/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product43.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 13:59:44,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 13:59:44,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 13:59:44,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 13:59:44,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 13:59:44,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 13:59:44,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 13:59:44,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 13:59:44,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 13:59:44,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 13:59:44,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 13:59:44,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 13:59:44,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 13:59:44,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 13:59:44,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 13:59:44,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 13:59:44,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 13:59:44,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 13:59:44,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 13:59:44,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 13:59:44,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 13:59:44,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 13:59:44,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 13:59:44,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 13:59:44,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 13:59:44,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 13:59:44,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 13:59:44,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 13:59:44,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 13:59:44,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 13:59:44,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 13:59:44,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 13:59:44,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 13:59:44,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 13:59:44,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 13:59:44,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 13:59:44,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 13:59:44,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 13:59:44,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 13:59:44,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 13:59:44,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 13:59:44,302 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 13:59:44,327 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 13:59:44,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 13:59:44,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 13:59:44,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 13:59:44,329 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 13:59:44,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 13:59:44,329 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 13:59:44,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 13:59:44,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 13:59:44,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 13:59:44,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 13:59:44,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 13:59:44,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 13:59:44,332 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 13:59:44,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 13:59:44,332 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 13:59:44,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 13:59:44,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 13:59:44,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 13:59:44,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 13:59:44,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 13:59:44,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:59:44,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 13:59:44,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 13:59:44,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 13:59:44,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 13:59:44,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 13:59:44,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 13:59:44,335 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 13:59:44,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 13:59:44,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 13:59:44,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 13:59:44,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 13:59:44,610 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 13:59:44,611 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 13:59:44,611 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product43.cil.c [2020-07-10 13:59:44,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364b089d5/0800334885f14e6dafc5b21a083365cb/FLAG0e8e4f22f [2020-07-10 13:59:45,167 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 13:59:45,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product43.cil.c [2020-07-10 13:59:45,180 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364b089d5/0800334885f14e6dafc5b21a083365cb/FLAG0e8e4f22f [2020-07-10 13:59:45,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364b089d5/0800334885f14e6dafc5b21a083365cb [2020-07-10 13:59:45,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 13:59:45,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 13:59:45,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 13:59:45,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 13:59:45,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 13:59:45,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:59:45" (1/1) ... [2020-07-10 13:59:45,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4af83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:45, skipping insertion in model container [2020-07-10 13:59:45,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:59:45" (1/1) ... [2020-07-10 13:59:45,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 13:59:45,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 13:59:45,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:59:46,043 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 13:59:46,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:59:46,157 INFO L208 MainTranslator]: Completed translation [2020-07-10 13:59:46,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46 WrapperNode [2020-07-10 13:59:46,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 13:59:46,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 13:59:46,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 13:59:46,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 13:59:46,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (1/1) ... [2020-07-10 13:59:46,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (1/1) ... [2020-07-10 13:59:46,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (1/1) ... [2020-07-10 13:59:46,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (1/1) ... [2020-07-10 13:59:46,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (1/1) ... [2020-07-10 13:59:46,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (1/1) ... [2020-07-10 13:59:46,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (1/1) ... [2020-07-10 13:59:46,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 13:59:46,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 13:59:46,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 13:59:46,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 13:59:46,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:59:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 13:59:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 13:59:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 13:59:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 13:59:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 13:59:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 13:59:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 13:59:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 13:59:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 13:59:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:59:46,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 13:59:46,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 13:59:46,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 13:59:46,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 13:59:46,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 13:59:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 13:59:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 13:59:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 13:59:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 13:59:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 13:59:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 13:59:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-10 13:59:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 13:59:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-10 13:59:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 13:59:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 13:59:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 13:59:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 13:59:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 13:59:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-10 13:59:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 13:59:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 13:59:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 13:59:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 13:59:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 13:59:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 13:59:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 13:59:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 13:59:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-10 13:59:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 13:59:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 13:59:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 13:59:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 13:59:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 13:59:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 13:59:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 13:59:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 13:59:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 13:59:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 13:59:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 13:59:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 13:59:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 13:59:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 13:59:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 13:59:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 13:59:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 13:59:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 13:59:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 13:59:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 13:59:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:59:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 13:59:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 13:59:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 13:59:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 13:59:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 13:59:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 13:59:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 13:59:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 13:59:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 13:59:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 13:59:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 13:59:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 13:59:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 13:59:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 13:59:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 13:59:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 13:59:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 13:59:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 13:59:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 13:59:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 13:59:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-10 13:59:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 13:59:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 13:59:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 13:59:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 13:59:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-10 13:59:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-10 13:59:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-10 13:59:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 13:59:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 13:59:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 13:59:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 13:59:47,971 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 13:59:47,972 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 13:59:47,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:59:47 BoogieIcfgContainer [2020-07-10 13:59:47,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 13:59:47,978 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 13:59:47,978 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 13:59:47,981 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 13:59:47,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 01:59:45" (1/3) ... [2020-07-10 13:59:47,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea498fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:59:47, skipping insertion in model container [2020-07-10 13:59:47,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:46" (2/3) ... [2020-07-10 13:59:47,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea498fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:59:47, skipping insertion in model container [2020-07-10 13:59:47,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:59:47" (3/3) ... [2020-07-10 13:59:47,985 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product43.cil.c [2020-07-10 13:59:47,996 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 13:59:48,003 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 13:59:48,017 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 13:59:48,042 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 13:59:48,042 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 13:59:48,042 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 13:59:48,042 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 13:59:48,043 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 13:59:48,043 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 13:59:48,043 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 13:59:48,043 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 13:59:48,065 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-07-10 13:59:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 13:59:48,076 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:48,078 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:59:48,078 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:48,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:48,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1046515037, now seen corresponding path program 1 times [2020-07-10 13:59:48,095 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:48,095 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549533881] [2020-07-10 13:59:48,096 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,775 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,872 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);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~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {178#true} is VALID [2020-07-10 13:59:48,873 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,873 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {178#true} #517#return; {178#true} is VALID [2020-07-10 13:59:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,884 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,884 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {178#true} {178#true} #423#return; {178#true} is VALID [2020-07-10 13:59:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,887 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,888 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {178#true} {178#true} #425#return; {178#true} is VALID [2020-07-10 13:59:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,892 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {178#true} is VALID [2020-07-10 13:59:48,893 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,893 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {178#true} #427#return; {178#true} is VALID [2020-07-10 13:59:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,897 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,897 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {178#true} {178#true} #429#return; {178#true} is VALID [2020-07-10 13:59:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,901 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {178#true} is VALID [2020-07-10 13:59:48,902 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,902 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {179#false} #509#return; {179#false} is VALID [2020-07-10 13:59:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,906 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {178#true} is VALID [2020-07-10 13:59:48,906 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,907 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {179#false} #511#return; {179#false} is VALID [2020-07-10 13:59:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:48,910 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {178#true} is VALID [2020-07-10 13:59:48,911 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,911 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {179#false} #513#return; {179#false} is VALID [2020-07-10 13:59:48,917 INFO L263 TraceCheckUtils]: 0: Hoare triple {178#true} call ULTIMATE.init(); {201#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:59:48,918 INFO L280 TraceCheckUtils]: 1: Hoare triple {201#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);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~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {178#true} is VALID [2020-07-10 13:59:48,918 INFO L280 TraceCheckUtils]: 2: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,918 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {178#true} {178#true} #517#return; {178#true} is VALID [2020-07-10 13:59:48,919 INFO L263 TraceCheckUtils]: 4: Hoare triple {178#true} call #t~ret74 := main(); {178#true} is VALID [2020-07-10 13:59:48,919 INFO L280 TraceCheckUtils]: 5: Hoare triple {178#true} havoc ~retValue_acc~0;havoc ~tmp~0; {178#true} is VALID [2020-07-10 13:59:48,919 INFO L263 TraceCheckUtils]: 6: Hoare triple {178#true} call select_helpers(); {178#true} is VALID [2020-07-10 13:59:48,920 INFO L280 TraceCheckUtils]: 7: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,920 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {178#true} {178#true} #423#return; {178#true} is VALID [2020-07-10 13:59:48,920 INFO L263 TraceCheckUtils]: 9: Hoare triple {178#true} call select_features(); {178#true} is VALID [2020-07-10 13:59:48,920 INFO L280 TraceCheckUtils]: 10: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,921 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {178#true} {178#true} #425#return; {178#true} is VALID [2020-07-10 13:59:48,921 INFO L263 TraceCheckUtils]: 12: Hoare triple {178#true} call #t~ret0 := valid_product(); {178#true} is VALID [2020-07-10 13:59:48,921 INFO L280 TraceCheckUtils]: 13: Hoare triple {178#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {178#true} is VALID [2020-07-10 13:59:48,922 INFO L280 TraceCheckUtils]: 14: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,922 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {178#true} {178#true} #427#return; {178#true} is VALID [2020-07-10 13:59:48,922 INFO L280 TraceCheckUtils]: 16: Hoare triple {178#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {178#true} is VALID [2020-07-10 13:59:48,923 INFO L280 TraceCheckUtils]: 17: Hoare triple {178#true} assume 0 != ~tmp~0; {178#true} is VALID [2020-07-10 13:59:48,923 INFO L263 TraceCheckUtils]: 18: Hoare triple {178#true} call setup(); {178#true} is VALID [2020-07-10 13:59:48,923 INFO L280 TraceCheckUtils]: 19: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,924 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {178#true} {178#true} #429#return; {178#true} is VALID [2020-07-10 13:59:48,924 INFO L263 TraceCheckUtils]: 21: Hoare triple {178#true} call runTest(); {178#true} is VALID [2020-07-10 13:59:48,924 INFO L263 TraceCheckUtils]: 22: Hoare triple {178#true} call test(); {178#true} is VALID [2020-07-10 13:59:48,925 INFO L280 TraceCheckUtils]: 23: Hoare triple {178#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {178#true} is VALID [2020-07-10 13:59:48,926 INFO L280 TraceCheckUtils]: 24: Hoare triple {178#true} assume !true; {179#false} is VALID [2020-07-10 13:59:48,926 INFO L263 TraceCheckUtils]: 25: Hoare triple {179#false} call cleanup(); {179#false} is VALID [2020-07-10 13:59:48,926 INFO L280 TraceCheckUtils]: 26: Hoare triple {179#false} havoc ~i~0;havoc ~__cil_tmp2~0; {179#false} is VALID [2020-07-10 13:59:48,927 INFO L263 TraceCheckUtils]: 27: Hoare triple {179#false} call timeShift(); {179#false} is VALID [2020-07-10 13:59:48,927 INFO L280 TraceCheckUtils]: 28: Hoare triple {179#false} assume !(0 != ~pumpRunning~0); {179#false} is VALID [2020-07-10 13:59:48,927 INFO L280 TraceCheckUtils]: 29: Hoare triple {179#false} assume !(0 != ~systemActive~0); {179#false} is VALID [2020-07-10 13:59:48,928 INFO L263 TraceCheckUtils]: 30: Hoare triple {179#false} call __utac_acc__Specification3_spec__1(); {179#false} is VALID [2020-07-10 13:59:48,928 INFO L280 TraceCheckUtils]: 31: Hoare triple {179#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {179#false} is VALID [2020-07-10 13:59:48,928 INFO L263 TraceCheckUtils]: 32: Hoare triple {179#false} call #t~ret1 := isMethaneLevelCritical(); {178#true} is VALID [2020-07-10 13:59:48,929 INFO L280 TraceCheckUtils]: 33: Hoare triple {178#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {178#true} is VALID [2020-07-10 13:59:48,929 INFO L280 TraceCheckUtils]: 34: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,929 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {178#true} {179#false} #509#return; {179#false} is VALID [2020-07-10 13:59:48,930 INFO L280 TraceCheckUtils]: 36: Hoare triple {179#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {179#false} is VALID [2020-07-10 13:59:48,930 INFO L280 TraceCheckUtils]: 37: Hoare triple {179#false} assume !(0 != ~tmp~1); {179#false} is VALID [2020-07-10 13:59:48,930 INFO L263 TraceCheckUtils]: 38: Hoare triple {179#false} call #t~ret2 := getWaterLevel(); {178#true} is VALID [2020-07-10 13:59:48,931 INFO L280 TraceCheckUtils]: 39: Hoare triple {178#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {178#true} is VALID [2020-07-10 13:59:48,931 INFO L280 TraceCheckUtils]: 40: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,931 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {178#true} {179#false} #511#return; {179#false} is VALID [2020-07-10 13:59:48,931 INFO L280 TraceCheckUtils]: 42: Hoare triple {179#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {179#false} is VALID [2020-07-10 13:59:48,932 INFO L280 TraceCheckUtils]: 43: Hoare triple {179#false} assume 2 == ~tmp___0~0; {179#false} is VALID [2020-07-10 13:59:48,932 INFO L263 TraceCheckUtils]: 44: Hoare triple {179#false} call #t~ret3 := isPumpRunning(); {178#true} is VALID [2020-07-10 13:59:48,932 INFO L280 TraceCheckUtils]: 45: Hoare triple {178#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {178#true} is VALID [2020-07-10 13:59:48,933 INFO L280 TraceCheckUtils]: 46: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-10 13:59:48,933 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {178#true} {179#false} #513#return; {179#false} is VALID [2020-07-10 13:59:48,933 INFO L280 TraceCheckUtils]: 48: Hoare triple {179#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {179#false} is VALID [2020-07-10 13:59:48,934 INFO L280 TraceCheckUtils]: 49: Hoare triple {179#false} assume !(0 != ~tmp___1~0); {179#false} is VALID [2020-07-10 13:59:48,934 INFO L263 TraceCheckUtils]: 50: Hoare triple {179#false} call __automaton_fail(); {179#false} is VALID [2020-07-10 13:59:48,934 INFO L280 TraceCheckUtils]: 51: Hoare triple {179#false} assume !false; {179#false} is VALID [2020-07-10 13:59:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:48,943 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549533881] [2020-07-10 13:59:48,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:48,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 13:59:48,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991527998] [2020-07-10 13:59:48,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:59:48,954 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:48,957 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 13:59:49,053 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:49,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 13:59:49,053 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:49,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 13:59:49,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:59:49,065 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 3 states. [2020-07-10 13:59:53,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:53,452 INFO L93 Difference]: Finished difference Result 307 states and 398 transitions. [2020-07-10 13:59:53,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 13:59:53,452 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:59:53,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:59:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:59:53,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 398 transitions. [2020-07-10 13:59:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:59:53,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 398 transitions. [2020-07-10 13:59:53,505 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 398 transitions. [2020-07-10 13:59:54,796 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 398 edges. 398 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:54,822 INFO L225 Difference]: With dead ends: 307 [2020-07-10 13:59:54,823 INFO L226 Difference]: Without dead ends: 166 [2020-07-10 13:59:54,828 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:59:54,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-07-10 13:59:56,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 132. [2020-07-10 13:59:56,101 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:59:56,101 INFO L82 GeneralOperation]: Start isEquivalent. First operand 166 states. Second operand 132 states. [2020-07-10 13:59:56,102 INFO L74 IsIncluded]: Start isIncluded. First operand 166 states. Second operand 132 states. [2020-07-10 13:59:56,102 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 132 states. [2020-07-10 13:59:56,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:56,117 INFO L93 Difference]: Finished difference Result 166 states and 207 transitions. [2020-07-10 13:59:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 207 transitions. [2020-07-10 13:59:56,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:56,121 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:56,121 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 166 states. [2020-07-10 13:59:56,122 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 166 states. [2020-07-10 13:59:56,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:56,134 INFO L93 Difference]: Finished difference Result 166 states and 207 transitions. [2020-07-10 13:59:56,134 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 207 transitions. [2020-07-10 13:59:56,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:56,137 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:56,137 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:59:56,137 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:59:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-10 13:59:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 154 transitions. [2020-07-10 13:59:56,146 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 154 transitions. Word has length 52 [2020-07-10 13:59:56,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:59:56,147 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 154 transitions. [2020-07-10 13:59:56,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 13:59:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2020-07-10 13:59:56,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 13:59:56,149 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:56,150 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:59:56,150 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 13:59:56,150 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:56,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:56,151 INFO L82 PathProgramCache]: Analyzing trace with hash -503992923, now seen corresponding path program 1 times [2020-07-10 13:59:56,151 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:56,151 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326681323] [2020-07-10 13:59:56,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,547 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);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~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1150#true} is VALID [2020-07-10 13:59:56,624 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,624 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1150#true} #517#return; {1150#true} is VALID [2020-07-10 13:59:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,630 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,630 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1150#true} {1150#true} #423#return; {1150#true} is VALID [2020-07-10 13:59:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,632 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,632 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1150#true} {1150#true} #425#return; {1150#true} is VALID [2020-07-10 13:59:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,636 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1150#true} is VALID [2020-07-10 13:59:56,636 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,637 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1150#true} #427#return; {1150#true} is VALID [2020-07-10 13:59:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,639 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,640 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1150#true} {1150#true} #429#return; {1150#true} is VALID [2020-07-10 13:59:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,643 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1150#true} is VALID [2020-07-10 13:59:56,643 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,643 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1151#false} #509#return; {1151#false} is VALID [2020-07-10 13:59:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,646 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1150#true} is VALID [2020-07-10 13:59:56,647 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,647 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1151#false} #511#return; {1151#false} is VALID [2020-07-10 13:59:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:56,650 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1150#true} is VALID [2020-07-10 13:59:56,651 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,651 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1151#false} #513#return; {1151#false} is VALID [2020-07-10 13:59:56,655 INFO L263 TraceCheckUtils]: 0: Hoare triple {1150#true} call ULTIMATE.init(); {1174#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:59:56,655 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);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~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1150#true} is VALID [2020-07-10 13:59:56,656 INFO L280 TraceCheckUtils]: 2: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,656 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1150#true} {1150#true} #517#return; {1150#true} is VALID [2020-07-10 13:59:56,656 INFO L263 TraceCheckUtils]: 4: Hoare triple {1150#true} call #t~ret74 := main(); {1150#true} is VALID [2020-07-10 13:59:56,657 INFO L280 TraceCheckUtils]: 5: Hoare triple {1150#true} havoc ~retValue_acc~0;havoc ~tmp~0; {1150#true} is VALID [2020-07-10 13:59:56,657 INFO L263 TraceCheckUtils]: 6: Hoare triple {1150#true} call select_helpers(); {1150#true} is VALID [2020-07-10 13:59:56,657 INFO L280 TraceCheckUtils]: 7: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,658 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1150#true} {1150#true} #423#return; {1150#true} is VALID [2020-07-10 13:59:56,658 INFO L263 TraceCheckUtils]: 9: Hoare triple {1150#true} call select_features(); {1150#true} is VALID [2020-07-10 13:59:56,658 INFO L280 TraceCheckUtils]: 10: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,658 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1150#true} {1150#true} #425#return; {1150#true} is VALID [2020-07-10 13:59:56,659 INFO L263 TraceCheckUtils]: 12: Hoare triple {1150#true} call #t~ret0 := valid_product(); {1150#true} is VALID [2020-07-10 13:59:56,659 INFO L280 TraceCheckUtils]: 13: Hoare triple {1150#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1150#true} is VALID [2020-07-10 13:59:56,659 INFO L280 TraceCheckUtils]: 14: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,659 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1150#true} {1150#true} #427#return; {1150#true} is VALID [2020-07-10 13:59:56,660 INFO L280 TraceCheckUtils]: 16: Hoare triple {1150#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1150#true} is VALID [2020-07-10 13:59:56,660 INFO L280 TraceCheckUtils]: 17: Hoare triple {1150#true} assume 0 != ~tmp~0; {1150#true} is VALID [2020-07-10 13:59:56,660 INFO L263 TraceCheckUtils]: 18: Hoare triple {1150#true} call setup(); {1150#true} is VALID [2020-07-10 13:59:56,660 INFO L280 TraceCheckUtils]: 19: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,661 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1150#true} {1150#true} #429#return; {1150#true} is VALID [2020-07-10 13:59:56,661 INFO L263 TraceCheckUtils]: 21: Hoare triple {1150#true} call runTest(); {1150#true} is VALID [2020-07-10 13:59:56,661 INFO L263 TraceCheckUtils]: 22: Hoare triple {1150#true} call test(); {1150#true} is VALID [2020-07-10 13:59:56,662 INFO L280 TraceCheckUtils]: 23: Hoare triple {1150#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1164#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:59:56,663 INFO L280 TraceCheckUtils]: 24: Hoare triple {1164#(= 0 test_~splverifierCounter~0)} assume !false; {1164#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:59:56,663 INFO L280 TraceCheckUtils]: 25: Hoare triple {1164#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1151#false} is VALID [2020-07-10 13:59:56,664 INFO L263 TraceCheckUtils]: 26: Hoare triple {1151#false} call cleanup(); {1151#false} is VALID [2020-07-10 13:59:56,664 INFO L280 TraceCheckUtils]: 27: Hoare triple {1151#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1151#false} is VALID [2020-07-10 13:59:56,664 INFO L263 TraceCheckUtils]: 28: Hoare triple {1151#false} call timeShift(); {1151#false} is VALID [2020-07-10 13:59:56,664 INFO L280 TraceCheckUtils]: 29: Hoare triple {1151#false} assume !(0 != ~pumpRunning~0); {1151#false} is VALID [2020-07-10 13:59:56,665 INFO L280 TraceCheckUtils]: 30: Hoare triple {1151#false} assume !(0 != ~systemActive~0); {1151#false} is VALID [2020-07-10 13:59:56,665 INFO L263 TraceCheckUtils]: 31: Hoare triple {1151#false} call __utac_acc__Specification3_spec__1(); {1151#false} is VALID [2020-07-10 13:59:56,665 INFO L280 TraceCheckUtils]: 32: Hoare triple {1151#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {1151#false} is VALID [2020-07-10 13:59:56,666 INFO L263 TraceCheckUtils]: 33: Hoare triple {1151#false} call #t~ret1 := isMethaneLevelCritical(); {1150#true} is VALID [2020-07-10 13:59:56,666 INFO L280 TraceCheckUtils]: 34: Hoare triple {1150#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1150#true} is VALID [2020-07-10 13:59:56,666 INFO L280 TraceCheckUtils]: 35: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,666 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1150#true} {1151#false} #509#return; {1151#false} is VALID [2020-07-10 13:59:56,667 INFO L280 TraceCheckUtils]: 37: Hoare triple {1151#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {1151#false} is VALID [2020-07-10 13:59:56,667 INFO L280 TraceCheckUtils]: 38: Hoare triple {1151#false} assume !(0 != ~tmp~1); {1151#false} is VALID [2020-07-10 13:59:56,667 INFO L263 TraceCheckUtils]: 39: Hoare triple {1151#false} call #t~ret2 := getWaterLevel(); {1150#true} is VALID [2020-07-10 13:59:56,667 INFO L280 TraceCheckUtils]: 40: Hoare triple {1150#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1150#true} is VALID [2020-07-10 13:59:56,668 INFO L280 TraceCheckUtils]: 41: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,668 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1150#true} {1151#false} #511#return; {1151#false} is VALID [2020-07-10 13:59:56,668 INFO L280 TraceCheckUtils]: 43: Hoare triple {1151#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {1151#false} is VALID [2020-07-10 13:59:56,668 INFO L280 TraceCheckUtils]: 44: Hoare triple {1151#false} assume 2 == ~tmp___0~0; {1151#false} is VALID [2020-07-10 13:59:56,669 INFO L263 TraceCheckUtils]: 45: Hoare triple {1151#false} call #t~ret3 := isPumpRunning(); {1150#true} is VALID [2020-07-10 13:59:56,669 INFO L280 TraceCheckUtils]: 46: Hoare triple {1150#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1150#true} is VALID [2020-07-10 13:59:56,669 INFO L280 TraceCheckUtils]: 47: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-10 13:59:56,669 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1150#true} {1151#false} #513#return; {1151#false} is VALID [2020-07-10 13:59:56,670 INFO L280 TraceCheckUtils]: 49: Hoare triple {1151#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {1151#false} is VALID [2020-07-10 13:59:56,670 INFO L280 TraceCheckUtils]: 50: Hoare triple {1151#false} assume !(0 != ~tmp___1~0); {1151#false} is VALID [2020-07-10 13:59:56,670 INFO L263 TraceCheckUtils]: 51: Hoare triple {1151#false} call __automaton_fail(); {1151#false} is VALID [2020-07-10 13:59:56,670 INFO L280 TraceCheckUtils]: 52: Hoare triple {1151#false} assume !false; {1151#false} is VALID [2020-07-10 13:59:56,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:56,677 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326681323] [2020-07-10 13:59:56,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:56,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 13:59:56,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691713006] [2020-07-10 13:59:56,679 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:59:56,682 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:56,683 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 13:59:56,749 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:56,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 13:59:56,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:56,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 13:59:56,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 13:59:56,751 INFO L87 Difference]: Start difference. First operand 132 states and 154 transitions. Second operand 4 states. [2020-07-10 13:59:58,020 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:00:01,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:01,383 INFO L93 Difference]: Finished difference Result 231 states and 279 transitions. [2020-07-10 14:00:01,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:00:01,384 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 14:00:01,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:00:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 14:00:01,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 279 transitions. [2020-07-10 14:00:01,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 14:00:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 279 transitions. [2020-07-10 14:00:01,397 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 279 transitions. [2020-07-10 14:00:02,391 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 279 edges. 279 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:02,397 INFO L225 Difference]: With dead ends: 231 [2020-07-10 14:00:02,397 INFO L226 Difference]: Without dead ends: 150 [2020-07-10 14:00:02,399 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:00:02,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-07-10 14:00:03,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 123. [2020-07-10 14:00:03,723 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:00:03,724 INFO L82 GeneralOperation]: Start isEquivalent. First operand 150 states. Second operand 123 states. [2020-07-10 14:00:03,724 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand 123 states. [2020-07-10 14:00:03,724 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 123 states. [2020-07-10 14:00:03,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:03,734 INFO L93 Difference]: Finished difference Result 150 states and 183 transitions. [2020-07-10 14:00:03,735 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 183 transitions. [2020-07-10 14:00:03,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:03,738 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:03,738 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 150 states. [2020-07-10 14:00:03,742 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 150 states. [2020-07-10 14:00:03,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:03,752 INFO L93 Difference]: Finished difference Result 150 states and 183 transitions. [2020-07-10 14:00:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 183 transitions. [2020-07-10 14:00:03,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:03,756 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:03,756 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:00:03,756 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:00:03,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-10 14:00:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions. [2020-07-10 14:00:03,762 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 53 [2020-07-10 14:00:03,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:00:03,765 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 142 transitions. [2020-07-10 14:00:03,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 14:00:03,765 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions. [2020-07-10 14:00:03,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-10 14:00:03,769 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:00:03,769 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:00:03,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 14:00:03,769 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:00:03,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:00:03,770 INFO L82 PathProgramCache]: Analyzing trace with hash -709646157, now seen corresponding path program 1 times [2020-07-10 14:00:03,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:00:03,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259356662] [2020-07-10 14:00:03,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:00:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,174 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:00:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,259 INFO L280 TraceCheckUtils]: 0: Hoare triple {2009#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);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~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,268 INFO L280 TraceCheckUtils]: 1: Hoare triple {1987#(= 1 ~systemActive~0)} assume true; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,269 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1987#(= 1 ~systemActive~0)} {1982#true} #517#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,276 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,276 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1982#true} {1987#(= 1 ~systemActive~0)} #423#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,281 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,282 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1982#true} {1987#(= 1 ~systemActive~0)} #425#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,352 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 14:00:04,353 INFO L280 TraceCheckUtils]: 1: Hoare triple {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 14:00:04,354 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1987#(= 1 ~systemActive~0)} #427#return; {1995#(= |main_#t~ret0| ~systemActive~0)} is VALID [2020-07-10 14:00:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,360 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,361 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1982#true} {1997#(not (= 0 ~systemActive~0))} #429#return; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1982#true} is VALID [2020-07-10 14:00:04,364 INFO L280 TraceCheckUtils]: 1: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,364 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1982#true} {1983#false} #509#return; {1983#false} is VALID [2020-07-10 14:00:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,368 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1982#true} is VALID [2020-07-10 14:00:04,368 INFO L280 TraceCheckUtils]: 1: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,369 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1982#true} {1983#false} #511#return; {1983#false} is VALID [2020-07-10 14:00:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:04,371 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1982#true} is VALID [2020-07-10 14:00:04,372 INFO L280 TraceCheckUtils]: 1: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,372 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1982#true} {1983#false} #513#return; {1983#false} is VALID [2020-07-10 14:00:04,379 INFO L263 TraceCheckUtils]: 0: Hoare triple {1982#true} call ULTIMATE.init(); {2009#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 14:00:04,385 INFO L280 TraceCheckUtils]: 1: Hoare triple {2009#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);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~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,386 INFO L280 TraceCheckUtils]: 2: Hoare triple {1987#(= 1 ~systemActive~0)} assume true; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,386 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1987#(= 1 ~systemActive~0)} {1982#true} #517#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,387 INFO L263 TraceCheckUtils]: 4: Hoare triple {1987#(= 1 ~systemActive~0)} call #t~ret74 := main(); {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,388 INFO L280 TraceCheckUtils]: 5: Hoare triple {1987#(= 1 ~systemActive~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,388 INFO L263 TraceCheckUtils]: 6: Hoare triple {1987#(= 1 ~systemActive~0)} call select_helpers(); {1982#true} is VALID [2020-07-10 14:00:04,388 INFO L280 TraceCheckUtils]: 7: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,389 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1982#true} {1987#(= 1 ~systemActive~0)} #423#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,390 INFO L263 TraceCheckUtils]: 9: Hoare triple {1987#(= 1 ~systemActive~0)} call select_features(); {1982#true} is VALID [2020-07-10 14:00:04,390 INFO L280 TraceCheckUtils]: 10: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,392 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1982#true} {1987#(= 1 ~systemActive~0)} #425#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:00:04,392 INFO L263 TraceCheckUtils]: 12: Hoare triple {1987#(= 1 ~systemActive~0)} call #t~ret0 := valid_product(); {1982#true} is VALID [2020-07-10 14:00:04,393 INFO L280 TraceCheckUtils]: 13: Hoare triple {1982#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 14:00:04,393 INFO L280 TraceCheckUtils]: 14: Hoare triple {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 14:00:04,394 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1987#(= 1 ~systemActive~0)} #427#return; {1995#(= |main_#t~ret0| ~systemActive~0)} is VALID [2020-07-10 14:00:04,395 INFO L280 TraceCheckUtils]: 16: Hoare triple {1995#(= |main_#t~ret0| ~systemActive~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1996#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-10 14:00:04,396 INFO L280 TraceCheckUtils]: 17: Hoare triple {1996#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,396 INFO L263 TraceCheckUtils]: 18: Hoare triple {1997#(not (= 0 ~systemActive~0))} call setup(); {1982#true} is VALID [2020-07-10 14:00:04,396 INFO L280 TraceCheckUtils]: 19: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,397 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1982#true} {1997#(not (= 0 ~systemActive~0))} #429#return; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,398 INFO L263 TraceCheckUtils]: 21: Hoare triple {1997#(not (= 0 ~systemActive~0))} call runTest(); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,399 INFO L263 TraceCheckUtils]: 22: Hoare triple {1997#(not (= 0 ~systemActive~0))} call test(); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,399 INFO L280 TraceCheckUtils]: 23: Hoare triple {1997#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,403 INFO L280 TraceCheckUtils]: 24: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !false; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,404 INFO L280 TraceCheckUtils]: 25: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,404 INFO L280 TraceCheckUtils]: 26: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp~8 := #t~nondet60;havoc #t~nondet60; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,405 INFO L280 TraceCheckUtils]: 27: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~8); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,405 INFO L280 TraceCheckUtils]: 28: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___0~2 := #t~nondet61;havoc #t~nondet61; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,406 INFO L280 TraceCheckUtils]: 29: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,406 INFO L280 TraceCheckUtils]: 30: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___2~0 := #t~nondet62;havoc #t~nondet62; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,406 INFO L280 TraceCheckUtils]: 31: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,407 INFO L263 TraceCheckUtils]: 32: Hoare triple {1997#(not (= 0 ~systemActive~0))} call timeShift(); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,407 INFO L280 TraceCheckUtils]: 33: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:00:04,408 INFO L280 TraceCheckUtils]: 34: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1983#false} is VALID [2020-07-10 14:00:04,408 INFO L263 TraceCheckUtils]: 35: Hoare triple {1983#false} call __utac_acc__Specification3_spec__1(); {1983#false} is VALID [2020-07-10 14:00:04,408 INFO L280 TraceCheckUtils]: 36: Hoare triple {1983#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {1983#false} is VALID [2020-07-10 14:00:04,408 INFO L263 TraceCheckUtils]: 37: Hoare triple {1983#false} call #t~ret1 := isMethaneLevelCritical(); {1982#true} is VALID [2020-07-10 14:00:04,409 INFO L280 TraceCheckUtils]: 38: Hoare triple {1982#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1982#true} is VALID [2020-07-10 14:00:04,409 INFO L280 TraceCheckUtils]: 39: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,409 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1982#true} {1983#false} #509#return; {1983#false} is VALID [2020-07-10 14:00:04,409 INFO L280 TraceCheckUtils]: 41: Hoare triple {1983#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {1983#false} is VALID [2020-07-10 14:00:04,409 INFO L280 TraceCheckUtils]: 42: Hoare triple {1983#false} assume !(0 != ~tmp~1); {1983#false} is VALID [2020-07-10 14:00:04,410 INFO L263 TraceCheckUtils]: 43: Hoare triple {1983#false} call #t~ret2 := getWaterLevel(); {1982#true} is VALID [2020-07-10 14:00:04,410 INFO L280 TraceCheckUtils]: 44: Hoare triple {1982#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1982#true} is VALID [2020-07-10 14:00:04,410 INFO L280 TraceCheckUtils]: 45: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,411 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1982#true} {1983#false} #511#return; {1983#false} is VALID [2020-07-10 14:00:04,411 INFO L280 TraceCheckUtils]: 47: Hoare triple {1983#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {1983#false} is VALID [2020-07-10 14:00:04,411 INFO L280 TraceCheckUtils]: 48: Hoare triple {1983#false} assume 2 == ~tmp___0~0; {1983#false} is VALID [2020-07-10 14:00:04,411 INFO L263 TraceCheckUtils]: 49: Hoare triple {1983#false} call #t~ret3 := isPumpRunning(); {1982#true} is VALID [2020-07-10 14:00:04,411 INFO L280 TraceCheckUtils]: 50: Hoare triple {1982#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1982#true} is VALID [2020-07-10 14:00:04,412 INFO L280 TraceCheckUtils]: 51: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-10 14:00:04,412 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1982#true} {1983#false} #513#return; {1983#false} is VALID [2020-07-10 14:00:04,412 INFO L280 TraceCheckUtils]: 53: Hoare triple {1983#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {1983#false} is VALID [2020-07-10 14:00:04,412 INFO L280 TraceCheckUtils]: 54: Hoare triple {1983#false} assume !(0 != ~tmp___1~0); {1983#false} is VALID [2020-07-10 14:00:04,412 INFO L263 TraceCheckUtils]: 55: Hoare triple {1983#false} call __automaton_fail(); {1983#false} is VALID [2020-07-10 14:00:04,412 INFO L280 TraceCheckUtils]: 56: Hoare triple {1983#false} assume !false; {1983#false} is VALID [2020-07-10 14:00:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:00:04,420 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259356662] [2020-07-10 14:00:04,420 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:00:04,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 14:00:04,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956190512] [2020-07-10 14:00:04,421 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 14:00:04,422 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:00:04,422 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 14:00:04,504 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:04,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 14:00:04,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:00:04,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 14:00:04,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 14:00:04,505 INFO L87 Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 8 states. [2020-07-10 14:00:05,245 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:00:06,206 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 14:00:06,579 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:00:06,885 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:00:10,388 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:00:20,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:20,479 INFO L93 Difference]: Finished difference Result 427 states and 523 transitions. [2020-07-10 14:00:20,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 14:00:20,479 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 14:00:20,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:00:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:00:20,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 523 transitions. [2020-07-10 14:00:20,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:00:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 523 transitions. [2020-07-10 14:00:20,503 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 523 transitions. [2020-07-10 14:00:22,337 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 523 edges. 523 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:22,352 INFO L225 Difference]: With dead ends: 427 [2020-07-10 14:00:22,352 INFO L226 Difference]: Without dead ends: 328 [2020-07-10 14:00:22,353 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:00:22,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-07-10 14:00:24,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 258. [2020-07-10 14:00:24,918 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:00:24,918 INFO L82 GeneralOperation]: Start isEquivalent. First operand 328 states. Second operand 258 states. [2020-07-10 14:00:24,918 INFO L74 IsIncluded]: Start isIncluded. First operand 328 states. Second operand 258 states. [2020-07-10 14:00:24,918 INFO L87 Difference]: Start difference. First operand 328 states. Second operand 258 states. [2020-07-10 14:00:24,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:24,936 INFO L93 Difference]: Finished difference Result 328 states and 398 transitions. [2020-07-10 14:00:24,936 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 398 transitions. [2020-07-10 14:00:24,938 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:24,938 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:24,938 INFO L74 IsIncluded]: Start isIncluded. First operand 258 states. Second operand 328 states. [2020-07-10 14:00:24,938 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 328 states. [2020-07-10 14:00:24,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:24,956 INFO L93 Difference]: Finished difference Result 328 states and 398 transitions. [2020-07-10 14:00:24,956 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 398 transitions. [2020-07-10 14:00:24,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:24,958 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:24,958 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:00:24,958 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:00:24,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-07-10 14:00:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 307 transitions. [2020-07-10 14:00:24,970 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 307 transitions. Word has length 57 [2020-07-10 14:00:24,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:00:24,971 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 307 transitions. [2020-07-10 14:00:24,971 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:00:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 307 transitions. [2020-07-10 14:00:24,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-10 14:00:24,972 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:00:24,973 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:00:24,973 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 14:00:24,973 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:00:24,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:00:24,974 INFO L82 PathProgramCache]: Analyzing trace with hash 532138272, now seen corresponding path program 1 times [2020-07-10 14:00:24,974 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:00:24,974 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575474741] [2020-07-10 14:00:24,974 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:00:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,451 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:00:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,518 INFO L280 TraceCheckUtils]: 0: Hoare triple {3665#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);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~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,518 INFO L280 TraceCheckUtils]: 1: Hoare triple {3640#(= 1 ~waterLevel~0)} assume true; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,519 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3640#(= 1 ~waterLevel~0)} {3635#true} #517#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,522 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,523 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #423#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,531 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,532 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #425#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,536 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {3635#true} is VALID [2020-07-10 14:00:25,536 INFO L280 TraceCheckUtils]: 1: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,537 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #427#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,540 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,541 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #429#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,560 INFO L280 TraceCheckUtils]: 0: Hoare triple {3666#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3635#true} is VALID [2020-07-10 14:00:25,560 INFO L280 TraceCheckUtils]: 1: Hoare triple {3635#true} ~systemActive~0 := 0; {3635#true} is VALID [2020-07-10 14:00:25,561 INFO L280 TraceCheckUtils]: 2: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,562 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #477#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,565 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3635#true} is VALID [2020-07-10 14:00:25,566 INFO L280 TraceCheckUtils]: 1: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,567 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #509#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,584 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3667#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:00:25,585 INFO L280 TraceCheckUtils]: 1: Hoare triple {3667#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3667#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:00:25,586 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3667#(= |getWaterLevel_#res| ~waterLevel~0)} {3640#(= 1 ~waterLevel~0)} #511#return; {3660#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} is VALID [2020-07-10 14:00:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:25,589 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3635#true} is VALID [2020-07-10 14:00:25,589 INFO L280 TraceCheckUtils]: 1: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,589 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3635#true} {3636#false} #513#return; {3636#false} is VALID [2020-07-10 14:00:25,594 INFO L263 TraceCheckUtils]: 0: Hoare triple {3635#true} call ULTIMATE.init(); {3665#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 14:00:25,599 INFO L280 TraceCheckUtils]: 1: Hoare triple {3665#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);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~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,600 INFO L280 TraceCheckUtils]: 2: Hoare triple {3640#(= 1 ~waterLevel~0)} assume true; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,601 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3640#(= 1 ~waterLevel~0)} {3635#true} #517#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,602 INFO L263 TraceCheckUtils]: 4: Hoare triple {3640#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,602 INFO L280 TraceCheckUtils]: 5: Hoare triple {3640#(= 1 ~waterLevel~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,602 INFO L263 TraceCheckUtils]: 6: Hoare triple {3640#(= 1 ~waterLevel~0)} call select_helpers(); {3635#true} is VALID [2020-07-10 14:00:25,603 INFO L280 TraceCheckUtils]: 7: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,603 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #423#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,603 INFO L263 TraceCheckUtils]: 9: Hoare triple {3640#(= 1 ~waterLevel~0)} call select_features(); {3635#true} is VALID [2020-07-10 14:00:25,604 INFO L280 TraceCheckUtils]: 10: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,604 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #425#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,604 INFO L263 TraceCheckUtils]: 12: Hoare triple {3640#(= 1 ~waterLevel~0)} call #t~ret0 := valid_product(); {3635#true} is VALID [2020-07-10 14:00:25,605 INFO L280 TraceCheckUtils]: 13: Hoare triple {3635#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {3635#true} is VALID [2020-07-10 14:00:25,605 INFO L280 TraceCheckUtils]: 14: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,606 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #427#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,606 INFO L280 TraceCheckUtils]: 16: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,607 INFO L280 TraceCheckUtils]: 17: Hoare triple {3640#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,607 INFO L263 TraceCheckUtils]: 18: Hoare triple {3640#(= 1 ~waterLevel~0)} call setup(); {3635#true} is VALID [2020-07-10 14:00:25,607 INFO L280 TraceCheckUtils]: 19: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,608 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #429#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,608 INFO L263 TraceCheckUtils]: 21: Hoare triple {3640#(= 1 ~waterLevel~0)} call runTest(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,609 INFO L263 TraceCheckUtils]: 22: Hoare triple {3640#(= 1 ~waterLevel~0)} call test(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,609 INFO L280 TraceCheckUtils]: 23: Hoare triple {3640#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,610 INFO L280 TraceCheckUtils]: 24: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !false; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,611 INFO L280 TraceCheckUtils]: 25: Hoare triple {3640#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,611 INFO L280 TraceCheckUtils]: 26: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp~8 := #t~nondet60;havoc #t~nondet60; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,612 INFO L280 TraceCheckUtils]: 27: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,612 INFO L280 TraceCheckUtils]: 28: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___0~2 := #t~nondet61;havoc #t~nondet61; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,613 INFO L280 TraceCheckUtils]: 29: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,613 INFO L280 TraceCheckUtils]: 30: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___2~0 := #t~nondet62;havoc #t~nondet62; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,614 INFO L280 TraceCheckUtils]: 31: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet63 && #t~nondet63 <= 2147483647;~tmp___1~1 := #t~nondet63;havoc #t~nondet63; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,614 INFO L280 TraceCheckUtils]: 32: Hoare triple {3640#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,615 INFO L263 TraceCheckUtils]: 33: Hoare triple {3640#(= 1 ~waterLevel~0)} call stopSystem(); {3666#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:00:25,615 INFO L280 TraceCheckUtils]: 34: Hoare triple {3666#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3635#true} is VALID [2020-07-10 14:00:25,616 INFO L280 TraceCheckUtils]: 35: Hoare triple {3635#true} ~systemActive~0 := 0; {3635#true} is VALID [2020-07-10 14:00:25,616 INFO L280 TraceCheckUtils]: 36: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,616 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #477#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,617 INFO L263 TraceCheckUtils]: 38: Hoare triple {3640#(= 1 ~waterLevel~0)} call timeShift(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,618 INFO L280 TraceCheckUtils]: 39: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,618 INFO L280 TraceCheckUtils]: 40: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,619 INFO L263 TraceCheckUtils]: 41: Hoare triple {3640#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,619 INFO L280 TraceCheckUtils]: 42: Hoare triple {3640#(= 1 ~waterLevel~0)} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,619 INFO L263 TraceCheckUtils]: 43: Hoare triple {3640#(= 1 ~waterLevel~0)} call #t~ret1 := isMethaneLevelCritical(); {3635#true} is VALID [2020-07-10 14:00:25,620 INFO L280 TraceCheckUtils]: 44: Hoare triple {3635#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3635#true} is VALID [2020-07-10 14:00:25,620 INFO L280 TraceCheckUtils]: 45: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,621 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #509#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,621 INFO L280 TraceCheckUtils]: 47: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,622 INFO L280 TraceCheckUtils]: 48: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~1); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:25,622 INFO L263 TraceCheckUtils]: 49: Hoare triple {3640#(= 1 ~waterLevel~0)} call #t~ret2 := getWaterLevel(); {3635#true} is VALID [2020-07-10 14:00:25,622 INFO L280 TraceCheckUtils]: 50: Hoare triple {3635#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3667#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:00:25,623 INFO L280 TraceCheckUtils]: 51: Hoare triple {3667#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3667#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:00:25,624 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3667#(= |getWaterLevel_#res| ~waterLevel~0)} {3640#(= 1 ~waterLevel~0)} #511#return; {3660#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} is VALID [2020-07-10 14:00:25,625 INFO L280 TraceCheckUtils]: 53: Hoare triple {3660#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {3661#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-10 14:00:25,625 INFO L280 TraceCheckUtils]: 54: Hoare triple {3661#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {3636#false} is VALID [2020-07-10 14:00:25,625 INFO L263 TraceCheckUtils]: 55: Hoare triple {3636#false} call #t~ret3 := isPumpRunning(); {3635#true} is VALID [2020-07-10 14:00:25,626 INFO L280 TraceCheckUtils]: 56: Hoare triple {3635#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3635#true} is VALID [2020-07-10 14:00:25,626 INFO L280 TraceCheckUtils]: 57: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-10 14:00:25,626 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3635#true} {3636#false} #513#return; {3636#false} is VALID [2020-07-10 14:00:25,626 INFO L280 TraceCheckUtils]: 59: Hoare triple {3636#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {3636#false} is VALID [2020-07-10 14:00:25,626 INFO L280 TraceCheckUtils]: 60: Hoare triple {3636#false} assume !(0 != ~tmp___1~0); {3636#false} is VALID [2020-07-10 14:00:25,627 INFO L263 TraceCheckUtils]: 61: Hoare triple {3636#false} call __automaton_fail(); {3636#false} is VALID [2020-07-10 14:00:25,627 INFO L280 TraceCheckUtils]: 62: Hoare triple {3636#false} assume !false; {3636#false} is VALID [2020-07-10 14:00:25,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:00:25,635 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575474741] [2020-07-10 14:00:25,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:00:25,636 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 14:00:25,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863336799] [2020-07-10 14:00:25,636 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 14:00:25,637 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:00:25,637 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 14:00:25,715 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:25,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 14:00:25,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:00:25,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 14:00:25,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 14:00:25,716 INFO L87 Difference]: Start difference. First operand 258 states and 307 transitions. Second operand 8 states. [2020-07-10 14:00:26,562 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:00:34,022 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:00:34,871 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:00:35,383 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:00:35,865 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:00:41,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:41,364 INFO L93 Difference]: Finished difference Result 794 states and 1027 transitions. [2020-07-10 14:00:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 14:00:41,365 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 14:00:41,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:00:41,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:00:41,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 487 transitions. [2020-07-10 14:00:41,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:00:41,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 487 transitions. [2020-07-10 14:00:41,385 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 487 transitions. [2020-07-10 14:00:43,014 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 487 edges. 487 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:43,045 INFO L225 Difference]: With dead ends: 794 [2020-07-10 14:00:43,046 INFO L226 Difference]: Without dead ends: 560 [2020-07-10 14:00:43,048 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-10 14:00:43,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-07-10 14:00:47,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 493. [2020-07-10 14:00:47,727 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:00:47,727 INFO L82 GeneralOperation]: Start isEquivalent. First operand 560 states. Second operand 493 states. [2020-07-10 14:00:47,727 INFO L74 IsIncluded]: Start isIncluded. First operand 560 states. Second operand 493 states. [2020-07-10 14:00:47,728 INFO L87 Difference]: Start difference. First operand 560 states. Second operand 493 states. [2020-07-10 14:00:47,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:47,758 INFO L93 Difference]: Finished difference Result 560 states and 708 transitions. [2020-07-10 14:00:47,758 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 708 transitions. [2020-07-10 14:00:47,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:47,761 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:47,761 INFO L74 IsIncluded]: Start isIncluded. First operand 493 states. Second operand 560 states. [2020-07-10 14:00:47,761 INFO L87 Difference]: Start difference. First operand 493 states. Second operand 560 states. [2020-07-10 14:00:47,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:47,789 INFO L93 Difference]: Finished difference Result 560 states and 708 transitions. [2020-07-10 14:00:47,789 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 708 transitions. [2020-07-10 14:00:47,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:47,791 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:47,792 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:00:47,792 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:00:47,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-07-10 14:00:47,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 597 transitions. [2020-07-10 14:00:47,814 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 597 transitions. Word has length 63 [2020-07-10 14:00:47,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:00:47,815 INFO L479 AbstractCegarLoop]: Abstraction has 493 states and 597 transitions. [2020-07-10 14:00:47,815 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:00:47,815 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 597 transitions. [2020-07-10 14:00:47,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:00:47,817 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:00:47,817 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:00:47,817 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 14:00:47,817 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:00:47,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:00:47,818 INFO L82 PathProgramCache]: Analyzing trace with hash -389958042, now seen corresponding path program 1 times [2020-07-10 14:00:47,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:00:47,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171938883] [2020-07-10 14:00:47,818 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:00:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:00:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:00:48,001 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:00:48,001 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:00:48,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 14:00:48,125 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 14:00:48,125 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 14:00:48,125 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 14:00:48,125 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 14:00:48,125 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:00:48,125 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:00:48,126 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-10 14:00:48,127 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 14:00:48,128 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 14:00:48,128 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 14:00:48,128 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 14:00:48,128 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 14:00:48,128 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 14:00:48,128 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:48,128 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:00:48,128 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:48,129 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:00:48,130 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:00:48,130 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 14:00:48,130 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:00:48,130 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:00:48,130 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:00:48,130 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:00:48,130 WARN L170 areAnnotationChecker]: L267-2 has no Hoare annotation [2020-07-10 14:00:48,130 WARN L170 areAnnotationChecker]: L267-2 has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: L267-2 has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: L324-2 has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: L324-2 has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: L324-2 has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-10 14:00:48,131 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 14:00:48,132 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: L523 has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: L523 has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: L696 has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: L696 has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-10 14:00:48,133 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-10 14:00:48,134 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:00:48,134 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:00:48,134 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-10 14:00:48,134 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-10 14:00:48,134 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-10 14:00:48,134 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-10 14:00:48,134 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-10 14:00:48,134 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorFINAL has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-10 14:00:48,135 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 14:00:48,136 WARN L170 areAnnotationChecker]: L754 has no Hoare annotation [2020-07-10 14:00:48,136 WARN L170 areAnnotationChecker]: L754 has no Hoare annotation [2020-07-10 14:00:48,136 WARN L170 areAnnotationChecker]: L879-1 has no Hoare annotation [2020-07-10 14:00:48,136 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 14:00:48,136 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-10 14:00:48,136 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-10 14:00:48,136 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-10 14:00:48,136 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: L855-1 has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:00:48,137 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 14:00:48,138 WARN L170 areAnnotationChecker]: L867-1 has no Hoare annotation [2020-07-10 14:00:48,138 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 14:00:48,138 WARN L170 areAnnotationChecker]: L289 has no Hoare annotation [2020-07-10 14:00:48,138 WARN L170 areAnnotationChecker]: L268 has no Hoare annotation [2020-07-10 14:00:48,138 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-10 14:00:48,138 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-10 14:00:48,138 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-10 14:00:48,138 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-10 14:00:48,139 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-10 14:00:48,139 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 14:00:48,139 WARN L170 areAnnotationChecker]: L81 has no Hoare annotation [2020-07-10 14:00:48,139 WARN L170 areAnnotationChecker]: L81 has no Hoare annotation [2020-07-10 14:00:48,139 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 14:00:48,139 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 14:00:48,139 WARN L170 areAnnotationChecker]: L718-2 has no Hoare annotation [2020-07-10 14:00:48,139 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-10 14:00:48,140 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-10 14:00:48,140 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 14:00:48,140 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-10 14:00:48,140 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-10 14:00:48,140 WARN L170 areAnnotationChecker]: L523-1 has no Hoare annotation [2020-07-10 14:00:48,140 WARN L170 areAnnotationChecker]: L696-1 has no Hoare annotation [2020-07-10 14:00:48,140 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:00:48,140 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: L793 has no Hoare annotation [2020-07-10 14:00:48,141 WARN L170 areAnnotationChecker]: L793 has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: L477-1 has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: L389 has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: L389 has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: L904-2 has no Hoare annotation [2020-07-10 14:00:48,142 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: L754-1 has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: L48-1 has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: L163-1 has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-10 14:00:48,143 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:00:48,144 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: L273 has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: L273 has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-10 14:00:48,145 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: L173-1 has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: L130-1 has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: L638-1 has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-10 14:00:48,146 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: L677-1 has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: L343-1 has no Hoare annotation [2020-07-10 14:00:48,147 WARN L170 areAnnotationChecker]: L756 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L756 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L812-1 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-10 14:00:48,148 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: L802-1 has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: L171-1 has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: L273-1 has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:00:48,149 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L330-1 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L83 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L83 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L828-1 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L828-1 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: L730-2 has no Hoare annotation [2020-07-10 14:00:48,150 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: L409-2 has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: L409-2 has no Hoare annotation [2020-07-10 14:00:48,151 WARN L170 areAnnotationChecker]: L409-2 has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: L756-2 has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 14:00:48,152 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:48,153 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-10 14:00:48,154 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L425-1 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L441-1 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-10 14:00:48,155 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: L741 has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: L741 has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-10 14:00:48,156 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L430 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L741-1 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-10 14:00:48,157 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-10 14:00:48,158 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-10 14:00:48,159 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: L56-1 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: L56-1 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: L425 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: L425 has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:48,160 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:48,161 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:48,161 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:48,161 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:48,161 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:48,161 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:48,161 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 14:00:48,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:00:48 BoogieIcfgContainer [2020-07-10 14:00:48,164 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:00:48,166 INFO L168 Benchmark]: Toolchain (without parser) took 62656.33 ms. Allocated memory was 140.0 MB in the beginning and 730.9 MB in the end (delta: 590.9 MB). Free memory was 103.0 MB in the beginning and 525.8 MB in the end (delta: -422.8 MB). Peak memory consumption was 168.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:48,167 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-10 14:00:48,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.53 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 102.8 MB in the beginning and 171.3 MB in the end (delta: -68.5 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:48,168 INFO L168 Benchmark]: Boogie Preprocessor took 112.30 ms. Allocated memory is still 203.4 MB. Free memory was 171.3 MB in the beginning and 165.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:48,169 INFO L168 Benchmark]: RCFGBuilder took 1699.70 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 165.7 MB in the beginning and 94.5 MB in the end (delta: 71.2 MB). Peak memory consumption was 104.8 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:48,169 INFO L168 Benchmark]: TraceAbstraction took 60185.80 ms. Allocated memory was 237.0 MB in the beginning and 730.9 MB in the end (delta: 493.9 MB). Free memory was 93.0 MB in the beginning and 525.8 MB in the end (delta: -432.8 MB). Peak memory consumption was 61.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:48,172 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 0.47 ms. Allocated memory is still 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.53 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 102.8 MB in the beginning and 171.3 MB in the end (delta: -68.5 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.30 ms. Allocated memory is still 203.4 MB. Free memory was 171.3 MB in the beginning and 165.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1699.70 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 165.7 MB in the beginning and 94.5 MB in the end (delta: 71.2 MB). Peak memory consumption was 104.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 60185.80 ms. Allocated memory was 237.0 MB in the beginning and 730.9 MB in the end (delta: 493.9 MB). Free memory was 93.0 MB in the beginning and 525.8 MB in the end (delta: -432.8 MB). Peak memory consumption was 61.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 148]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L359] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L597] int pumpRunning = 0; [L598] int systemActive = 1; [L849] int waterLevel = 1; [L850] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=171, \old(head)=163, \old(head)=176, \old(methaneLevelCritical)=147, \old(pumpRunning)=140, \old(systemActive)=139, \old(waterLevel)=142, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L121] int retValue_acc ; [L122] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L126] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L127] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L128] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L582] int retValue_acc ; [L585] retValue_acc = 1 [L586] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L128] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L132] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L133] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L112] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L783] int splverifierCounter ; [L784] int tmp ; [L785] int tmp___0 ; [L786] int tmp___1 ; [L787] int tmp___2 ; [L790] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L792] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L794] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L800] tmp = __VERIFIER_nondet_int() [L802] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L804] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L867] COND TRUE waterLevel < 2 [L868] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L804] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L810] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L820] tmp___2 = __VERIFIER_nondet_int() [L822] COND FALSE !(\read(tmp___2)) [L826] tmp___1 = __VERIFIER_nondet_int() [L828] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L830] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L770] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L777] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L830] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L837] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L604] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L611] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L619] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L157] int tmp ; [L158] int tmp___0 ; [L159] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L163] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L888] int retValue_acc ; [L891] retValue_acc = methaneLevelCritical [L892] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L163] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L163] tmp = isMethaneLevelCritical() [L165] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L169] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L920] int retValue_acc ; [L923] retValue_acc = waterLevel [L924] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L169] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L169] tmp___0 = getWaterLevel() [L171] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L173] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L703] int retValue_acc ; [L706] retValue_acc = pumpRunning [L707] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L173] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L173] tmp___1 = isPumpRunning() [L175] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L179] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L148] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 59.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 46.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 495 SDtfs, 714 SDslu, 369 SDs, 0 SdLazy, 1938 SolverSat, 399 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 198 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 61972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 incorrect! Received shutdown request...