:05:33,760 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 273 transitions. [2020-07-28 19:05:33,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:33,761 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:33,761 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:33,761 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:33,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-07-28 19:05:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 112 transitions. [2020-07-28 19:05:33,765 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 112 transitions. Word has length 29 [2020-07-28 19:05:33,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:33,766 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 112 transitions. [2020-07-28 19:05:33,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:05:33,766 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 112 transitions. [2020-07-28 19:05:33,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-28 19:05:33,768 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:33,769 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:33,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 19:05:33,769 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:33,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:33,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1855288842, now seen corresponding path program 1 times [2020-07-28 19:05:33,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:33,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653176993] [2020-07-28 19:05:33,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:33,872 INFO L280 TraceCheckUtils]: 0: Hoare triple {2801#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {2801#true} is VALID [2020-07-28 19:05:33,872 INFO L280 TraceCheckUtils]: 1: Hoare triple {2801#true} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {2801#true} is VALID [2020-07-28 19:05:33,872 INFO L280 TraceCheckUtils]: 2: Hoare triple {2801#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {2801#true} is VALID [2020-07-28 19:05:33,873 INFO L280 TraceCheckUtils]: 3: Hoare triple {2801#true} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {2801#true} is VALID [2020-07-28 19:05:33,873 INFO L280 TraceCheckUtils]: 4: Hoare triple {2801#true} assume 0 != main_~tmp~0; {2801#true} is VALID [2020-07-28 19:05:33,873 INFO L280 TraceCheckUtils]: 5: Hoare triple {2801#true} ~switchedOnBeforeTS~0 := 0; {2801#true} is VALID [2020-07-28 19:05:33,873 INFO L280 TraceCheckUtils]: 6: Hoare triple {2801#true} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2801#true} is VALID [2020-07-28 19:05:33,874 INFO L280 TraceCheckUtils]: 7: Hoare triple {2801#true} assume !false; {2801#true} is VALID [2020-07-28 19:05:33,874 INFO L280 TraceCheckUtils]: 8: Hoare triple {2801#true} assume test_~splverifierCounter~0 < 4; {2801#true} is VALID [2020-07-28 19:05:33,874 INFO L280 TraceCheckUtils]: 9: Hoare triple {2801#true} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {2801#true} is VALID [2020-07-28 19:05:33,874 INFO L280 TraceCheckUtils]: 10: Hoare triple {2801#true} assume !(0 != test_~tmp~4); {2801#true} is VALID [2020-07-28 19:05:33,874 INFO L280 TraceCheckUtils]: 11: Hoare triple {2801#true} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {2801#true} is VALID [2020-07-28 19:05:33,875 INFO L280 TraceCheckUtils]: 12: Hoare triple {2801#true} assume !(0 != test_~tmp___0~0); {2801#true} is VALID [2020-07-28 19:05:33,875 INFO L280 TraceCheckUtils]: 13: Hoare triple {2801#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {2801#true} is VALID [2020-07-28 19:05:33,875 INFO L280 TraceCheckUtils]: 14: Hoare triple {2801#true} assume 0 != test_~tmp___2~0; {2801#true} is VALID [2020-07-28 19:05:33,875 INFO L280 TraceCheckUtils]: 15: Hoare triple {2801#true} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {2801#true} is VALID [2020-07-28 19:05:33,875 INFO L280 TraceCheckUtils]: 16: Hoare triple {2801#true} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {2801#true} is VALID [2020-07-28 19:05:33,876 INFO L280 TraceCheckUtils]: 17: Hoare triple {2801#true} assume !(0 != ~pumpRunning~0); {2801#true} is VALID [2020-07-28 19:05:33,876 INFO L280 TraceCheckUtils]: 18: Hoare triple {2801#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {2801#true} is VALID [2020-07-28 19:05:33,876 INFO L280 TraceCheckUtils]: 19: Hoare triple {2801#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {2801#true} is VALID [2020-07-28 19:05:33,876 INFO L280 TraceCheckUtils]: 20: Hoare triple {2801#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~8 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {2801#true} is VALID [2020-07-28 19:05:33,877 INFO L280 TraceCheckUtils]: 21: Hoare triple {2801#true} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {2801#true} is VALID [2020-07-28 19:05:33,878 INFO L280 TraceCheckUtils]: 22: Hoare triple {2801#true} assume 0 != isHighWaterLevel_~tmp~6;isHighWaterLevel_~tmp___0~1 := 0; {2803#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)} is VALID [2020-07-28 19:05:33,879 INFO L280 TraceCheckUtils]: 23: Hoare triple {2803#(= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {2804#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} is VALID [2020-07-28 19:05:33,880 INFO L280 TraceCheckUtils]: 24: Hoare triple {2804#(= 0 |ULTIMATE.start_isHighWaterLevel_#res|)} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {2805#(= 0 ULTIMATE.start_processEnvironment_~tmp~5)} is VALID [2020-07-28 19:05:33,881 INFO L280 TraceCheckUtils]: 25: Hoare triple {2805#(= 0 ULTIMATE.start_processEnvironment_~tmp~5)} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {2802#false} is VALID [2020-07-28 19:05:33,881 INFO L280 TraceCheckUtils]: 26: Hoare triple {2802#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {2802#false} is VALID [2020-07-28 19:05:33,881 INFO L280 TraceCheckUtils]: 27: Hoare triple {2802#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {2802#false} is VALID [2020-07-28 19:05:33,881 INFO L280 TraceCheckUtils]: 28: Hoare triple {2802#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {2802#false} is VALID [2020-07-28 19:05:33,882 INFO L280 TraceCheckUtils]: 29: Hoare triple {2802#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {2802#false} is VALID [2020-07-28 19:05:33,882 INFO L280 TraceCheckUtils]: 30: Hoare triple {2802#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {2802#false} is VALID [2020-07-28 19:05:33,882 INFO L280 TraceCheckUtils]: 31: Hoare triple {2802#false} assume 0 == ~switchedOnBeforeTS~0; {2802#false} is VALID [2020-07-28 19:05:33,882 INFO L280 TraceCheckUtils]: 32: Hoare triple {2802#false} assume !false; {2802#false} is VALID [2020-07-28 19:05:33,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:33,884 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653176993] [2020-07-28 19:05:33,884 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:33,885 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:05:33,885 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754583460] [2020-07-28 19:05:33,885 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-07-28 19:05:33,885 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:33,886 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:05:33,933 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:33,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:05:33,934 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:33,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:05:33,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:05:33,934 INFO L87 Difference]: Start difference. First operand 82 states and 112 transitions. Second operand 5 states. [2020-07-28 19:05:34,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:34,693 INFO L93 Difference]: Finished difference Result 240 states and 330 transitions. [2020-07-28 19:05:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:05:34,693 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-07-28 19:05:34,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:34,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:34,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 170 transitions. [2020-07-28 19:05:34,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:05:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 170 transitions. [2020-07-28 19:05:34,703 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 170 transitions. [2020-07-28 19:05:34,878 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 170 edges. 170 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:34,882 INFO L225 Difference]: With dead ends: 240 [2020-07-28 19:05:34,883 INFO L226 Difference]: Without dead ends: 165 [2020-07-28 19:05:34,884 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-28 19:05:34,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-07-28 19:05:35,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 85. [2020-07-28 19:05:35,058 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:35,058 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 85 states. [2020-07-28 19:05:35,058 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 85 states. [2020-07-28 19:05:35,058 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 85 states. [2020-07-28 19:05:35,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:35,064 INFO L93 Difference]: Finished difference Result 165 states and 224 transitions. [2020-07-28 19:05:35,064 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 224 transitions. [2020-07-28 19:05:35,064 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:35,064 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:35,065 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 165 states. [2020-07-28 19:05:35,065 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 165 states. [2020-07-28 19:05:35,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:35,072 INFO L93 Difference]: Finished difference Result 165 states and 224 transitions. [2020-07-28 19:05:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 224 transitions. [2020-07-28 19:05:35,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:35,073 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:35,073 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:35,073 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:35,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-28 19:05:35,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 115 transitions. [2020-07-28 19:05:35,076 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 115 transitions. Word has length 33 [2020-07-28 19:05:35,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:35,076 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 115 transitions. [2020-07-28 19:05:35,077 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:05:35,077 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 115 transitions. [2020-07-28 19:05:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-28 19:05:35,079 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:35,080 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:35,080 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-28 19:05:35,080 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:35,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:35,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1738613876, now seen corresponding path program 1 times [2020-07-28 19:05:35,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:35,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490104137] [2020-07-28 19:05:35,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:35,178 INFO L280 TraceCheckUtils]: 0: Hoare triple {3617#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {3617#true} is VALID [2020-07-28 19:05:35,178 INFO L280 TraceCheckUtils]: 1: Hoare triple {3617#true} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {3617#true} is VALID [2020-07-28 19:05:35,179 INFO L280 TraceCheckUtils]: 2: Hoare triple {3617#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {3619#(= 1 |ULTIMATE.start_valid_product_#res|)} is VALID [2020-07-28 19:05:35,180 INFO L280 TraceCheckUtils]: 3: Hoare triple {3619#(= 1 |ULTIMATE.start_valid_product_#res|)} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {3620#(= 1 ULTIMATE.start_main_~tmp~0)} is VALID [2020-07-28 19:05:35,180 INFO L280 TraceCheckUtils]: 4: Hoare triple {3620#(= 1 ULTIMATE.start_main_~tmp~0)} assume 0 != main_~tmp~0; {3617#true} is VALID [2020-07-28 19:05:35,180 INFO L280 TraceCheckUtils]: 5: Hoare triple {3617#true} ~switchedOnBeforeTS~0 := 0; {3617#true} is VALID [2020-07-28 19:05:35,181 INFO L280 TraceCheckUtils]: 6: Hoare triple {3617#true} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {3617#true} is VALID [2020-07-28 19:05:35,181 INFO L280 TraceCheckUtils]: 7: Hoare triple {3617#true} assume !false; {3617#true} is VALID [2020-07-28 19:05:35,181 INFO L280 TraceCheckUtils]: 8: Hoare triple {3617#true} assume test_~splverifierCounter~0 < 4; {3617#true} is VALID [2020-07-28 19:05:35,181 INFO L280 TraceCheckUtils]: 9: Hoare triple {3617#true} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {3617#true} is VALID [2020-07-28 19:05:35,181 INFO L280 TraceCheckUtils]: 10: Hoare triple {3617#true} assume !(0 != test_~tmp~4); {3617#true} is VALID [2020-07-28 19:05:35,181 INFO L280 TraceCheckUtils]: 11: Hoare triple {3617#true} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {3617#true} is VALID [2020-07-28 19:05:35,182 INFO L280 TraceCheckUtils]: 12: Hoare triple {3617#true} assume !(0 != test_~tmp___0~0); {3617#true} is VALID [2020-07-28 19:05:35,182 INFO L280 TraceCheckUtils]: 13: Hoare triple {3617#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {3617#true} is VALID [2020-07-28 19:05:35,182 INFO L280 TraceCheckUtils]: 14: Hoare triple {3617#true} assume 0 != test_~tmp___2~0; {3617#true} is VALID [2020-07-28 19:05:35,182 INFO L280 TraceCheckUtils]: 15: Hoare triple {3617#true} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {3617#true} is VALID [2020-07-28 19:05:35,182 INFO L280 TraceCheckUtils]: 16: Hoare triple {3617#true} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {3617#true} is VALID [2020-07-28 19:05:35,182 INFO L280 TraceCheckUtils]: 17: Hoare triple {3617#true} assume !(0 != ~pumpRunning~0); {3617#true} is VALID [2020-07-28 19:05:35,183 INFO L280 TraceCheckUtils]: 18: Hoare triple {3617#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {3617#true} is VALID [2020-07-28 19:05:35,183 INFO L280 TraceCheckUtils]: 19: Hoare triple {3617#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {3617#true} is VALID [2020-07-28 19:05:35,185 INFO L280 TraceCheckUtils]: 20: Hoare triple {3617#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~8 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {3621#(not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|))} is VALID [2020-07-28 19:05:35,185 INFO L280 TraceCheckUtils]: 21: Hoare triple {3621#(not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|))} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {3622#(not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6))} is VALID [2020-07-28 19:05:35,188 INFO L280 TraceCheckUtils]: 22: Hoare triple {3622#(not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6))} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {3618#false} is VALID [2020-07-28 19:05:35,188 INFO L280 TraceCheckUtils]: 23: Hoare triple {3618#false} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {3618#false} is VALID [2020-07-28 19:05:35,189 INFO L280 TraceCheckUtils]: 24: Hoare triple {3618#false} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {3618#false} is VALID [2020-07-28 19:05:35,189 INFO L280 TraceCheckUtils]: 25: Hoare triple {3618#false} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {3618#false} is VALID [2020-07-28 19:05:35,189 INFO L280 TraceCheckUtils]: 26: Hoare triple {3618#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {3618#false} is VALID [2020-07-28 19:05:35,189 INFO L280 TraceCheckUtils]: 27: Hoare triple {3618#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {3618#false} is VALID [2020-07-28 19:05:35,189 INFO L280 TraceCheckUtils]: 28: Hoare triple {3618#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {3618#false} is VALID [2020-07-28 19:05:35,189 INFO L280 TraceCheckUtils]: 29: Hoare triple {3618#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {3618#false} is VALID [2020-07-28 19:05:35,190 INFO L280 TraceCheckUtils]: 30: Hoare triple {3618#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {3618#false} is VALID [2020-07-28 19:05:35,190 INFO L280 TraceCheckUtils]: 31: Hoare triple {3618#false} assume 0 == ~switchedOnBeforeTS~0; {3618#false} is VALID [2020-07-28 19:05:35,190 INFO L280 TraceCheckUtils]: 32: Hoare triple {3618#false} assume !false; {3618#false} is VALID [2020-07-28 19:05:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:35,191 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490104137] [2020-07-28 19:05:35,191 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:35,192 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-28 19:05:35,192 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481555310] [2020-07-28 19:05:35,192 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-07-28 19:05:35,192 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:35,192 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:05:35,234 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:35,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:05:35,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:35,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:05:35,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:05:35,236 INFO L87 Difference]: Start difference. First operand 85 states and 115 transitions. Second operand 6 states. [2020-07-28 19:05:36,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:36,287 INFO L93 Difference]: Finished difference Result 254 states and 345 transitions. [2020-07-28 19:05:36,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-28 19:05:36,287 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-07-28 19:05:36,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:36,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:05:36,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 176 transitions. [2020-07-28 19:05:36,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:05:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 176 transitions. [2020-07-28 19:05:36,293 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 176 transitions. [2020-07-28 19:05:36,480 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 176 edges. 176 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:36,485 INFO L225 Difference]: With dead ends: 254 [2020-07-28 19:05:36,485 INFO L226 Difference]: Without dead ends: 176 [2020-07-28 19:05:36,486 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-07-28 19:05:36,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-07-28 19:05:36,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 87. [2020-07-28 19:05:36,677 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:36,677 INFO L82 GeneralOperation]: Start isEquivalent. First operand 176 states. Second operand 87 states. [2020-07-28 19:05:36,677 INFO L74 IsIncluded]: Start isIncluded. First operand 176 states. Second operand 87 states. [2020-07-28 19:05:36,677 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 87 states. [2020-07-28 19:05:36,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:36,684 INFO L93 Difference]: Finished difference Result 176 states and 236 transitions. [2020-07-28 19:05:36,685 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2020-07-28 19:05:36,685 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:36,685 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:36,686 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 176 states. [2020-07-28 19:05:36,686 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 176 states. [2020-07-28 19:05:36,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:36,692 INFO L93 Difference]: Finished difference Result 176 states and 236 transitions. [2020-07-28 19:05:36,692 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2020-07-28 19:05:36,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:36,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:36,693 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:36,693 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-28 19:05:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 117 transitions. [2020-07-28 19:05:36,696 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 117 transitions. Word has length 33 [2020-07-28 19:05:36,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:36,697 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 117 transitions. [2020-07-28 19:05:36,697 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:05:36,697 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2020-07-28 19:05:36,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-28 19:05:36,698 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:36,698 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:36,698 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-28 19:05:36,699 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:36,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:36,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1969547406, now seen corresponding path program 1 times [2020-07-28 19:05:36,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:36,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810252707] [2020-07-28 19:05:36,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:36,758 INFO L280 TraceCheckUtils]: 0: Hoare triple {4484#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,759 INFO L280 TraceCheckUtils]: 1: Hoare triple {4486#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,760 INFO L280 TraceCheckUtils]: 2: Hoare triple {4486#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,761 INFO L280 TraceCheckUtils]: 3: Hoare triple {4486#(= 1 ~waterLevel~0)} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,761 INFO L280 TraceCheckUtils]: 4: Hoare triple {4486#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~0; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,766 INFO L280 TraceCheckUtils]: 5: Hoare triple {4486#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,768 INFO L280 TraceCheckUtils]: 6: Hoare triple {4486#(= 1 ~waterLevel~0)} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,769 INFO L280 TraceCheckUtils]: 7: Hoare triple {4486#(= 1 ~waterLevel~0)} assume !false; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,770 INFO L280 TraceCheckUtils]: 8: Hoare triple {4486#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,771 INFO L280 TraceCheckUtils]: 9: Hoare triple {4486#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,772 INFO L280 TraceCheckUtils]: 10: Hoare triple {4486#(= 1 ~waterLevel~0)} assume !(0 != test_~tmp~4); {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,773 INFO L280 TraceCheckUtils]: 11: Hoare triple {4486#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,773 INFO L280 TraceCheckUtils]: 12: Hoare triple {4486#(= 1 ~waterLevel~0)} assume !(0 != test_~tmp___0~0); {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,774 INFO L280 TraceCheckUtils]: 13: Hoare triple {4486#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,775 INFO L280 TraceCheckUtils]: 14: Hoare triple {4486#(= 1 ~waterLevel~0)} assume 0 != test_~tmp___2~0; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,775 INFO L280 TraceCheckUtils]: 15: Hoare triple {4486#(= 1 ~waterLevel~0)} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,776 INFO L280 TraceCheckUtils]: 16: Hoare triple {4486#(= 1 ~waterLevel~0)} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,777 INFO L280 TraceCheckUtils]: 17: Hoare triple {4486#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,778 INFO L280 TraceCheckUtils]: 18: Hoare triple {4486#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,778 INFO L280 TraceCheckUtils]: 19: Hoare triple {4486#(= 1 ~waterLevel~0)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {4486#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:36,779 INFO L280 TraceCheckUtils]: 20: Hoare triple {4486#(= 1 ~waterLevel~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {4485#false} is VALID [2020-07-28 19:05:36,779 INFO L280 TraceCheckUtils]: 21: Hoare triple {4485#false} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {4485#false} is VALID [2020-07-28 19:05:36,780 INFO L280 TraceCheckUtils]: 22: Hoare triple {4485#false} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {4485#false} is VALID [2020-07-28 19:05:36,780 INFO L280 TraceCheckUtils]: 23: Hoare triple {4485#false} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {4485#false} is VALID [2020-07-28 19:05:36,780 INFO L280 TraceCheckUtils]: 24: Hoare triple {4485#false} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {4485#false} is VALID [2020-07-28 19:05:36,780 INFO L280 TraceCheckUtils]: 25: Hoare triple {4485#false} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {4485#false} is VALID [2020-07-28 19:05:36,780 INFO L280 TraceCheckUtils]: 26: Hoare triple {4485#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {4485#false} is VALID [2020-07-28 19:05:36,781 INFO L280 TraceCheckUtils]: 27: Hoare triple {4485#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {4485#false} is VALID [2020-07-28 19:05:36,781 INFO L280 TraceCheckUtils]: 28: Hoare triple {4485#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {4485#false} is VALID [2020-07-28 19:05:36,781 INFO L280 TraceCheckUtils]: 29: Hoare triple {4485#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {4485#false} is VALID [2020-07-28 19:05:36,782 INFO L280 TraceCheckUtils]: 30: Hoare triple {4485#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {4485#false} is VALID [2020-07-28 19:05:36,782 INFO L280 TraceCheckUtils]: 31: Hoare triple {4485#false} assume 0 == ~switchedOnBeforeTS~0; {4485#false} is VALID [2020-07-28 19:05:36,782 INFO L280 TraceCheckUtils]: 32: Hoare triple {4485#false} assume !false; {4485#false} is VALID [2020-07-28 19:05:36,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:36,784 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810252707] [2020-07-28 19:05:36,784 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:36,784 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:05:36,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715512202] [2020-07-28 19:05:36,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-07-28 19:05:36,786 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:36,786 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:36,829 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:36,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:36,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:36,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:36,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:36,830 INFO L87 Difference]: Start difference. First operand 87 states and 117 transitions. Second operand 3 states. [2020-07-28 19:05:37,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:37,321 INFO L93 Difference]: Finished difference Result 216 states and 292 transitions. [2020-07-28 19:05:37,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:37,322 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-07-28 19:05:37,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 143 transitions. [2020-07-28 19:05:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 143 transitions. [2020-07-28 19:05:37,326 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 143 transitions. [2020-07-28 19:05:37,484 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 143 edges. 143 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:37,488 INFO L225 Difference]: With dead ends: 216 [2020-07-28 19:05:37,488 INFO L226 Difference]: Without dead ends: 136 [2020-07-28 19:05:37,489 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:05:37,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-28 19:05:37,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-07-28 19:05:37,844 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:37,844 INFO L82 GeneralOperation]: Start isEquivalent. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:37,844 INFO L74 IsIncluded]: Start isIncluded. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:37,844 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:37,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:37,849 INFO L93 Difference]: Finished difference Result 136 states and 179 transitions. [2020-07-28 19:05:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 179 transitions. [2020-07-28 19:05:37,850 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:37,850 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:37,850 INFO L74 IsIncluded]: Start isIncluded. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:37,850 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 136 states. [2020-07-28 19:05:37,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:37,854 INFO L93 Difference]: Finished difference Result 136 states and 179 transitions. [2020-07-28 19:05:37,854 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 179 transitions. [2020-07-28 19:05:37,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:37,855 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:37,855 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:37,855 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:37,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-07-28 19:05:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 179 transitions. [2020-07-28 19:05:37,859 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 179 transitions. Word has length 33 [2020-07-28 19:05:37,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:37,859 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 179 transitions. [2020-07-28 19:05:37,859 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:37,859 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 179 transitions. [2020-07-28 19:05:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-07-28 19:05:37,860 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:37,860 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:05:37,861 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-28 19:05:37,861 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:37,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:37,861 INFO L82 PathProgramCache]: Analyzing trace with hash -430787762, now seen corresponding path program 1 times [2020-07-28 19:05:37,862 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:37,862 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361550403] [2020-07-28 19:05:37,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:37,995 INFO L280 TraceCheckUtils]: 0: Hoare triple {5272#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:37,996 INFO L280 TraceCheckUtils]: 1: Hoare triple {5274#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:37,997 INFO L280 TraceCheckUtils]: 2: Hoare triple {5274#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:37,998 INFO L280 TraceCheckUtils]: 3: Hoare triple {5274#(= 1 ~waterLevel~0)} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:37,999 INFO L280 TraceCheckUtils]: 4: Hoare triple {5274#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~0; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:38,000 INFO L280 TraceCheckUtils]: 5: Hoare triple {5274#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:38,001 INFO L280 TraceCheckUtils]: 6: Hoare triple {5274#(= 1 ~waterLevel~0)} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:38,001 INFO L280 TraceCheckUtils]: 7: Hoare triple {5274#(= 1 ~waterLevel~0)} assume !false; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:38,002 INFO L280 TraceCheckUtils]: 8: Hoare triple {5274#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:38,003 INFO L280 TraceCheckUtils]: 9: Hoare triple {5274#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:38,004 INFO L280 TraceCheckUtils]: 10: Hoare triple {5274#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~4; {5274#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:38,005 INFO L280 TraceCheckUtils]: 11: Hoare triple {5274#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,006 INFO L280 TraceCheckUtils]: 12: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,007 INFO L280 TraceCheckUtils]: 13: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != test_~tmp___0~0); {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,008 INFO L280 TraceCheckUtils]: 14: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,009 INFO L280 TraceCheckUtils]: 15: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != test_~tmp___2~0; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,011 INFO L280 TraceCheckUtils]: 16: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,012 INFO L280 TraceCheckUtils]: 17: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,013 INFO L280 TraceCheckUtils]: 18: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != ~pumpRunning~0); {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,014 INFO L280 TraceCheckUtils]: 19: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,015 INFO L280 TraceCheckUtils]: 20: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,017 INFO L280 TraceCheckUtils]: 21: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,018 INFO L280 TraceCheckUtils]: 22: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,019 INFO L280 TraceCheckUtils]: 23: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,020 INFO L280 TraceCheckUtils]: 24: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,021 INFO L280 TraceCheckUtils]: 25: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,022 INFO L280 TraceCheckUtils]: 26: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} is VALID [2020-07-28 19:05:38,023 INFO L280 TraceCheckUtils]: 27: Hoare triple {5275#(and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {5276#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} is VALID [2020-07-28 19:05:38,024 INFO L280 TraceCheckUtils]: 28: Hoare triple {5276#(and (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|))} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {5277#(and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7 2) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))} is VALID [2020-07-28 19:05:38,027 INFO L280 TraceCheckUtils]: 29: Hoare triple {5277#(and (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7 2) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {5273#false} is VALID [2020-07-28 19:05:38,027 INFO L280 TraceCheckUtils]: 30: Hoare triple {5273#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {5273#false} is VALID [2020-07-28 19:05:38,027 INFO L280 TraceCheckUtils]: 31: Hoare triple {5273#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {5273#false} is VALID [2020-07-28 19:05:38,027 INFO L280 TraceCheckUtils]: 32: Hoare triple {5273#false} assume 0 == ~switchedOnBeforeTS~0; {5273#false} is VALID [2020-07-28 19:05:38,028 INFO L280 TraceCheckUtils]: 33: Hoare triple {5273#false} assume !false; {5273#false} is VALID [2020-07-28 19:05:38,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:05:38,034 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361550403] [2020-07-28 19:05:38,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:05:38,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:05:38,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679603773] [2020-07-28 19:05:38,036 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-07-28 19:05:38,036 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:38,037 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 19:05:38,096 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:38,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 19:05:38,097 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:38,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 19:05:38,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-28 19:05:38,098 INFO L87 Difference]: Start difference. First operand 136 states and 179 transitions. Second operand 6 states. [2020-07-28 19:05:41,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:41,125 INFO L93 Difference]: Finished difference Result 626 states and 856 transitions. [2020-07-28 19:05:41,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-28 19:05:41,125 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-07-28 19:05:41,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:41,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:05:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 347 transitions. [2020-07-28 19:05:41,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 19:05:41,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 347 transitions. [2020-07-28 19:05:41,131 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 347 transitions. [2020-07-28 19:05:41,495 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 347 edges. 347 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:41,520 INFO L225 Difference]: With dead ends: 626 [2020-07-28 19:05:41,520 INFO L226 Difference]: Without dead ends: 546 [2020-07-28 19:05:41,521 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 19:05:41,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2020-07-28 19:05:42,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 227. [2020-07-28 19:05:42,214 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:42,215 INFO L82 GeneralOperation]: Start isEquivalent. First operand 546 states. Second operand 227 states. [2020-07-28 19:05:42,215 INFO L74 IsIncluded]: Start isIncluded. First operand 546 states. Second operand 227 states. [2020-07-28 19:05:42,215 INFO L87 Difference]: Start difference. First operand 546 states. Second operand 227 states. [2020-07-28 19:05:42,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:42,233 INFO L93 Difference]: Finished difference Result 546 states and 723 transitions. [2020-07-28 19:05:42,234 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 723 transitions. [2020-07-28 19:05:42,235 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:42,235 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:42,235 INFO L74 IsIncluded]: Start isIncluded. First operand 227 states. Second operand 546 states. [2020-07-28 19:05:42,235 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 546 states. [2020-07-28 19:05:42,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:42,248 INFO L93 Difference]: Finished difference Result 546 states and 723 transitions. [2020-07-28 19:05:42,248 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 723 transitions. [2020-07-28 19:05:42,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:42,249 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:42,249 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:42,250 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:42,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-07-28 19:05:42,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 301 transitions. [2020-07-28 19:05:42,255 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 301 transitions. Word has length 34 [2020-07-28 19:05:42,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:42,255 INFO L479 AbstractCegarLoop]: Abstraction has 227 states and 301 transitions. [2020-07-28 19:05:42,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 19:05:42,255 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2020-07-28 19:05:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-28 19:05:42,256 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:42,257 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] [2020-07-28 19:05:42,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-28 19:05:42,257 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:42,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:42,257 INFO L82 PathProgramCache]: Analyzing trace with hash -915518735, now seen corresponding path program 1 times [2020-07-28 19:05:42,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:42,258 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796296450] [2020-07-28 19:05:42,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:42,351 INFO L280 TraceCheckUtils]: 0: Hoare triple {7625#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {7625#true} is VALID [2020-07-28 19:05:42,352 INFO L280 TraceCheckUtils]: 1: Hoare triple {7625#true} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {7625#true} is VALID [2020-07-28 19:05:42,352 INFO L280 TraceCheckUtils]: 2: Hoare triple {7625#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {7625#true} is VALID [2020-07-28 19:05:42,352 INFO L280 TraceCheckUtils]: 3: Hoare triple {7625#true} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {7625#true} is VALID [2020-07-28 19:05:42,352 INFO L280 TraceCheckUtils]: 4: Hoare triple {7625#true} assume 0 != main_~tmp~0; {7625#true} is VALID [2020-07-28 19:05:42,352 INFO L280 TraceCheckUtils]: 5: Hoare triple {7625#true} ~switchedOnBeforeTS~0 := 0; {7625#true} is VALID [2020-07-28 19:05:42,353 INFO L280 TraceCheckUtils]: 6: Hoare triple {7625#true} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {7625#true} is VALID [2020-07-28 19:05:42,353 INFO L280 TraceCheckUtils]: 7: Hoare triple {7625#true} assume !false; {7625#true} is VALID [2020-07-28 19:05:42,353 INFO L280 TraceCheckUtils]: 8: Hoare triple {7625#true} assume test_~splverifierCounter~0 < 4; {7625#true} is VALID [2020-07-28 19:05:42,358 INFO L280 TraceCheckUtils]: 9: Hoare triple {7625#true} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {7625#true} is VALID [2020-07-28 19:05:42,358 INFO L280 TraceCheckUtils]: 10: Hoare triple {7625#true} assume 0 != test_~tmp~4; {7625#true} is VALID [2020-07-28 19:05:42,358 INFO L280 TraceCheckUtils]: 11: Hoare triple {7625#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {7625#true} is VALID [2020-07-28 19:05:42,358 INFO L280 TraceCheckUtils]: 12: Hoare triple {7625#true} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {7625#true} is VALID [2020-07-28 19:05:42,358 INFO L280 TraceCheckUtils]: 13: Hoare triple {7625#true} assume !(0 != test_~tmp___0~0); {7625#true} is VALID [2020-07-28 19:05:42,359 INFO L280 TraceCheckUtils]: 14: Hoare triple {7625#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {7625#true} is VALID [2020-07-28 19:05:42,359 INFO L280 TraceCheckUtils]: 15: Hoare triple {7625#true} assume 0 != test_~tmp___2~0; {7625#true} is VALID [2020-07-28 19:05:42,359 INFO L280 TraceCheckUtils]: 16: Hoare triple {7625#true} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {7625#true} is VALID [2020-07-28 19:05:42,359 INFO L280 TraceCheckUtils]: 17: Hoare triple {7625#true} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {7625#true} is VALID [2020-07-28 19:05:42,359 INFO L280 TraceCheckUtils]: 18: Hoare triple {7625#true} assume !(0 != ~pumpRunning~0); {7625#true} is VALID [2020-07-28 19:05:42,360 INFO L280 TraceCheckUtils]: 19: Hoare triple {7625#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {7625#true} is VALID [2020-07-28 19:05:42,360 INFO L280 TraceCheckUtils]: 20: Hoare triple {7625#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {7625#true} is VALID [2020-07-28 19:05:42,360 INFO L280 TraceCheckUtils]: 21: Hoare triple {7625#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {7625#true} is VALID [2020-07-28 19:05:42,364 INFO L280 TraceCheckUtils]: 22: Hoare triple {7625#true} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {7625#true} is VALID [2020-07-28 19:05:42,364 INFO L280 TraceCheckUtils]: 23: Hoare triple {7625#true} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {7625#true} is VALID [2020-07-28 19:05:42,364 INFO L280 TraceCheckUtils]: 24: Hoare triple {7625#true} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {7625#true} is VALID [2020-07-28 19:05:42,365 INFO L280 TraceCheckUtils]: 25: Hoare triple {7625#true} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {7625#true} is VALID [2020-07-28 19:05:42,372 INFO L280 TraceCheckUtils]: 26: Hoare triple {7625#true} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,373 INFO L280 TraceCheckUtils]: 27: Hoare triple {7627#(= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,373 INFO L280 TraceCheckUtils]: 28: Hoare triple {7627#(= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,374 INFO L280 TraceCheckUtils]: 29: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~7); {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,375 INFO L280 TraceCheckUtils]: 30: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume !false; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,375 INFO L280 TraceCheckUtils]: 31: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,376 INFO L280 TraceCheckUtils]: 32: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,376 INFO L280 TraceCheckUtils]: 33: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,377 INFO L280 TraceCheckUtils]: 34: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,378 INFO L280 TraceCheckUtils]: 35: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume !(0 != test_~tmp___0~0); {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,378 INFO L280 TraceCheckUtils]: 36: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,379 INFO L280 TraceCheckUtils]: 37: Hoare triple {7627#(= 1 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {7627#(= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,380 INFO L280 TraceCheckUtils]: 38: Hoare triple {7627#(= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {7628#(= 1 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:05:42,380 INFO L280 TraceCheckUtils]: 39: Hoare triple {7628#(= 1 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,381 INFO L280 TraceCheckUtils]: 40: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} assume 0 != ~pumpRunning~0; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,382 INFO L280 TraceCheckUtils]: 41: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,382 INFO L280 TraceCheckUtils]: 42: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,383 INFO L280 TraceCheckUtils]: 43: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} assume !(0 == ~pumpRunning~0); {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,383 INFO L280 TraceCheckUtils]: 44: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,384 INFO L280 TraceCheckUtils]: 45: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,385 INFO L280 TraceCheckUtils]: 46: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,385 INFO L280 TraceCheckUtils]: 47: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,386 INFO L280 TraceCheckUtils]: 48: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {7629#(= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,387 INFO L280 TraceCheckUtils]: 49: Hoare triple {7629#(= 1 ~switchedOnBeforeTS~0)} assume 0 == ~switchedOnBeforeTS~0; {7626#false} is VALID [2020-07-28 19:05:42,387 INFO L280 TraceCheckUtils]: 50: Hoare triple {7626#false} assume !false; {7626#false} is VALID [2020-07-28 19:05:42,390 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 19:05:42,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796296450] [2020-07-28 19:05:42,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659367725] [2020-07-28 19:05:42,390 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 19:05:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:42,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-28 19:05:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:42,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:05:42,803 INFO L280 TraceCheckUtils]: 0: Hoare triple {7625#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {7625#true} is VALID [2020-07-28 19:05:42,804 INFO L280 TraceCheckUtils]: 1: Hoare triple {7625#true} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {7625#true} is VALID [2020-07-28 19:05:42,805 INFO L280 TraceCheckUtils]: 2: Hoare triple {7625#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {7625#true} is VALID [2020-07-28 19:05:42,805 INFO L280 TraceCheckUtils]: 3: Hoare triple {7625#true} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {7625#true} is VALID [2020-07-28 19:05:42,805 INFO L280 TraceCheckUtils]: 4: Hoare triple {7625#true} assume 0 != main_~tmp~0; {7625#true} is VALID [2020-07-28 19:05:42,805 INFO L280 TraceCheckUtils]: 5: Hoare triple {7625#true} ~switchedOnBeforeTS~0 := 0; {7625#true} is VALID [2020-07-28 19:05:42,805 INFO L280 TraceCheckUtils]: 6: Hoare triple {7625#true} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {7625#true} is VALID [2020-07-28 19:05:42,806 INFO L280 TraceCheckUtils]: 7: Hoare triple {7625#true} assume !false; {7625#true} is VALID [2020-07-28 19:05:42,806 INFO L280 TraceCheckUtils]: 8: Hoare triple {7625#true} assume test_~splverifierCounter~0 < 4; {7625#true} is VALID [2020-07-28 19:05:42,806 INFO L280 TraceCheckUtils]: 9: Hoare triple {7625#true} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {7625#true} is VALID [2020-07-28 19:05:42,806 INFO L280 TraceCheckUtils]: 10: Hoare triple {7625#true} assume 0 != test_~tmp~4; {7625#true} is VALID [2020-07-28 19:05:42,807 INFO L280 TraceCheckUtils]: 11: Hoare triple {7625#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {7625#true} is VALID [2020-07-28 19:05:42,807 INFO L280 TraceCheckUtils]: 12: Hoare triple {7625#true} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {7625#true} is VALID [2020-07-28 19:05:42,807 INFO L280 TraceCheckUtils]: 13: Hoare triple {7625#true} assume !(0 != test_~tmp___0~0); {7625#true} is VALID [2020-07-28 19:05:42,807 INFO L280 TraceCheckUtils]: 14: Hoare triple {7625#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {7625#true} is VALID [2020-07-28 19:05:42,808 INFO L280 TraceCheckUtils]: 15: Hoare triple {7625#true} assume 0 != test_~tmp___2~0; {7625#true} is VALID [2020-07-28 19:05:42,808 INFO L280 TraceCheckUtils]: 16: Hoare triple {7625#true} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {7625#true} is VALID [2020-07-28 19:05:42,808 INFO L280 TraceCheckUtils]: 17: Hoare triple {7625#true} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {7625#true} is VALID [2020-07-28 19:05:42,808 INFO L280 TraceCheckUtils]: 18: Hoare triple {7625#true} assume !(0 != ~pumpRunning~0); {7625#true} is VALID [2020-07-28 19:05:42,809 INFO L280 TraceCheckUtils]: 19: Hoare triple {7625#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {7625#true} is VALID [2020-07-28 19:05:42,809 INFO L280 TraceCheckUtils]: 20: Hoare triple {7625#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {7625#true} is VALID [2020-07-28 19:05:42,809 INFO L280 TraceCheckUtils]: 21: Hoare triple {7625#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {7625#true} is VALID [2020-07-28 19:05:42,810 INFO L280 TraceCheckUtils]: 22: Hoare triple {7625#true} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {7625#true} is VALID [2020-07-28 19:05:42,810 INFO L280 TraceCheckUtils]: 23: Hoare triple {7625#true} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {7625#true} is VALID [2020-07-28 19:05:42,810 INFO L280 TraceCheckUtils]: 24: Hoare triple {7625#true} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {7625#true} is VALID [2020-07-28 19:05:42,810 INFO L280 TraceCheckUtils]: 25: Hoare triple {7625#true} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {7625#true} is VALID [2020-07-28 19:05:42,811 INFO L280 TraceCheckUtils]: 26: Hoare triple {7625#true} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,812 INFO L280 TraceCheckUtils]: 27: Hoare triple {7711#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,813 INFO L280 TraceCheckUtils]: 28: Hoare triple {7711#(<= 1 ~pumpRunning~0)} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,814 INFO L280 TraceCheckUtils]: 29: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~7); {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,815 INFO L280 TraceCheckUtils]: 30: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume !false; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,816 INFO L280 TraceCheckUtils]: 31: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,816 INFO L280 TraceCheckUtils]: 32: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,817 INFO L280 TraceCheckUtils]: 33: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,818 INFO L280 TraceCheckUtils]: 34: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,818 INFO L280 TraceCheckUtils]: 35: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume !(0 != test_~tmp___0~0); {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,819 INFO L280 TraceCheckUtils]: 36: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,820 INFO L280 TraceCheckUtils]: 37: Hoare triple {7711#(<= 1 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {7711#(<= 1 ~pumpRunning~0)} is VALID [2020-07-28 19:05:42,821 INFO L280 TraceCheckUtils]: 38: Hoare triple {7711#(<= 1 ~pumpRunning~0)} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {7748#(<= 1 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 19:05:42,822 INFO L280 TraceCheckUtils]: 39: Hoare triple {7748#(<= 1 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,823 INFO L280 TraceCheckUtils]: 40: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != ~pumpRunning~0; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,824 INFO L280 TraceCheckUtils]: 41: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,825 INFO L280 TraceCheckUtils]: 42: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,825 INFO L280 TraceCheckUtils]: 43: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} assume !(0 == ~pumpRunning~0); {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,826 INFO L280 TraceCheckUtils]: 44: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,827 INFO L280 TraceCheckUtils]: 45: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,827 INFO L280 TraceCheckUtils]: 46: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,828 INFO L280 TraceCheckUtils]: 47: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,829 INFO L280 TraceCheckUtils]: 48: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {7752#(<= 1 ~switchedOnBeforeTS~0)} is VALID [2020-07-28 19:05:42,829 INFO L280 TraceCheckUtils]: 49: Hoare triple {7752#(<= 1 ~switchedOnBeforeTS~0)} assume 0 == ~switchedOnBeforeTS~0; {7626#false} is VALID [2020-07-28 19:05:42,830 INFO L280 TraceCheckUtils]: 50: Hoare triple {7626#false} assume !false; {7626#false} is VALID [2020-07-28 19:05:42,833 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 19:05:42,834 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 19:05:42,835 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-07-28 19:05:42,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941616948] [2020-07-28 19:05:42,836 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-28 19:05:42,836 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:42,836 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-28 19:05:42,928 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:42,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-28 19:05:42,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:42,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-28 19:05:42,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:05:42,929 INFO L87 Difference]: Start difference. First operand 227 states and 301 transitions. Second operand 8 states. [2020-07-28 19:05:44,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:44,728 INFO L93 Difference]: Finished difference Result 500 states and 670 transitions. [2020-07-28 19:05:44,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 19:05:44,728 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-28 19:05:44,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-28 19:05:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 189 transitions. [2020-07-28 19:05:44,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-28 19:05:44,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 189 transitions. [2020-07-28 19:05:44,732 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 189 transitions. [2020-07-28 19:05:44,948 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 189 edges. 189 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:05:44,955 INFO L225 Difference]: With dead ends: 500 [2020-07-28 19:05:44,956 INFO L226 Difference]: Without dead ends: 280 [2020-07-28 19:05:44,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-07-28 19:05:44,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-07-28 19:05:45,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 233. [2020-07-28 19:05:45,665 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:45,665 INFO L82 GeneralOperation]: Start isEquivalent. First operand 280 states. Second operand 233 states. [2020-07-28 19:05:45,666 INFO L74 IsIncluded]: Start isIncluded. First operand 280 states. Second operand 233 states. [2020-07-28 19:05:45,666 INFO L87 Difference]: Start difference. First operand 280 states. Second operand 233 states. [2020-07-28 19:05:45,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:45,673 INFO L93 Difference]: Finished difference Result 280 states and 363 transitions. [2020-07-28 19:05:45,673 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 363 transitions. [2020-07-28 19:05:45,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:45,674 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:45,674 INFO L74 IsIncluded]: Start isIncluded. First operand 233 states. Second operand 280 states. [2020-07-28 19:05:45,674 INFO L87 Difference]: Start difference. First operand 233 states. Second operand 280 states. [2020-07-28 19:05:45,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:45,681 INFO L93 Difference]: Finished difference Result 280 states and 363 transitions. [2020-07-28 19:05:45,681 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 363 transitions. [2020-07-28 19:05:45,682 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:45,682 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:45,682 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:45,682 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:45,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-07-28 19:05:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 300 transitions. [2020-07-28 19:05:45,689 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 300 transitions. Word has length 51 [2020-07-28 19:05:45,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:45,689 INFO L479 AbstractCegarLoop]: Abstraction has 233 states and 300 transitions. [2020-07-28 19:05:45,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-28 19:05:45,689 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 300 transitions. [2020-07-28 19:05:45,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-28 19:05:45,691 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:05:45,691 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2020-07-28 19:05:45,899 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-28 19:05:45,900 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:05:45,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:05:45,901 INFO L82 PathProgramCache]: Analyzing trace with hash -833652910, now seen corresponding path program 1 times [2020-07-28 19:05:45,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:05:45,902 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700279476] [2020-07-28 19:05:45,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:05:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:46,068 INFO L280 TraceCheckUtils]: 0: Hoare triple {9418#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,069 INFO L280 TraceCheckUtils]: 1: Hoare triple {9420#(= 1 ~waterLevel~0)} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,070 INFO L280 TraceCheckUtils]: 2: Hoare triple {9420#(= 1 ~waterLevel~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,070 INFO L280 TraceCheckUtils]: 3: Hoare triple {9420#(= 1 ~waterLevel~0)} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,071 INFO L280 TraceCheckUtils]: 4: Hoare triple {9420#(= 1 ~waterLevel~0)} assume 0 != main_~tmp~0; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,072 INFO L280 TraceCheckUtils]: 5: Hoare triple {9420#(= 1 ~waterLevel~0)} ~switchedOnBeforeTS~0 := 0; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,073 INFO L280 TraceCheckUtils]: 6: Hoare triple {9420#(= 1 ~waterLevel~0)} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,074 INFO L280 TraceCheckUtils]: 7: Hoare triple {9420#(= 1 ~waterLevel~0)} assume !false; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,074 INFO L280 TraceCheckUtils]: 8: Hoare triple {9420#(= 1 ~waterLevel~0)} assume test_~splverifierCounter~0 < 4; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,075 INFO L280 TraceCheckUtils]: 9: Hoare triple {9420#(= 1 ~waterLevel~0)} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,075 INFO L280 TraceCheckUtils]: 10: Hoare triple {9420#(= 1 ~waterLevel~0)} assume 0 != test_~tmp~4; {9420#(= 1 ~waterLevel~0)} is VALID [2020-07-28 19:05:46,076 INFO L280 TraceCheckUtils]: 11: Hoare triple {9420#(= 1 ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,077 INFO L280 TraceCheckUtils]: 12: Hoare triple {9421#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,078 INFO L280 TraceCheckUtils]: 13: Hoare triple {9421#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~0); {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,079 INFO L280 TraceCheckUtils]: 14: Hoare triple {9421#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,079 INFO L280 TraceCheckUtils]: 15: Hoare triple {9421#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,080 INFO L280 TraceCheckUtils]: 16: Hoare triple {9421#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,081 INFO L280 TraceCheckUtils]: 17: Hoare triple {9421#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,082 INFO L280 TraceCheckUtils]: 18: Hoare triple {9421#(<= ~waterLevel~0 2)} assume !(0 != ~pumpRunning~0); {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,083 INFO L280 TraceCheckUtils]: 19: Hoare triple {9421#(<= ~waterLevel~0 2)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,083 INFO L280 TraceCheckUtils]: 20: Hoare triple {9421#(<= ~waterLevel~0 2)} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,085 INFO L280 TraceCheckUtils]: 21: Hoare triple {9421#(<= ~waterLevel~0 2)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,086 INFO L280 TraceCheckUtils]: 22: Hoare triple {9421#(<= ~waterLevel~0 2)} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,087 INFO L280 TraceCheckUtils]: 23: Hoare triple {9421#(<= ~waterLevel~0 2)} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,087 INFO L280 TraceCheckUtils]: 24: Hoare triple {9421#(<= ~waterLevel~0 2)} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,091 INFO L280 TraceCheckUtils]: 25: Hoare triple {9421#(<= ~waterLevel~0 2)} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,091 INFO L280 TraceCheckUtils]: 26: Hoare triple {9421#(<= ~waterLevel~0 2)} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,092 INFO L280 TraceCheckUtils]: 27: Hoare triple {9421#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,096 INFO L280 TraceCheckUtils]: 28: Hoare triple {9421#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,097 INFO L280 TraceCheckUtils]: 29: Hoare triple {9421#(<= ~waterLevel~0 2)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~7); {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,098 INFO L280 TraceCheckUtils]: 30: Hoare triple {9421#(<= ~waterLevel~0 2)} assume !false; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,099 INFO L280 TraceCheckUtils]: 31: Hoare triple {9421#(<= ~waterLevel~0 2)} assume test_~splverifierCounter~0 < 4; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,099 INFO L280 TraceCheckUtils]: 32: Hoare triple {9421#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,100 INFO L280 TraceCheckUtils]: 33: Hoare triple {9421#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp~4); {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,101 INFO L280 TraceCheckUtils]: 34: Hoare triple {9421#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,102 INFO L280 TraceCheckUtils]: 35: Hoare triple {9421#(<= ~waterLevel~0 2)} assume !(0 != test_~tmp___0~0); {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,103 INFO L280 TraceCheckUtils]: 36: Hoare triple {9421#(<= ~waterLevel~0 2)} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,103 INFO L280 TraceCheckUtils]: 37: Hoare triple {9421#(<= ~waterLevel~0 2)} assume 0 != test_~tmp___2~0; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,104 INFO L280 TraceCheckUtils]: 38: Hoare triple {9421#(<= ~waterLevel~0 2)} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,104 INFO L280 TraceCheckUtils]: 39: Hoare triple {9421#(<= ~waterLevel~0 2)} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,105 INFO L280 TraceCheckUtils]: 40: Hoare triple {9421#(<= ~waterLevel~0 2)} assume 0 != ~pumpRunning~0; {9421#(<= ~waterLevel~0 2)} is VALID [2020-07-28 19:05:46,106 INFO L280 TraceCheckUtils]: 41: Hoare triple {9421#(<= ~waterLevel~0 2)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {9422#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:05:46,106 INFO L280 TraceCheckUtils]: 42: Hoare triple {9422#(<= ~waterLevel~0 1)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {9422#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:05:46,107 INFO L280 TraceCheckUtils]: 43: Hoare triple {9422#(<= ~waterLevel~0 1)} assume !(0 == ~pumpRunning~0); {9422#(<= ~waterLevel~0 1)} is VALID [2020-07-28 19:05:46,108 INFO L280 TraceCheckUtils]: 44: Hoare triple {9422#(<= ~waterLevel~0 1)} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {9423#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} is VALID [2020-07-28 19:05:46,109 INFO L280 TraceCheckUtils]: 45: Hoare triple {9423#(<= |ULTIMATE.start_getWaterLevel_#res| 1)} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {9424#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7 1)} is VALID [2020-07-28 19:05:46,109 INFO L280 TraceCheckUtils]: 46: Hoare triple {9424#(<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7 1)} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~7); {9419#false} is VALID [2020-07-28 19:05:46,109 INFO L280 TraceCheckUtils]: 47: Hoare triple {9419#false} assume !false; {9419#false} is VALID [2020-07-28 19:05:46,110 INFO L280 TraceCheckUtils]: 48: Hoare triple {9419#false} assume test_~splverifierCounter~0 < 4; {9419#false} is VALID [2020-07-28 19:05:46,110 INFO L280 TraceCheckUtils]: 49: Hoare triple {9419#false} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {9419#false} is VALID [2020-07-28 19:05:46,110 INFO L280 TraceCheckUtils]: 50: Hoare triple {9419#false} assume !(0 != test_~tmp~4); {9419#false} is VALID [2020-07-28 19:05:46,110 INFO L280 TraceCheckUtils]: 51: Hoare triple {9419#false} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {9419#false} is VALID [2020-07-28 19:05:46,110 INFO L280 TraceCheckUtils]: 52: Hoare triple {9419#false} assume !(0 != test_~tmp___0~0); {9419#false} is VALID [2020-07-28 19:05:46,111 INFO L280 TraceCheckUtils]: 53: Hoare triple {9419#false} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {9419#false} is VALID [2020-07-28 19:05:46,111 INFO L280 TraceCheckUtils]: 54: Hoare triple {9419#false} assume 0 != test_~tmp___2~0; {9419#false} is VALID [2020-07-28 19:05:46,111 INFO L280 TraceCheckUtils]: 55: Hoare triple {9419#false} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9419#false} is VALID [2020-07-28 19:05:46,111 INFO L280 TraceCheckUtils]: 56: Hoare triple {9419#false} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {9419#false} is VALID [2020-07-28 19:05:46,111 INFO L280 TraceCheckUtils]: 57: Hoare triple {9419#false} assume 0 != ~pumpRunning~0; {9419#false} is VALID [2020-07-28 19:05:46,111 INFO L280 TraceCheckUtils]: 58: Hoare triple {9419#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {9419#false} is VALID [2020-07-28 19:05:46,112 INFO L280 TraceCheckUtils]: 59: Hoare triple {9419#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {9419#false} is VALID [2020-07-28 19:05:46,112 INFO L280 TraceCheckUtils]: 60: Hoare triple {9419#false} assume !(0 == ~pumpRunning~0); {9419#false} is VALID [2020-07-28 19:05:46,112 INFO L280 TraceCheckUtils]: 61: Hoare triple {9419#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {9419#false} is VALID [2020-07-28 19:05:46,112 INFO L280 TraceCheckUtils]: 62: Hoare triple {9419#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {9419#false} is VALID [2020-07-28 19:05:46,112 INFO L280 TraceCheckUtils]: 63: Hoare triple {9419#false} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~7); {9419#false} is VALID [2020-07-28 19:05:46,112 INFO L280 TraceCheckUtils]: 64: Hoare triple {9419#false} assume !false; {9419#false} is VALID [2020-07-28 19:05:46,113 INFO L280 TraceCheckUtils]: 65: Hoare triple {9419#false} assume test_~splverifierCounter~0 < 4; {9419#false} is VALID [2020-07-28 19:05:46,113 INFO L280 TraceCheckUtils]: 66: Hoare triple {9419#false} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {9419#false} is VALID [2020-07-28 19:05:46,113 INFO L280 TraceCheckUtils]: 67: Hoare triple {9419#false} assume !(0 != test_~tmp~4); {9419#false} is VALID [2020-07-28 19:05:46,113 INFO L280 TraceCheckUtils]: 68: Hoare triple {9419#false} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {9419#false} is VALID [2020-07-28 19:05:46,114 INFO L280 TraceCheckUtils]: 69: Hoare triple {9419#false} assume !(0 != test_~tmp___0~0); {9419#false} is VALID [2020-07-28 19:05:46,114 INFO L280 TraceCheckUtils]: 70: Hoare triple {9419#false} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {9419#false} is VALID [2020-07-28 19:05:46,114 INFO L280 TraceCheckUtils]: 71: Hoare triple {9419#false} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___1~0 := test_#t~nondet40;havoc test_#t~nondet40; {9419#false} is VALID [2020-07-28 19:05:46,114 INFO L280 TraceCheckUtils]: 72: Hoare triple {9419#false} assume 0 != test_~tmp___1~0; {9419#false} is VALID [2020-07-28 19:05:46,115 INFO L280 TraceCheckUtils]: 73: Hoare triple {9419#false} assume 0 != ~pumpRunning~0;~pumpRunning~0 := 0; {9419#false} is VALID [2020-07-28 19:05:46,115 INFO L280 TraceCheckUtils]: 74: Hoare triple {9419#false} ~systemActive~0 := 0; {9419#false} is VALID [2020-07-28 19:05:46,115 INFO L280 TraceCheckUtils]: 75: Hoare triple {9419#false} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9419#false} is VALID [2020-07-28 19:05:46,115 INFO L280 TraceCheckUtils]: 76: Hoare triple {9419#false} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {9419#false} is VALID [2020-07-28 19:05:46,116 INFO L280 TraceCheckUtils]: 77: Hoare triple {9419#false} assume !(0 != ~pumpRunning~0); {9419#false} is VALID [2020-07-28 19:05:46,116 INFO L280 TraceCheckUtils]: 78: Hoare triple {9419#false} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {9419#false} is VALID [2020-07-28 19:05:46,116 INFO L280 TraceCheckUtils]: 79: Hoare triple {9419#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {9419#false} is VALID [2020-07-28 19:05:46,116 INFO L280 TraceCheckUtils]: 80: Hoare triple {9419#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {9419#false} is VALID [2020-07-28 19:05:46,117 INFO L280 TraceCheckUtils]: 81: Hoare triple {9419#false} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {9419#false} is VALID [2020-07-28 19:05:46,117 INFO L280 TraceCheckUtils]: 82: Hoare triple {9419#false} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {9419#false} is VALID [2020-07-28 19:05:46,118 INFO L280 TraceCheckUtils]: 83: Hoare triple {9419#false} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {9419#false} is VALID [2020-07-28 19:05:46,118 INFO L280 TraceCheckUtils]: 84: Hoare triple {9419#false} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {9419#false} is VALID [2020-07-28 19:05:46,118 INFO L280 TraceCheckUtils]: 85: Hoare triple {9419#false} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {9419#false} is VALID [2020-07-28 19:05:46,118 INFO L280 TraceCheckUtils]: 86: Hoare triple {9419#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {9419#false} is VALID [2020-07-28 19:05:46,119 INFO L280 TraceCheckUtils]: 87: Hoare triple {9419#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {9419#false} is VALID [2020-07-28 19:05:46,119 INFO L280 TraceCheckUtils]: 88: Hoare triple {9419#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9419#false} is VALID [2020-07-28 19:05:46,119 INFO L280 TraceCheckUtils]: 89: Hoare triple {9419#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {9419#false} is VALID [2020-07-28 19:05:46,119 INFO L280 TraceCheckUtils]: 90: Hoare triple {9419#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {9419#false} is VALID [2020-07-28 19:05:46,120 INFO L280 TraceCheckUtils]: 91: Hoare triple {9419#false} assume 0 == ~switchedOnBeforeTS~0; {9419#false} is VALID [2020-07-28 19:05:46,120 INFO L280 TraceCheckUtils]: 92: Hoare triple {9419#false} assume !false; {9419#false} is VALID [2020-07-28 19:05:46,128 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-28 19:05:46,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700279476] [2020-07-28 19:05:46,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723649033] [2020-07-28 19:05:46,129 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 19:05:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:46,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-28 19:05:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:05:46,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 19:05:46,385 INFO L280 TraceCheckUtils]: 0: Hoare triple {9418#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string44.base, #t~string44.offset, 1);call write~init~int(77, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(101, #t~string44.base, 2 + #t~string44.offset, 1);call write~init~int(116, #t~string44.base, 3 + #t~string44.offset, 1);call write~init~int(104, #t~string44.base, 4 + #t~string44.offset, 1);call write~init~int(58, #t~string44.base, 5 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 6 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string46.base, #t~string46.offset, 1);call write~init~int(82, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(73, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(84, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 4 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(75, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string50.base, #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 1 + #t~string50.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0; {9418#true} is VALID [2020-07-28 19:05:46,385 INFO L280 TraceCheckUtils]: 1: Hoare triple {9418#true} havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; {9418#true} is VALID [2020-07-28 19:05:46,386 INFO L280 TraceCheckUtils]: 2: Hoare triple {9418#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; {9418#true} is VALID [2020-07-28 19:05:46,386 INFO L280 TraceCheckUtils]: 3: Hoare triple {9418#true} main_#t~ret0 := valid_product_#res;assume -2147483648 <= main_#t~ret0 && main_#t~ret0 <= 2147483647;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; {9418#true} is VALID [2020-07-28 19:05:46,386 INFO L280 TraceCheckUtils]: 4: Hoare triple {9418#true} assume 0 != main_~tmp~0; {9418#true} is VALID [2020-07-28 19:05:46,387 INFO L280 TraceCheckUtils]: 5: Hoare triple {9418#true} ~switchedOnBeforeTS~0 := 0; {9418#true} is VALID [2020-07-28 19:05:46,387 INFO L280 TraceCheckUtils]: 6: Hoare triple {9418#true} havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {9418#true} is VALID [2020-07-28 19:05:46,387 INFO L280 TraceCheckUtils]: 7: Hoare triple {9418#true} assume !false; {9418#true} is VALID [2020-07-28 19:05:46,387 INFO L280 TraceCheckUtils]: 8: Hoare triple {9418#true} assume test_~splverifierCounter~0 < 4; {9418#true} is VALID [2020-07-28 19:05:46,387 INFO L280 TraceCheckUtils]: 9: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {9418#true} is VALID [2020-07-28 19:05:46,387 INFO L280 TraceCheckUtils]: 10: Hoare triple {9418#true} assume 0 != test_~tmp~4; {9418#true} is VALID [2020-07-28 19:05:46,388 INFO L280 TraceCheckUtils]: 11: Hoare triple {9418#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9418#true} is VALID [2020-07-28 19:05:46,388 INFO L280 TraceCheckUtils]: 12: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {9418#true} is VALID [2020-07-28 19:05:46,388 INFO L280 TraceCheckUtils]: 13: Hoare triple {9418#true} assume !(0 != test_~tmp___0~0); {9418#true} is VALID [2020-07-28 19:05:46,388 INFO L280 TraceCheckUtils]: 14: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {9418#true} is VALID [2020-07-28 19:05:46,388 INFO L280 TraceCheckUtils]: 15: Hoare triple {9418#true} assume 0 != test_~tmp___2~0; {9418#true} is VALID [2020-07-28 19:05:46,388 INFO L280 TraceCheckUtils]: 16: Hoare triple {9418#true} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9418#true} is VALID [2020-07-28 19:05:46,389 INFO L280 TraceCheckUtils]: 17: Hoare triple {9418#true} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {9418#true} is VALID [2020-07-28 19:05:46,389 INFO L280 TraceCheckUtils]: 18: Hoare triple {9418#true} assume !(0 != ~pumpRunning~0); {9418#true} is VALID [2020-07-28 19:05:46,389 INFO L280 TraceCheckUtils]: 19: Hoare triple {9418#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {9418#true} is VALID [2020-07-28 19:05:46,389 INFO L280 TraceCheckUtils]: 20: Hoare triple {9418#true} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {9418#true} is VALID [2020-07-28 19:05:46,389 INFO L280 TraceCheckUtils]: 21: Hoare triple {9418#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {9418#true} is VALID [2020-07-28 19:05:46,389 INFO L280 TraceCheckUtils]: 22: Hoare triple {9418#true} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {9418#true} is VALID [2020-07-28 19:05:46,390 INFO L280 TraceCheckUtils]: 23: Hoare triple {9418#true} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {9418#true} is VALID [2020-07-28 19:05:46,390 INFO L280 TraceCheckUtils]: 24: Hoare triple {9418#true} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {9418#true} is VALID [2020-07-28 19:05:46,390 INFO L280 TraceCheckUtils]: 25: Hoare triple {9418#true} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {9418#true} is VALID [2020-07-28 19:05:46,391 INFO L280 TraceCheckUtils]: 26: Hoare triple {9418#true} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {9418#true} is VALID [2020-07-28 19:05:46,391 INFO L280 TraceCheckUtils]: 27: Hoare triple {9418#true} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {9418#true} is VALID [2020-07-28 19:05:46,391 INFO L280 TraceCheckUtils]: 28: Hoare triple {9418#true} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {9418#true} is VALID [2020-07-28 19:05:46,391 INFO L280 TraceCheckUtils]: 29: Hoare triple {9418#true} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~7); {9418#true} is VALID [2020-07-28 19:05:46,391 INFO L280 TraceCheckUtils]: 30: Hoare triple {9418#true} assume !false; {9418#true} is VALID [2020-07-28 19:05:46,392 INFO L280 TraceCheckUtils]: 31: Hoare triple {9418#true} assume test_~splverifierCounter~0 < 4; {9418#true} is VALID [2020-07-28 19:05:46,392 INFO L280 TraceCheckUtils]: 32: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {9418#true} is VALID [2020-07-28 19:05:46,392 INFO L280 TraceCheckUtils]: 33: Hoare triple {9418#true} assume !(0 != test_~tmp~4); {9418#true} is VALID [2020-07-28 19:05:46,392 INFO L280 TraceCheckUtils]: 34: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {9418#true} is VALID [2020-07-28 19:05:46,392 INFO L280 TraceCheckUtils]: 35: Hoare triple {9418#true} assume !(0 != test_~tmp___0~0); {9418#true} is VALID [2020-07-28 19:05:46,393 INFO L280 TraceCheckUtils]: 36: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {9418#true} is VALID [2020-07-28 19:05:46,393 INFO L280 TraceCheckUtils]: 37: Hoare triple {9418#true} assume 0 != test_~tmp___2~0; {9418#true} is VALID [2020-07-28 19:05:46,393 INFO L280 TraceCheckUtils]: 38: Hoare triple {9418#true} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9418#true} is VALID [2020-07-28 19:05:46,393 INFO L280 TraceCheckUtils]: 39: Hoare triple {9418#true} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {9418#true} is VALID [2020-07-28 19:05:46,394 INFO L280 TraceCheckUtils]: 40: Hoare triple {9418#true} assume 0 != ~pumpRunning~0; {9418#true} is VALID [2020-07-28 19:05:46,394 INFO L280 TraceCheckUtils]: 41: Hoare triple {9418#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {9418#true} is VALID [2020-07-28 19:05:46,394 INFO L280 TraceCheckUtils]: 42: Hoare triple {9418#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {9418#true} is VALID [2020-07-28 19:05:46,395 INFO L280 TraceCheckUtils]: 43: Hoare triple {9418#true} assume !(0 == ~pumpRunning~0); {9418#true} is VALID [2020-07-28 19:05:46,395 INFO L280 TraceCheckUtils]: 44: Hoare triple {9418#true} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {9418#true} is VALID [2020-07-28 19:05:46,395 INFO L280 TraceCheckUtils]: 45: Hoare triple {9418#true} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {9418#true} is VALID [2020-07-28 19:05:46,396 INFO L280 TraceCheckUtils]: 46: Hoare triple {9418#true} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~7); {9418#true} is VALID [2020-07-28 19:05:46,396 INFO L280 TraceCheckUtils]: 47: Hoare triple {9418#true} assume !false; {9418#true} is VALID [2020-07-28 19:05:46,396 INFO L280 TraceCheckUtils]: 48: Hoare triple {9418#true} assume test_~splverifierCounter~0 < 4; {9418#true} is VALID [2020-07-28 19:05:46,396 INFO L280 TraceCheckUtils]: 49: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {9418#true} is VALID [2020-07-28 19:05:46,397 INFO L280 TraceCheckUtils]: 50: Hoare triple {9418#true} assume !(0 != test_~tmp~4); {9418#true} is VALID [2020-07-28 19:05:46,397 INFO L280 TraceCheckUtils]: 51: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {9418#true} is VALID [2020-07-28 19:05:46,397 INFO L280 TraceCheckUtils]: 52: Hoare triple {9418#true} assume !(0 != test_~tmp___0~0); {9418#true} is VALID [2020-07-28 19:05:46,397 INFO L280 TraceCheckUtils]: 53: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {9418#true} is VALID [2020-07-28 19:05:46,398 INFO L280 TraceCheckUtils]: 54: Hoare triple {9418#true} assume 0 != test_~tmp___2~0; {9418#true} is VALID [2020-07-28 19:05:46,398 INFO L280 TraceCheckUtils]: 55: Hoare triple {9418#true} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9418#true} is VALID [2020-07-28 19:05:46,398 INFO L280 TraceCheckUtils]: 56: Hoare triple {9418#true} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {9418#true} is VALID [2020-07-28 19:05:46,398 INFO L280 TraceCheckUtils]: 57: Hoare triple {9418#true} assume 0 != ~pumpRunning~0; {9418#true} is VALID [2020-07-28 19:05:46,399 INFO L280 TraceCheckUtils]: 58: Hoare triple {9418#true} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {9418#true} is VALID [2020-07-28 19:05:46,399 INFO L280 TraceCheckUtils]: 59: Hoare triple {9418#true} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {9418#true} is VALID [2020-07-28 19:05:46,399 INFO L280 TraceCheckUtils]: 60: Hoare triple {9418#true} assume !(0 == ~pumpRunning~0); {9418#true} is VALID [2020-07-28 19:05:46,399 INFO L280 TraceCheckUtils]: 61: Hoare triple {9418#true} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {9418#true} is VALID [2020-07-28 19:05:46,400 INFO L280 TraceCheckUtils]: 62: Hoare triple {9418#true} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {9418#true} is VALID [2020-07-28 19:05:46,400 INFO L280 TraceCheckUtils]: 63: Hoare triple {9418#true} assume !(2 != __utac_acc__Specification5_spec__3_~tmp~7); {9418#true} is VALID [2020-07-28 19:05:46,400 INFO L280 TraceCheckUtils]: 64: Hoare triple {9418#true} assume !false; {9418#true} is VALID [2020-07-28 19:05:46,401 INFO L280 TraceCheckUtils]: 65: Hoare triple {9418#true} assume test_~splverifierCounter~0 < 4; {9418#true} is VALID [2020-07-28 19:05:46,401 INFO L280 TraceCheckUtils]: 66: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet37 && test_#t~nondet37 <= 2147483647;test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; {9418#true} is VALID [2020-07-28 19:05:46,401 INFO L280 TraceCheckUtils]: 67: Hoare triple {9418#true} assume !(0 != test_~tmp~4); {9418#true} is VALID [2020-07-28 19:05:46,401 INFO L280 TraceCheckUtils]: 68: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet38 && test_#t~nondet38 <= 2147483647;test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; {9418#true} is VALID [2020-07-28 19:05:46,402 INFO L280 TraceCheckUtils]: 69: Hoare triple {9418#true} assume !(0 != test_~tmp___0~0); {9418#true} is VALID [2020-07-28 19:05:46,402 INFO L280 TraceCheckUtils]: 70: Hoare triple {9418#true} assume -2147483648 <= test_#t~nondet39 && test_#t~nondet39 <= 2147483647;test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; {9418#true} is VALID [2020-07-28 19:05:46,402 INFO L280 TraceCheckUtils]: 71: Hoare triple {9418#true} assume !(0 != test_~tmp___2~0);assume -2147483648 <= test_#t~nondet40 && test_#t~nondet40 <= 2147483647;test_~tmp___1~0 := test_#t~nondet40;havoc test_#t~nondet40; {9418#true} is VALID [2020-07-28 19:05:46,403 INFO L280 TraceCheckUtils]: 72: Hoare triple {9418#true} assume 0 != test_~tmp___1~0; {9418#true} is VALID [2020-07-28 19:05:46,403 INFO L280 TraceCheckUtils]: 73: Hoare triple {9418#true} assume 0 != ~pumpRunning~0;~pumpRunning~0 := 0; {9418#true} is VALID [2020-07-28 19:05:46,405 INFO L280 TraceCheckUtils]: 74: Hoare triple {9418#true} ~systemActive~0 := 0; {9650#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:05:46,407 INFO L280 TraceCheckUtils]: 75: Hoare triple {9650#(= 0 ~systemActive~0)} havoc __utac_acc__Specification5_spec__2_#t~ret70;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9650#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:05:46,409 INFO L280 TraceCheckUtils]: 76: Hoare triple {9650#(= 0 ~systemActive~0)} __utac_acc__Specification5_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret70 && __utac_acc__Specification5_spec__2_#t~ret70 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret70;havoc __utac_acc__Specification5_spec__2_#t~ret70; {9650#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:05:46,411 INFO L280 TraceCheckUtils]: 77: Hoare triple {9650#(= 0 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {9650#(= 0 ~systemActive~0)} is VALID [2020-07-28 19:05:46,412 INFO L280 TraceCheckUtils]: 78: Hoare triple {9650#(= 0 ~systemActive~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {9419#false} is VALID [2020-07-28 19:05:46,412 INFO L280 TraceCheckUtils]: 79: Hoare triple {9419#false} assume 0 == ~pumpRunning~0;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~6, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~6;havoc isHighWaterLevel_~tmp___0~1;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~8;havoc isHighWaterSensorDry_~retValue_acc~8; {9419#false} is VALID [2020-07-28 19:05:46,412 INFO L280 TraceCheckUtils]: 80: Hoare triple {9419#false} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~8 := 0;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~8; {9419#false} is VALID [2020-07-28 19:05:46,413 INFO L280 TraceCheckUtils]: 81: Hoare triple {9419#false} isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume -2147483648 <= isHighWaterLevel_#t~ret69 && isHighWaterLevel_#t~ret69 <= 2147483647;isHighWaterLevel_~tmp~6 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; {9419#false} is VALID [2020-07-28 19:05:46,413 INFO L280 TraceCheckUtils]: 82: Hoare triple {9419#false} assume !(0 != isHighWaterLevel_~tmp~6);isHighWaterLevel_~tmp___0~1 := 1; {9419#false} is VALID [2020-07-28 19:05:46,413 INFO L280 TraceCheckUtils]: 83: Hoare triple {9419#false} isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; {9419#false} is VALID [2020-07-28 19:05:46,413 INFO L280 TraceCheckUtils]: 84: Hoare triple {9419#false} processEnvironment_#t~ret51 := isHighWaterLevel_#res;assume -2147483648 <= processEnvironment_#t~ret51 && processEnvironment_#t~ret51 <= 2147483647;processEnvironment_~tmp~5 := processEnvironment_#t~ret51;havoc processEnvironment_#t~ret51; {9419#false} is VALID [2020-07-28 19:05:46,414 INFO L280 TraceCheckUtils]: 85: Hoare triple {9419#false} assume 0 != processEnvironment_~tmp~5;~pumpRunning~0 := 1; {9419#false} is VALID [2020-07-28 19:05:46,414 INFO L280 TraceCheckUtils]: 86: Hoare triple {9419#false} havoc __utac_acc__Specification5_spec__3_#t~ret71, __utac_acc__Specification5_spec__3_#t~ret72, __utac_acc__Specification5_spec__3_~tmp~7, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~7;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; {9419#false} is VALID [2020-07-28 19:05:46,414 INFO L280 TraceCheckUtils]: 87: Hoare triple {9419#false} __utac_acc__Specification5_spec__3_#t~ret71 := getWaterLevel_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret71 && __utac_acc__Specification5_spec__3_#t~ret71 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~7 := __utac_acc__Specification5_spec__3_#t~ret71;havoc __utac_acc__Specification5_spec__3_#t~ret71; {9419#false} is VALID [2020-07-28 19:05:46,414 INFO L280 TraceCheckUtils]: 88: Hoare triple {9419#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {9419#false} is VALID [2020-07-28 19:05:46,414 INFO L280 TraceCheckUtils]: 89: Hoare triple {9419#false} __utac_acc__Specification5_spec__3_#t~ret72 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret72 && __utac_acc__Specification5_spec__3_#t~ret72 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret72;havoc __utac_acc__Specification5_spec__3_#t~ret72; {9419#false} is VALID [2020-07-28 19:05:46,415 INFO L280 TraceCheckUtils]: 90: Hoare triple {9419#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~2; {9419#false} is VALID [2020-07-28 19:05:46,415 INFO L280 TraceCheckUtils]: 91: Hoare triple {9419#false} assume 0 == ~switchedOnBeforeTS~0; {9419#false} is VALID [2020-07-28 19:05:46,415 INFO L280 TraceCheckUtils]: 92: Hoare triple {9419#false} assume !false; {9419#false} is VALID [2020-07-28 19:05:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2020-07-28 19:05:46,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-28 19:05:46,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2020-07-28 19:05:46,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503417865] [2020-07-28 19:05:46,422 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2020-07-28 19:05:46,423 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:05:46,423 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:05:46,490 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 19:05:46,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:05:46,491 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:05:46,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:05:46,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:05:46,491 INFO L87 Difference]: Start difference. First operand 233 states and 300 transitions. Second operand 3 states. [2020-07-28 19:05:47,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:47,322 INFO L93 Difference]: Finished difference Result 424 states and 546 transitions. [2020-07-28 19:05:47,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:05:47,323 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2020-07-28 19:05:47,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:05:47,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:47,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 132 transitions. [2020-07-28 19:05:47,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:05:47,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 132 transitions. [2020-07-28 19:05:47,326 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 132 transitions. [2020-07-28 19:05:47,474 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 19:05:47,474 INFO L225 Difference]: With dead ends: 424 [2020-07-28 19:05:47,474 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 19:05:47,476 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-28 19:05:47,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 19:05:47,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 19:05:47,476 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:05:47,476 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:47,476 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:47,477 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:47,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:47,477 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:05:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:47,477 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:47,477 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:47,477 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:47,477 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 19:05:47,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:05:47,478 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 19:05:47,478 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:47,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:47,479 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:05:47,479 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:05:47,479 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:05:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 19:05:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 19:05:47,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2020-07-28 19:05:47,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:05:47,480 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 19:05:47,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:05:47,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 19:05:47,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:05:47,687 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-28 19:05:47,689 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 19:05:48,232 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2020-07-28 19:05:49,040 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 35 [2020-07-28 19:05:49,530 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 32 [2020-07-28 19:05:49,713 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 11 [2020-07-28 19:05:50,015 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 35 [2020-07-28 19:05:50,330 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 38 [2020-07-28 19:05:50,727 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2020-07-28 19:05:50,887 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 31 [2020-07-28 19:05:51,033 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 26 [2020-07-28 19:05:51,436 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 33 [2020-07-28 19:05:51,598 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 30 [2020-07-28 19:05:51,875 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-07-28 19:05:52,228 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 32 [2020-07-28 19:05:52,606 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 40 [2020-07-28 19:05:52,663 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-28 19:05:52,663 INFO L268 CegarLoopResult]: For program point L597(lines 597 610) no Hoare annotation was computed. [2020-07-28 19:05:52,663 INFO L264 CegarLoopResult]: At program point L878(lines 863 881) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) .cse3 .cse4) (and (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse0 .cse1 .cse2 .cse3 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ~waterLevel~0) .cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6))))) [2020-07-28 19:05:52,663 INFO L264 CegarLoopResult]: At program point L878-1(lines 863 881) the Hoare annotation is: false [2020-07-28 19:05:52,664 INFO L264 CegarLoopResult]: At program point L878-2(lines 863 881) the Hoare annotation is: false [2020-07-28 19:05:52,664 INFO L268 CegarLoopResult]: For program point L647(lines 647 651) no Hoare annotation was computed. [2020-07-28 19:05:52,664 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 19:05:52,664 INFO L264 CegarLoopResult]: At program point L615(lines 566 616) the Hoare annotation is: false [2020-07-28 19:05:52,664 INFO L268 CegarLoopResult]: For program point L929(lines 929 939) no Hoare annotation was computed. [2020-07-28 19:05:52,664 INFO L268 CegarLoopResult]: For program point L929-2(lines 929 939) no Hoare annotation was computed. [2020-07-28 19:05:52,665 INFO L268 CegarLoopResult]: For program point L929-4(lines 929 939) no Hoare annotation was computed. [2020-07-28 19:05:52,665 INFO L268 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-07-28 19:05:52,665 INFO L268 CegarLoopResult]: For program point L930-2(lines 930 936) no Hoare annotation was computed. [2020-07-28 19:05:52,665 INFO L268 CegarLoopResult]: For program point L930-4(lines 930 936) no Hoare annotation was computed. [2020-07-28 19:05:52,665 INFO L264 CegarLoopResult]: At program point L914(lines 738 744) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse2 (not .cse6)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse3 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 1 ~waterLevel~0) .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5)))) [2020-07-28 19:05:52,666 INFO L264 CegarLoopResult]: At program point L914-1(lines 738 744) the Hoare annotation is: false [2020-07-28 19:05:52,666 INFO L264 CegarLoopResult]: At program point L914-2(lines 738 744) the Hoare annotation is: false [2020-07-28 19:05:52,666 INFO L264 CegarLoopResult]: At program point L551(lines 546 554) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:52,666 INFO L268 CegarLoopResult]: For program point L568(lines 567 614) no Hoare annotation was computed. [2020-07-28 19:05:52,666 INFO L264 CegarLoopResult]: At program point L717(lines 708 721) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= 1 ~waterLevel~0) (not (= 0 |ULTIMATE.start_isHighWaterSensorDry_#res|)) .cse4))) [2020-07-28 19:05:52,666 INFO L264 CegarLoopResult]: At program point L717-1(lines 708 721) the Hoare annotation is: false [2020-07-28 19:05:52,667 INFO L264 CegarLoopResult]: At program point L717-2(lines 708 721) the Hoare annotation is: false [2020-07-28 19:05:52,667 INFO L268 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2020-07-28 19:05:52,667 INFO L268 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-07-28 19:05:52,667 INFO L268 CegarLoopResult]: For program point L635-3(lines 635 639) no Hoare annotation was computed. [2020-07-28 19:05:52,667 INFO L268 CegarLoopResult]: For program point L635-6(lines 635 639) no Hoare annotation was computed. [2020-07-28 19:05:52,668 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 19:05:52,668 INFO L268 CegarLoopResult]: For program point L603(lines 603 609) no Hoare annotation was computed. [2020-07-28 19:05:52,668 INFO L264 CegarLoopResult]: At program point L603-1(lines 603 609) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (not .cse5)) (.cse2 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse2 .cse4 (= 1 ~waterLevel~0) .cse3) (and .cse0 .cse2 .cse5 .cse4 .cse3) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) .cse4 .cse3)))) [2020-07-28 19:05:52,668 INFO L268 CegarLoopResult]: For program point L141(lines 141 148) no Hoare annotation was computed. [2020-07-28 19:05:52,668 INFO L271 CegarLoopResult]: At program point L141-1(lines 141 148) the Hoare annotation is: true [2020-07-28 19:05:52,668 INFO L268 CegarLoopResult]: For program point L587(lines 587 593) no Hoare annotation was computed. [2020-07-28 19:05:52,669 INFO L264 CegarLoopResult]: At program point L587-1(lines 587 593) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (not .cse5)) (.cse2 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse2 .cse4 (= 1 ~waterLevel~0) .cse3) (and .cse0 .cse2 .cse5 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse3) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) .cse4 .cse3)))) [2020-07-28 19:05:52,669 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-28 19:05:52,669 INFO L268 CegarLoopResult]: For program point L770(lines 770 787) no Hoare annotation was computed. [2020-07-28 19:05:52,669 INFO L268 CegarLoopResult]: For program point L770-1(lines 770 787) no Hoare annotation was computed. [2020-07-28 19:05:52,670 INFO L264 CegarLoopResult]: At program point L704(lines 699 707) the Hoare annotation is: (let ((.cse11 (= 0 ~systemActive~0))) (let ((.cse8 (= 1 ~pumpRunning~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse5 (<= ~waterLevel~0 2)) (.cse7 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse9 (= 0 ULTIMATE.start_processEnvironment_~tmp~5)) (.cse4 (not .cse11)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse10 (= 0 ~pumpRunning~0)) (.cse6 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse2 .cse3 .cse4 (= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~switchedOnBeforeTS~0) .cse6 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse9 .cse4 .cse5 .cse10 .cse6 .cse7) (and .cse2 .cse3 .cse9 .cse4 .cse10 (= 1 ~waterLevel~0) .cse6) (and .cse2 .cse3 .cse11 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse10 .cse6)))) [2020-07-28 19:05:52,670 INFO L268 CegarLoopResult]: For program point L770-2(lines 770 787) no Hoare annotation was computed. [2020-07-28 19:05:52,670 INFO L264 CegarLoopResult]: At program point L704-1(lines 699 707) the Hoare annotation is: false [2020-07-28 19:05:52,670 INFO L264 CegarLoopResult]: At program point L704-2(lines 699 707) the Hoare annotation is: false [2020-07-28 19:05:52,670 INFO L268 CegarLoopResult]: For program point L886(lines 886 892) no Hoare annotation was computed. [2020-07-28 19:05:52,671 INFO L264 CegarLoopResult]: At program point L886-1(lines 886 892) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~0)) [2020-07-28 19:05:52,671 INFO L268 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-07-28 19:05:52,671 INFO L268 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2020-07-28 19:05:52,671 INFO L268 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2020-07-28 19:05:52,672 INFO L264 CegarLoopResult]: At program point L738(lines 734 756) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse2 (not .cse5)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~switchedOnBeforeTS~0) .cse3 (= 1 ~pumpRunning~0)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) .cse4 .cse3) (and .cse0 .cse1 .cse5 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse3) (and .cse0 .cse1 .cse2 .cse4 (= 1 ~waterLevel~0) .cse3)))) [2020-07-28 19:05:52,672 INFO L264 CegarLoopResult]: At program point L738-1(lines 734 756) the Hoare annotation is: false [2020-07-28 19:05:52,672 INFO L264 CegarLoopResult]: At program point L738-2(lines 734 756) the Hoare annotation is: false [2020-07-28 19:05:52,672 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 19:05:52,672 INFO L264 CegarLoopResult]: At program point L61-2(lines 61 75) the Hoare annotation is: false [2020-07-28 19:05:52,673 INFO L264 CegarLoopResult]: At program point L904(lines 899 906) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:52,673 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-07-28 19:05:52,673 INFO L264 CegarLoopResult]: At program point L112(lines 108 114) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:52,673 INFO L268 CegarLoopResult]: For program point L872(lines 872 876) no Hoare annotation was computed. [2020-07-28 19:05:52,673 INFO L268 CegarLoopResult]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2020-07-28 19:05:52,673 INFO L268 CegarLoopResult]: For program point L872-3(lines 872 876) no Hoare annotation was computed. [2020-07-28 19:05:52,674 INFO L268 CegarLoopResult]: For program point L872-5(lines 872 876) no Hoare annotation was computed. [2020-07-28 19:05:52,674 INFO L268 CegarLoopResult]: For program point L872-6(lines 872 876) no Hoare annotation was computed. [2020-07-28 19:05:52,674 INFO L268 CegarLoopResult]: For program point L872-8(lines 872 876) no Hoare annotation was computed. [2020-07-28 19:05:52,674 INFO L264 CegarLoopResult]: At program point L823(lines 818 826) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse2 (not .cse6)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse3 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 1 ~waterLevel~0) .cse5) (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse5 (= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5)))) [2020-07-28 19:05:52,675 INFO L264 CegarLoopResult]: At program point L823-1(lines 818 826) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse2 (not .cse6)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse4 (= 0 |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~switchedOnBeforeTS~0) .cse3 (= 1 ~pumpRunning~0)) (and .cse0 .cse1 (= 0 ULTIMATE.start_processEnvironment_~tmp~5) .cse2 .cse4 .cse5 (= 1 ~waterLevel~0) .cse3) (and .cse0 .cse1 .cse6 .cse4 .cse5 .cse3)))) [2020-07-28 19:05:52,675 INFO L264 CegarLoopResult]: At program point L823-2(lines 818 826) the Hoare annotation is: false [2020-07-28 19:05:52,675 INFO L264 CegarLoopResult]: At program point L823-3(lines 818 826) the Hoare annotation is: false [2020-07-28 19:05:52,675 INFO L264 CegarLoopResult]: At program point L823-4(lines 818 826) the Hoare annotation is: false [2020-07-28 19:05:52,675 INFO L264 CegarLoopResult]: At program point L823-5(lines 818 826) the Hoare annotation is: false [2020-07-28 19:05:52,676 INFO L268 CegarLoopResult]: For program point L774(lines 774 782) no Hoare annotation was computed. [2020-07-28 19:05:52,676 INFO L268 CegarLoopResult]: For program point L774-1(lines 774 782) no Hoare annotation was computed. [2020-07-28 19:05:52,676 INFO L268 CegarLoopResult]: For program point L774-2(lines 774 782) no Hoare annotation was computed. [2020-07-28 19:05:52,676 INFO L264 CegarLoopResult]: At program point L543(lines 1 945) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-28 19:05:52,676 INFO L268 CegarLoopResult]: For program point L659(lines 659 663) no Hoare annotation was computed. [2020-07-28 19:05:52,677 INFO L268 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-07-28 19:05:52,677 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-28 19:05:52,677 INFO L264 CegarLoopResult]: At program point L577-1(lines 577 583) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (not .cse5)) (.cse2 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse2 .cse4 (= 1 ~waterLevel~0) .cse3) (and .cse0 .cse2 .cse5 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse3) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) .cse4 .cse3)))) [2020-07-28 19:05:52,677 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2020-07-28 19:05:52,677 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 19:05:52,678 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-28 19:05:52,678 INFO L268 CegarLoopResult]: For program point L925(lines 925 942) no Hoare annotation was computed. [2020-07-28 19:05:52,678 INFO L264 CegarLoopResult]: At program point L925-1(lines 1 945) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse1 (not .cse5)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 ~pumpRunning~0)) (and .cse0 .cse1 .cse2 .cse4 (= 1 ~waterLevel~0) .cse3) (and (<= 2 ~waterLevel~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse0 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7 2) .cse1 .cse2 (<= ~waterLevel~0 2) .cse4 (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7) .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 .cse5 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse3)))) [2020-07-28 19:05:52,678 INFO L268 CegarLoopResult]: For program point L925-2(lines 925 942) no Hoare annotation was computed. [2020-07-28 19:05:52,679 INFO L264 CegarLoopResult]: At program point L925-3(lines 1 945) the Hoare annotation is: false [2020-07-28 19:05:52,679 INFO L268 CegarLoopResult]: For program point L925-4(lines 925 942) no Hoare annotation was computed. [2020-07-28 19:05:52,679 INFO L264 CegarLoopResult]: At program point L925-5(lines 1 945) the Hoare annotation is: false [2020-07-28 19:05:52,679 INFO L271 CegarLoopResult]: At program point L150(lines 131 153) the Hoare annotation is: true [2020-07-28 19:05:52,679 INFO L264 CegarLoopResult]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse9 (= 0 ~systemActive~0))) (let ((.cse5 (= 0 ULTIMATE.start_processEnvironment_~tmp~5)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (not .cse9)) (.cse8 (<= ~waterLevel~0 2)) (.cse4 (= 1 ~pumpRunning~0)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (= 1 |ULTIMATE.start_valid_product_#res|)) (.cse6 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~switchedOnBeforeTS~0) .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse2 .cse6 (= 1 ~waterLevel~0) .cse3) (and .cse7 .cse0 .cse1 .cse5 .cse2 .cse8 .cse6 .cse3) (and .cse7 .cse0 .cse1 .cse2 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse9 (= 0 |ULTIMATE.start_isPumpRunning_#res|) .cse6 .cse3)))) [2020-07-28 19:05:52,679 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-07-28 19:05:52,680 INFO L264 CegarLoopResult]: At program point L745-1(lines 745 751) the Hoare annotation is: false [2020-07-28 19:05:52,680 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-07-28 19:05:52,680 INFO L264 CegarLoopResult]: At program point L745-2(lines 745 751) the Hoare annotation is: false [2020-07-28 19:05:52,680 INFO L268 CegarLoopResult]: For program point L712-2(lines 712 718) no Hoare annotation was computed. [2020-07-28 19:05:52,685 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:05:52,685 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:05:52,692 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-28 19:05:52,693 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-28 19:05:52,693 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-28 19:05:52,698 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:05:52,699 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L635-3 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L635-3 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L635-3 has no Hoare annotation [2020-07-28 19:05:52,700 WARN L170 areAnnotationChecker]: L770-1 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L647 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L647 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L770-1 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L770-1 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L712-1 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L712-1 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L925-2 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L659 has no Hoare annotation [2020-07-28 19:05:52,701 WARN L170 areAnnotationChecker]: L659 has no Hoare annotation [2020-07-28 19:05:52,702 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-28 19:05:52,702 WARN L170 areAnnotationChecker]: L872-3 has no Hoare annotation [2020-07-28 19:05:52,702 WARN L170 areAnnotationChecker]: L925-2 has no Hoare annotation [2020-07-28 19:05:52,702 WARN L170 areAnnotationChecker]: L925-2 has no Hoare annotation [2020-07-28 19:05:52,702 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-28 19:05:52,702 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-28 19:05:52,702 WARN L170 areAnnotationChecker]: L872-3 has no Hoare annotation [2020-07-28 19:05:52,703 WARN L170 areAnnotationChecker]: L872-3 has no Hoare annotation [2020-07-28 19:05:52,703 WARN L170 areAnnotationChecker]: L929-2 has no Hoare annotation [2020-07-28 19:05:52,705 WARN L170 areAnnotationChecker]: L603 has no Hoare annotation [2020-07-28 19:05:52,705 WARN L170 areAnnotationChecker]: L603 has no Hoare annotation [2020-07-28 19:05:52,705 WARN L170 areAnnotationChecker]: L872-5 has no Hoare annotation [2020-07-28 19:05:52,705 WARN L170 areAnnotationChecker]: L929-2 has no Hoare annotation [2020-07-28 19:05:52,706 WARN L170 areAnnotationChecker]: L929-2 has no Hoare annotation [2020-07-28 19:05:52,706 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-28 19:05:52,707 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-28 19:05:52,707 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-28 19:05:52,707 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-28 19:05:52,708 WARN L170 areAnnotationChecker]: L930-2 has no Hoare annotation [2020-07-28 19:05:52,708 WARN L170 areAnnotationChecker]: L930-2 has no Hoare annotation [2020-07-28 19:05:52,708 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-28 19:05:52,708 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-28 19:05:52,710 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-28 19:05:52,711 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-28 19:05:52,711 WARN L170 areAnnotationChecker]: L44-1 has no Hoare annotation [2020-07-28 19:05:52,711 WARN L170 areAnnotationChecker]: L44-1 has no Hoare annotation [2020-07-28 19:05:52,711 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 19:05:52,711 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 19:05:52,711 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-28 19:05:52,711 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-28 19:05:52,711 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-28 19:05:52,713 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-28 19:05:52,713 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-28 19:05:52,713 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-28 19:05:52,721 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-28 19:05:52,722 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-28 19:05:52,722 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-28 19:05:52,722 WARN L170 areAnnotationChecker]: L635-6 has no Hoare annotation [2020-07-28 19:05:52,722 WARN L170 areAnnotationChecker]: L872 has no Hoare annotation [2020-07-28 19:05:52,722 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-28 19:05:52,722 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-28 19:05:52,722 WARN L170 areAnnotationChecker]: L635-6 has no Hoare annotation [2020-07-28 19:05:52,722 WARN L170 areAnnotationChecker]: L635-6 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L770-2 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L872 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L872 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L929 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L770-2 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L770-2 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L872-2 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L929 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L929 has no Hoare annotation [2020-07-28 19:05:52,723 WARN L170 areAnnotationChecker]: L712-2 has no Hoare annotation [2020-07-28 19:05:52,724 WARN L170 areAnnotationChecker]: L712-2 has no Hoare annotation [2020-07-28 19:05:52,724 WARN L170 areAnnotationChecker]: L925-4 has no Hoare annotation [2020-07-28 19:05:52,724 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-28 19:05:52,724 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-28 19:05:52,724 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-28 19:05:52,724 WARN L170 areAnnotationChecker]: L872-6 has no Hoare annotation [2020-07-28 19:05:52,724 WARN L170 areAnnotationChecker]: L925-4 has no Hoare annotation [2020-07-28 19:05:52,725 WARN L170 areAnnotationChecker]: L925-4 has no Hoare annotation [2020-07-28 19:05:52,725 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-28 19:05:52,725 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L872-6 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L872-6 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L929-4 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L872-8 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L929-4 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L929-4 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L774-2 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L930-4 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L930-4 has no Hoare annotation [2020-07-28 19:05:52,726 WARN L170 areAnnotationChecker]: L774-2 has no Hoare annotation [2020-07-28 19:05:52,727 WARN L170 areAnnotationChecker]: L774-2 has no Hoare annotation [2020-07-28 19:05:52,727 WARN L170 areAnnotationChecker]: L44-2 has no Hoare annotation [2020-07-28 19:05:52,727 WARN L170 areAnnotationChecker]: L44-2 has no Hoare annotation [2020-07-28 19:05:52,727 INFO L163 areAnnotationChecker]: CFG has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:05:52,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:05:52 BoogieIcfgContainer [2020-07-28 19:05:52,766 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:05:52,766 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:05:52,767 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:05:52,767 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:05:52,768 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:05:27" (3/4) ... [2020-07-28 19:05:52,772 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 19:05:52,790 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 19:05:52,791 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 19:05:52,792 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 19:05:52,793 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 19:05:52,793 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 19:05:52,794 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:05:52,795 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 19:05:52,827 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == pumpRunning && \result == systemActive) && 1 == waterLevel) && 1 == systemActive [2020-07-28 19:05:52,828 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == pumpRunning && \result == systemActive) && 1 == waterLevel) && 1 == tmp) && 1 == systemActive [2020-07-28 19:05:52,828 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == pumpRunning && \result == systemActive) && 1 == waterLevel) && 1 == tmp) && 1 == systemActive [2020-07-28 19:05:52,828 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning) || (((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || ((((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && tmp <= 2) && !(0 == systemActive)) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 2 <= tmp) && 1 == tmp) && 2 <= \result)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,829 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning) || (((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp)) || ((((((2 <= waterLevel && 0 == splverifierCounter) && !(0 == systemActive)) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,829 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning) || (((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp)) || ((((((2 <= waterLevel && 0 == splverifierCounter) && !(0 == systemActive)) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,830 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning) || (((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || ((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == pumpRunning) && 1 == tmp)) || ((((((2 <= waterLevel && 0 == splverifierCounter) && !(0 == systemActive)) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,830 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 19:05:52,831 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 0 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,831 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning)) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 0 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,831 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning) || ((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp) [2020-07-28 19:05:52,832 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning) || ((((((0 == splverifierCounter && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp)) || ((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 1 == tmp) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,833 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 1 == tmp) && 2 <= \result) && 1 == pumpRunning) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning)) || (((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) && 2 <= \result)) || ((((((0 == splverifierCounter && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,833 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == waterLevel) && !(0 == \result)) && 1 == tmp) [2020-07-28 19:05:52,834 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning) || (((((((0 == splverifierCounter && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && 0 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) [2020-07-28 19:05:52,834 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) || ((((((((0 == tmp___0 && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 0 == \result) && 1 == waterLevel) && 1 == tmp) && !(0 == tmp)) [2020-07-28 19:05:52,891 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:05:52,891 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:05:52,893 INFO L168 Benchmark]: Toolchain (without parser) took 27350.77 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 473.4 MB). Free memory was 950.8 MB in the beginning and 855.3 MB in the end (delta: 95.6 MB). Peak memory consumption was 569.0 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:52,894 INFO L168 Benchmark]: CDTParser took 0.22 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 19:05:52,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:52,895 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.94 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 19:05:52,895 INFO L168 Benchmark]: Boogie Preprocessor took 51.12 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 19:05:52,896 INFO L168 Benchmark]: RCFGBuilder took 1516.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 949.0 MB in the end (delta: 150.5 MB). Peak memory consumption was 150.5 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:52,897 INFO L168 Benchmark]: TraceAbstraction took 24860.58 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 337.1 MB). Free memory was 949.0 MB in the beginning and 868.0 MB in the end (delta: 81.0 MB). Peak memory consumption was 418.1 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:52,897 INFO L168 Benchmark]: Witness Printer took 124.77 ms. Allocated memory is still 1.5 GB. Free memory was 868.0 MB in the beginning and 855.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2020-07-28 19:05:52,901 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 0.22 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 693.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.94 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 51.12 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. * RCFGBuilder took 1516.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 949.0 MB in the end (delta: 150.5 MB). Peak memory consumption was 150.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24860.58 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 337.1 MB). Free memory was 949.0 MB in the beginning and 868.0 MB in the end (delta: 81.0 MB). Peak memory consumption was 418.1 MB. Max. memory is 11.5 GB. * Witness Printer took 124.77 ms. Allocated memory is still 1.5 GB. Free memory was 868.0 MB in the beginning and 855.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: ((((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning) || ((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp) - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning) || (((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp)) || ((((((2 <= waterLevel && 0 == splverifierCounter) && !(0 == systemActive)) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: (((((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning)) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 0 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning) || (((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || ((((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && tmp <= 2) && !(0 == systemActive)) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 2 <= tmp) && 1 == tmp) && 2 <= \result)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning) || (((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || ((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == pumpRunning) && 1 == tmp)) || ((((((2 <= waterLevel && 0 == splverifierCounter) && !(0 == systemActive)) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: ((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) || ((((((((0 == tmp___0 && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 0 == \result) && 1 == waterLevel) && 1 == tmp) && !(0 == tmp)) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: (((0 == pumpRunning && \result == systemActive) && 1 == waterLevel) && 1 == tmp) && 1 == systemActive - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == waterLevel) && !(0 == \result)) && 1 == tmp) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: (((((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 0 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: (((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning) || (((((((0 == splverifierCounter && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && 0 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (((((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 1 == tmp) && 2 <= \result) && 1 == pumpRunning) || ((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning)) || (((((((((2 <= waterLevel && \result <= 2) && 0 == splverifierCounter) && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) && 2 <= \result)) || ((((((0 == splverifierCounter && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 1 == tmp) && 1 == pumpRunning) || (((((0 == splverifierCounter && !(0 == systemActive)) && 1 == \result) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp)) || ((((((2 <= waterLevel && 0 == splverifierCounter) && !(0 == systemActive)) && 1 == \result) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((((((((0 == splverifierCounter && 1 == \result) && !(0 == systemActive)) && 1 == \result) && 1 == switchedOnBeforeTS) && 1 == tmp) && 1 == pumpRunning) || ((((((0 == splverifierCounter && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == waterLevel) && 1 == tmp)) || (((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && 0 == tmp) && !(0 == systemActive)) && waterLevel <= 2) && 0 == pumpRunning) && 1 == tmp)) || ((((((2 <= waterLevel && 0 == splverifierCounter) && 1 == \result) && !(0 == systemActive)) && waterLevel <= 2) && 1 == tmp) && 1 == pumpRunning)) || (((((0 == splverifierCounter && 1 == \result) && 0 == systemActive) && 0 == \result) && 0 == pumpRunning) && 1 == tmp) - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: (((0 == pumpRunning && \result == systemActive) && 1 == waterLevel) && 1 == tmp) && 1 == systemActive - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: ((0 == pumpRunning && \result == systemActive) && 1 == waterLevel) && 1 == systemActive - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 89 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.7s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 13.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 913 SDtfs, 1260 SDslu, 1547 SDs, 0 SdLazy, 236 SolverSat, 61 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 215 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=233occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 688 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 128 NumberOfFragments, 1099 HoareAnnotationTreeSize, 39 FomulaSimplifications, 52922 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 39 FomulaSimplificationsInter, 54754 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 542 NumberOfCodeBlocks, 542 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 529 ConstructedInterpolants, 0 QuantifiedInterpolants, 52511 SizeOfPredicates, 4 NumberOfNonLiveVariables, 914 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 226/238 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...