/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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 13:57:04,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 13:57:04,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 13:57:04,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 13:57:04,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 13:57:04,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 13:57:04,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 13:57:04,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 13:57:04,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 13:57:04,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 13:57:04,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 13:57:04,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 13:57:04,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 13:57:04,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 13:57:04,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 13:57:04,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 13:57:04,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 13:57:04,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 13:57:04,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 13:57:04,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 13:57:04,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 13:57:04,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 13:57:04,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 13:57:04,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 13:57:04,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 13:57:04,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 13:57:04,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 13:57:04,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 13:57:04,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 13:57:04,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 13:57:04,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 13:57:04,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 13:57:04,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 13:57:04,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 13:57:04,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 13:57:04,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 13:57:04,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 13:57:04,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 13:57:04,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 13:57:04,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 13:57:04,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 13:57:04,213 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 13:57:04,234 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 13:57:04,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 13:57:04,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 13:57:04,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 13:57:04,238 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 13:57:04,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 13:57:04,238 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 13:57:04,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 13:57:04,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 13:57:04,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 13:57:04,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 13:57:04,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 13:57:04,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 13:57:04,240 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 13:57:04,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 13:57:04,241 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 13:57:04,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 13:57:04,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 13:57:04,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 13:57:04,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 13:57:04,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 13:57:04,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:57:04,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 13:57:04,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 13:57:04,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 13:57:04,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 13:57:04,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 13:57:04,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 13:57:04,243 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 13:57:04,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 13:57:04,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 13:57:04,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 13:57:04,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 13:57:04,554 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 13:57:04,554 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 13:57:04,555 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product12.cil.c [2020-07-10 13:57:04,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a735441dc/a9ee39fb52bd48c89753ea0c18ddffd2/FLAGd8898d3a6 [2020-07-10 13:57:05,154 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 13:57:05,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product12.cil.c [2020-07-10 13:57:05,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a735441dc/a9ee39fb52bd48c89753ea0c18ddffd2/FLAGd8898d3a6 [2020-07-10 13:57:05,485 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a735441dc/a9ee39fb52bd48c89753ea0c18ddffd2 [2020-07-10 13:57:05,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 13:57:05,498 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 13:57:05,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 13:57:05,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 13:57:05,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 13:57:05,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:57:05" (1/1) ... [2020-07-10 13:57:05,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3842ff39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:05, skipping insertion in model container [2020-07-10 13:57:05,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:57:05" (1/1) ... [2020-07-10 13:57:05,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 13:57:05,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 13:57:06,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:57:06,060 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 13:57:06,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:57:06,192 INFO L208 MainTranslator]: Completed translation [2020-07-10 13:57:06,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06 WrapperNode [2020-07-10 13:57:06,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 13:57:06,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 13:57:06,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 13:57:06,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 13:57:06,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (1/1) ... [2020-07-10 13:57:06,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (1/1) ... [2020-07-10 13:57:06,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (1/1) ... [2020-07-10 13:57:06,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (1/1) ... [2020-07-10 13:57:06,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (1/1) ... [2020-07-10 13:57:06,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (1/1) ... [2020-07-10 13:57:06,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (1/1) ... [2020-07-10 13:57:06,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 13:57:06,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 13:57:06,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 13:57:06,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 13:57:06,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (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 13:57:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 13:57:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 13:57:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 13:57:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:57:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 13:57:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 13:57:06,367 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 13:57:06,367 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-10 13:57:06,367 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 13:57:06,367 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 13:57:06,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 13:57:06,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 13:57:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 13:57:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 13:57:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-10 13:57:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 13:57:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 13:57:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 13:57:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 13:57:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 13:57:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 13:57:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 13:57:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 13:57:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 13:57:06,372 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 13:57:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 13:57:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 13:57:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 13:57:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 13:57:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 13:57:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 13:57:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 13:57:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 13:57:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 13:57:06,375 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 13:57:06,375 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 13:57:06,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 13:57:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 13:57:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 13:57:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 13:57:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 13:57:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 13:57:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 13:57:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 13:57:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:57:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 13:57:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 13:57:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-10 13:57:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 13:57:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 13:57:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 13:57:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 13:57:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 13:57:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 13:57:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 13:57:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 13:57:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 13:57:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 13:57:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-10 13:57:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 13:57:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 13:57:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 13:57:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 13:57:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 13:57:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 13:57:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 13:57:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 13:57:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 13:57:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 13:57:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 13:57:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 13:57:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 13:57:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 13:57:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 13:57:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 13:57:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 13:57:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 13:57:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 13:57:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 13:57:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 13:57:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 13:57:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 13:57:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 13:57:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 13:57:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 13:57:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 13:57:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 13:57:06,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 13:57:08,008 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 13:57:08,008 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 13:57:08,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:57:08 BoogieIcfgContainer [2020-07-10 13:57:08,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 13:57:08,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 13:57:08,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 13:57:08,025 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 13:57:08,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 01:57:05" (1/3) ... [2020-07-10 13:57:08,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@354013bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:57:08, skipping insertion in model container [2020-07-10 13:57:08,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:06" (2/3) ... [2020-07-10 13:57:08,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@354013bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:57:08, skipping insertion in model container [2020-07-10 13:57:08,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:57:08" (3/3) ... [2020-07-10 13:57:08,031 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product12.cil.c [2020-07-10 13:57:08,046 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 13:57:08,056 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 13:57:08,075 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 13:57:08,116 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 13:57:08,116 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 13:57:08,116 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 13:57:08,117 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 13:57:08,118 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 13:57:08,118 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 13:57:08,119 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 13:57:08,119 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 13:57:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states. [2020-07-10 13:57:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 13:57:08,173 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:08,174 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 13:57:08,175 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:08,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:08,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1715921214, now seen corresponding path program 1 times [2020-07-10 13:57:08,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:08,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139815022] [2020-07-10 13:57:08,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:08,990 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:09,119 INFO L280 TraceCheckUtils]: 0: Hoare triple {180#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {157#true} is VALID [2020-07-10 13:57:09,120 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,121 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {157#true} #476#return; {157#true} is VALID [2020-07-10 13:57:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:09,139 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,140 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {157#true} {157#true} #390#return; {157#true} is VALID [2020-07-10 13:57:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:09,144 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,144 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {157#true} {157#true} #392#return; {157#true} is VALID [2020-07-10 13:57:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:09,150 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {157#true} is VALID [2020-07-10 13:57:09,151 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,152 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {157#true} #394#return; {157#true} is VALID [2020-07-10 13:57:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:09,156 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,157 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {157#true} {157#true} #396#return; {157#true} is VALID [2020-07-10 13:57:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:09,161 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {157#true} is VALID [2020-07-10 13:57:09,162 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,162 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {158#false} #468#return; {158#false} is VALID [2020-07-10 13:57:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:09,167 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {157#true} is VALID [2020-07-10 13:57:09,168 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,168 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {158#false} #470#return; {158#false} is VALID [2020-07-10 13:57:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:09,173 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {157#true} is VALID [2020-07-10 13:57:09,174 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,174 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {158#false} #472#return; {158#false} is VALID [2020-07-10 13:57:09,183 INFO L263 TraceCheckUtils]: 0: Hoare triple {157#true} call ULTIMATE.init(); {180#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:57:09,183 INFO L280 TraceCheckUtils]: 1: Hoare triple {180#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {157#true} is VALID [2020-07-10 13:57:09,184 INFO L280 TraceCheckUtils]: 2: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,184 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {157#true} {157#true} #476#return; {157#true} is VALID [2020-07-10 13:57:09,185 INFO L263 TraceCheckUtils]: 4: Hoare triple {157#true} call #t~ret72 := main(); {157#true} is VALID [2020-07-10 13:57:09,185 INFO L280 TraceCheckUtils]: 5: Hoare triple {157#true} havoc ~retValue_acc~9;havoc ~tmp~6; {157#true} is VALID [2020-07-10 13:57:09,185 INFO L263 TraceCheckUtils]: 6: Hoare triple {157#true} call select_helpers(); {157#true} is VALID [2020-07-10 13:57:09,186 INFO L280 TraceCheckUtils]: 7: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,186 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {157#true} {157#true} #390#return; {157#true} is VALID [2020-07-10 13:57:09,186 INFO L263 TraceCheckUtils]: 9: Hoare triple {157#true} call select_features(); {157#true} is VALID [2020-07-10 13:57:09,187 INFO L280 TraceCheckUtils]: 10: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,187 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {157#true} {157#true} #392#return; {157#true} is VALID [2020-07-10 13:57:09,187 INFO L263 TraceCheckUtils]: 12: Hoare triple {157#true} call #t~ret71 := valid_product(); {157#true} is VALID [2020-07-10 13:57:09,188 INFO L280 TraceCheckUtils]: 13: Hoare triple {157#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {157#true} is VALID [2020-07-10 13:57:09,188 INFO L280 TraceCheckUtils]: 14: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,188 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {157#true} {157#true} #394#return; {157#true} is VALID [2020-07-10 13:57:09,189 INFO L280 TraceCheckUtils]: 16: Hoare triple {157#true} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {157#true} is VALID [2020-07-10 13:57:09,189 INFO L280 TraceCheckUtils]: 17: Hoare triple {157#true} assume 0 != ~tmp~6; {157#true} is VALID [2020-07-10 13:57:09,189 INFO L263 TraceCheckUtils]: 18: Hoare triple {157#true} call setup(); {157#true} is VALID [2020-07-10 13:57:09,190 INFO L280 TraceCheckUtils]: 19: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,190 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {157#true} {157#true} #396#return; {157#true} is VALID [2020-07-10 13:57:09,191 INFO L263 TraceCheckUtils]: 21: Hoare triple {157#true} call runTest(); {157#true} is VALID [2020-07-10 13:57:09,191 INFO L263 TraceCheckUtils]: 22: Hoare triple {157#true} call test(); {157#true} is VALID [2020-07-10 13:57:09,192 INFO L280 TraceCheckUtils]: 23: Hoare triple {157#true} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {157#true} is VALID [2020-07-10 13:57:09,193 INFO L280 TraceCheckUtils]: 24: Hoare triple {157#true} assume false; {158#false} is VALID [2020-07-10 13:57:09,194 INFO L263 TraceCheckUtils]: 25: Hoare triple {158#false} call cleanup(); {158#false} is VALID [2020-07-10 13:57:09,194 INFO L280 TraceCheckUtils]: 26: Hoare triple {158#false} havoc ~i~0;havoc ~__cil_tmp2~0; {158#false} is VALID [2020-07-10 13:57:09,194 INFO L263 TraceCheckUtils]: 27: Hoare triple {158#false} call timeShift(); {158#false} is VALID [2020-07-10 13:57:09,195 INFO L280 TraceCheckUtils]: 28: Hoare triple {158#false} assume !(0 != ~pumpRunning~0); {158#false} is VALID [2020-07-10 13:57:09,195 INFO L280 TraceCheckUtils]: 29: Hoare triple {158#false} assume !(0 != ~systemActive~0); {158#false} is VALID [2020-07-10 13:57:09,196 INFO L263 TraceCheckUtils]: 30: Hoare triple {158#false} call __utac_acc__Specification3_spec__1(); {158#false} is VALID [2020-07-10 13:57:09,196 INFO L280 TraceCheckUtils]: 31: Hoare triple {158#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {158#false} is VALID [2020-07-10 13:57:09,196 INFO L263 TraceCheckUtils]: 32: Hoare triple {158#false} call #t~ret0 := isMethaneLevelCritical(); {157#true} is VALID [2020-07-10 13:57:09,196 INFO L280 TraceCheckUtils]: 33: Hoare triple {157#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {157#true} is VALID [2020-07-10 13:57:09,197 INFO L280 TraceCheckUtils]: 34: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,197 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {157#true} {158#false} #468#return; {158#false} is VALID [2020-07-10 13:57:09,197 INFO L280 TraceCheckUtils]: 36: Hoare triple {158#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {158#false} is VALID [2020-07-10 13:57:09,198 INFO L280 TraceCheckUtils]: 37: Hoare triple {158#false} assume !(0 != ~tmp~0); {158#false} is VALID [2020-07-10 13:57:09,198 INFO L263 TraceCheckUtils]: 38: Hoare triple {158#false} call #t~ret1 := getWaterLevel(); {157#true} is VALID [2020-07-10 13:57:09,198 INFO L280 TraceCheckUtils]: 39: Hoare triple {157#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {157#true} is VALID [2020-07-10 13:57:09,199 INFO L280 TraceCheckUtils]: 40: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,199 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {157#true} {158#false} #470#return; {158#false} is VALID [2020-07-10 13:57:09,200 INFO L280 TraceCheckUtils]: 42: Hoare triple {158#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {158#false} is VALID [2020-07-10 13:57:09,200 INFO L280 TraceCheckUtils]: 43: Hoare triple {158#false} assume 2 == ~tmp___0~0; {158#false} is VALID [2020-07-10 13:57:09,200 INFO L263 TraceCheckUtils]: 44: Hoare triple {158#false} call #t~ret2 := isPumpRunning(); {157#true} is VALID [2020-07-10 13:57:09,201 INFO L280 TraceCheckUtils]: 45: Hoare triple {157#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {157#true} is VALID [2020-07-10 13:57:09,201 INFO L280 TraceCheckUtils]: 46: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-10 13:57:09,201 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {157#true} {158#false} #472#return; {158#false} is VALID [2020-07-10 13:57:09,202 INFO L280 TraceCheckUtils]: 48: Hoare triple {158#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {158#false} is VALID [2020-07-10 13:57:09,202 INFO L280 TraceCheckUtils]: 49: Hoare triple {158#false} assume !(0 != ~tmp___1~0); {158#false} is VALID [2020-07-10 13:57:09,203 INFO L263 TraceCheckUtils]: 50: Hoare triple {158#false} call __automaton_fail(); {158#false} is VALID [2020-07-10 13:57:09,203 INFO L280 TraceCheckUtils]: 51: Hoare triple {158#false} assume !false; {158#false} is VALID [2020-07-10 13:57:09,211 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 13:57:09,212 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139815022] [2020-07-10 13:57:09,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:09,214 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 13:57:09,214 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637067242] [2020-07-10 13:57:09,221 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:57:09,224 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:09,229 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 13:57:09,313 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 13:57:09,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 13:57:09,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:09,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 13:57:09,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:57:09,326 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 3 states. [2020-07-10 13:57:13,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:13,127 INFO L93 Difference]: Finished difference Result 240 states and 317 transitions. [2020-07-10 13:57:13,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 13:57:13,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:57:13,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:57:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:57:13,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 317 transitions. [2020-07-10 13:57:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:57:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 317 transitions. [2020-07-10 13:57:13,178 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 317 transitions. [2020-07-10 13:57:14,265 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 317 edges. 317 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:14,288 INFO L225 Difference]: With dead ends: 240 [2020-07-10 13:57:14,288 INFO L226 Difference]: Without dead ends: 131 [2020-07-10 13:57:14,293 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 13:57:14,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-10 13:57:15,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 100. [2020-07-10 13:57:15,340 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:57:15,341 INFO L82 GeneralOperation]: Start isEquivalent. First operand 131 states. Second operand 100 states. [2020-07-10 13:57:15,342 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 100 states. [2020-07-10 13:57:15,342 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 100 states. [2020-07-10 13:57:15,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:15,357 INFO L93 Difference]: Finished difference Result 131 states and 165 transitions. [2020-07-10 13:57:15,357 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 165 transitions. [2020-07-10 13:57:15,360 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:15,360 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:15,361 INFO L74 IsIncluded]: Start isIncluded. First operand 100 states. Second operand 131 states. [2020-07-10 13:57:15,361 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 131 states. [2020-07-10 13:57:15,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:15,373 INFO L93 Difference]: Finished difference Result 131 states and 165 transitions. [2020-07-10 13:57:15,373 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 165 transitions. [2020-07-10 13:57:15,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:15,376 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:15,376 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:57:15,376 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:57:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-07-10 13:57:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 115 transitions. [2020-07-10 13:57:15,389 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 115 transitions. Word has length 52 [2020-07-10 13:57:15,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:57:15,390 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 115 transitions. [2020-07-10 13:57:15,390 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 13:57:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2020-07-10 13:57:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 13:57:15,393 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:15,393 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 13:57:15,396 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 13:57:15,397 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:15,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:15,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1789709038, now seen corresponding path program 1 times [2020-07-10 13:57:15,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:15,398 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928175092] [2020-07-10 13:57:15,398 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,850 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,918 INFO L280 TraceCheckUtils]: 0: Hoare triple {949#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {925#true} is VALID [2020-07-10 13:57:15,919 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,919 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {925#true} #476#return; {925#true} is VALID [2020-07-10 13:57:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,922 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,922 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {925#true} {925#true} #390#return; {925#true} is VALID [2020-07-10 13:57:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,925 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,925 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {925#true} {925#true} #392#return; {925#true} is VALID [2020-07-10 13:57:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,936 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {925#true} is VALID [2020-07-10 13:57:15,936 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,936 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {925#true} #394#return; {925#true} is VALID [2020-07-10 13:57:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,939 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,940 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {925#true} {925#true} #396#return; {925#true} is VALID [2020-07-10 13:57:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,943 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {925#true} is VALID [2020-07-10 13:57:15,944 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,944 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {926#false} #468#return; {926#false} is VALID [2020-07-10 13:57:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,947 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {925#true} is VALID [2020-07-10 13:57:15,947 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,947 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {926#false} #470#return; {926#false} is VALID [2020-07-10 13:57:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:15,957 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {925#true} is VALID [2020-07-10 13:57:15,958 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,958 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {926#false} #472#return; {926#false} is VALID [2020-07-10 13:57:15,981 INFO L263 TraceCheckUtils]: 0: Hoare triple {925#true} call ULTIMATE.init(); {949#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:57:15,982 INFO L280 TraceCheckUtils]: 1: Hoare triple {949#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {925#true} is VALID [2020-07-10 13:57:15,982 INFO L280 TraceCheckUtils]: 2: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,982 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {925#true} {925#true} #476#return; {925#true} is VALID [2020-07-10 13:57:15,982 INFO L263 TraceCheckUtils]: 4: Hoare triple {925#true} call #t~ret72 := main(); {925#true} is VALID [2020-07-10 13:57:15,983 INFO L280 TraceCheckUtils]: 5: Hoare triple {925#true} havoc ~retValue_acc~9;havoc ~tmp~6; {925#true} is VALID [2020-07-10 13:57:15,983 INFO L263 TraceCheckUtils]: 6: Hoare triple {925#true} call select_helpers(); {925#true} is VALID [2020-07-10 13:57:15,983 INFO L280 TraceCheckUtils]: 7: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,984 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {925#true} {925#true} #390#return; {925#true} is VALID [2020-07-10 13:57:15,984 INFO L263 TraceCheckUtils]: 9: Hoare triple {925#true} call select_features(); {925#true} is VALID [2020-07-10 13:57:15,984 INFO L280 TraceCheckUtils]: 10: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,984 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {925#true} {925#true} #392#return; {925#true} is VALID [2020-07-10 13:57:15,984 INFO L263 TraceCheckUtils]: 12: Hoare triple {925#true} call #t~ret71 := valid_product(); {925#true} is VALID [2020-07-10 13:57:15,985 INFO L280 TraceCheckUtils]: 13: Hoare triple {925#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {925#true} is VALID [2020-07-10 13:57:15,985 INFO L280 TraceCheckUtils]: 14: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,985 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {925#true} {925#true} #394#return; {925#true} is VALID [2020-07-10 13:57:15,985 INFO L280 TraceCheckUtils]: 16: Hoare triple {925#true} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {925#true} is VALID [2020-07-10 13:57:15,986 INFO L280 TraceCheckUtils]: 17: Hoare triple {925#true} assume 0 != ~tmp~6; {925#true} is VALID [2020-07-10 13:57:15,986 INFO L263 TraceCheckUtils]: 18: Hoare triple {925#true} call setup(); {925#true} is VALID [2020-07-10 13:57:15,986 INFO L280 TraceCheckUtils]: 19: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,987 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {925#true} {925#true} #396#return; {925#true} is VALID [2020-07-10 13:57:15,987 INFO L263 TraceCheckUtils]: 21: Hoare triple {925#true} call runTest(); {925#true} is VALID [2020-07-10 13:57:15,987 INFO L263 TraceCheckUtils]: 22: Hoare triple {925#true} call test(); {925#true} is VALID [2020-07-10 13:57:15,988 INFO L280 TraceCheckUtils]: 23: Hoare triple {925#true} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {939#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:57:15,989 INFO L280 TraceCheckUtils]: 24: Hoare triple {939#(= 0 test_~splverifierCounter~0)} assume !false; {939#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:57:15,990 INFO L280 TraceCheckUtils]: 25: Hoare triple {939#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {926#false} is VALID [2020-07-10 13:57:15,990 INFO L263 TraceCheckUtils]: 26: Hoare triple {926#false} call cleanup(); {926#false} is VALID [2020-07-10 13:57:15,990 INFO L280 TraceCheckUtils]: 27: Hoare triple {926#false} havoc ~i~0;havoc ~__cil_tmp2~0; {926#false} is VALID [2020-07-10 13:57:15,990 INFO L263 TraceCheckUtils]: 28: Hoare triple {926#false} call timeShift(); {926#false} is VALID [2020-07-10 13:57:15,991 INFO L280 TraceCheckUtils]: 29: Hoare triple {926#false} assume !(0 != ~pumpRunning~0); {926#false} is VALID [2020-07-10 13:57:15,991 INFO L280 TraceCheckUtils]: 30: Hoare triple {926#false} assume !(0 != ~systemActive~0); {926#false} is VALID [2020-07-10 13:57:15,991 INFO L263 TraceCheckUtils]: 31: Hoare triple {926#false} call __utac_acc__Specification3_spec__1(); {926#false} is VALID [2020-07-10 13:57:15,991 INFO L280 TraceCheckUtils]: 32: Hoare triple {926#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {926#false} is VALID [2020-07-10 13:57:15,991 INFO L263 TraceCheckUtils]: 33: Hoare triple {926#false} call #t~ret0 := isMethaneLevelCritical(); {925#true} is VALID [2020-07-10 13:57:15,992 INFO L280 TraceCheckUtils]: 34: Hoare triple {925#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {925#true} is VALID [2020-07-10 13:57:15,992 INFO L280 TraceCheckUtils]: 35: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,992 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {925#true} {926#false} #468#return; {926#false} is VALID [2020-07-10 13:57:15,992 INFO L280 TraceCheckUtils]: 37: Hoare triple {926#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {926#false} is VALID [2020-07-10 13:57:15,992 INFO L280 TraceCheckUtils]: 38: Hoare triple {926#false} assume !(0 != ~tmp~0); {926#false} is VALID [2020-07-10 13:57:15,992 INFO L263 TraceCheckUtils]: 39: Hoare triple {926#false} call #t~ret1 := getWaterLevel(); {925#true} is VALID [2020-07-10 13:57:15,993 INFO L280 TraceCheckUtils]: 40: Hoare triple {925#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {925#true} is VALID [2020-07-10 13:57:15,993 INFO L280 TraceCheckUtils]: 41: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,993 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {925#true} {926#false} #470#return; {926#false} is VALID [2020-07-10 13:57:15,993 INFO L280 TraceCheckUtils]: 43: Hoare triple {926#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {926#false} is VALID [2020-07-10 13:57:15,993 INFO L280 TraceCheckUtils]: 44: Hoare triple {926#false} assume 2 == ~tmp___0~0; {926#false} is VALID [2020-07-10 13:57:15,994 INFO L263 TraceCheckUtils]: 45: Hoare triple {926#false} call #t~ret2 := isPumpRunning(); {925#true} is VALID [2020-07-10 13:57:15,994 INFO L280 TraceCheckUtils]: 46: Hoare triple {925#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {925#true} is VALID [2020-07-10 13:57:15,994 INFO L280 TraceCheckUtils]: 47: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-10 13:57:15,994 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {925#true} {926#false} #472#return; {926#false} is VALID [2020-07-10 13:57:15,994 INFO L280 TraceCheckUtils]: 49: Hoare triple {926#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {926#false} is VALID [2020-07-10 13:57:15,995 INFO L280 TraceCheckUtils]: 50: Hoare triple {926#false} assume !(0 != ~tmp___1~0); {926#false} is VALID [2020-07-10 13:57:15,995 INFO L263 TraceCheckUtils]: 51: Hoare triple {926#false} call __automaton_fail(); {926#false} is VALID [2020-07-10 13:57:15,995 INFO L280 TraceCheckUtils]: 52: Hoare triple {926#false} assume !false; {926#false} is VALID [2020-07-10 13:57:16,001 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 13:57:16,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928175092] [2020-07-10 13:57:16,001 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:16,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 13:57:16,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345202348] [2020-07-10 13:57:16,004 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:57:16,004 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:16,004 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 13:57:16,071 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 13:57:16,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 13:57:16,072 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:16,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 13:57:16,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 13:57:16,072 INFO L87 Difference]: Start difference. First operand 100 states and 115 transitions. Second operand 4 states. [2020-07-10 13:57:17,441 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:57:19,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:19,967 INFO L93 Difference]: Finished difference Result 160 states and 194 transitions. [2020-07-10 13:57:19,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 13:57:19,968 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:57:19,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:57:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:57:19,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 194 transitions. [2020-07-10 13:57:19,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:57:19,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 194 transitions. [2020-07-10 13:57:19,988 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 194 transitions. [2020-07-10 13:57:20,730 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 194 edges. 194 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:20,736 INFO L225 Difference]: With dead ends: 160 [2020-07-10 13:57:20,736 INFO L226 Difference]: Without dead ends: 115 [2020-07-10 13:57:20,738 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 13:57:20,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-10 13:57:21,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-07-10 13:57:21,774 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:57:21,774 INFO L82 GeneralOperation]: Start isEquivalent. First operand 115 states. Second operand 91 states. [2020-07-10 13:57:21,774 INFO L74 IsIncluded]: Start isIncluded. First operand 115 states. Second operand 91 states. [2020-07-10 13:57:21,774 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 91 states. [2020-07-10 13:57:21,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:21,782 INFO L93 Difference]: Finished difference Result 115 states and 141 transitions. [2020-07-10 13:57:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 141 transitions. [2020-07-10 13:57:21,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:21,784 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:21,784 INFO L74 IsIncluded]: Start isIncluded. First operand 91 states. Second operand 115 states. [2020-07-10 13:57:21,785 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 115 states. [2020-07-10 13:57:21,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:21,792 INFO L93 Difference]: Finished difference Result 115 states and 141 transitions. [2020-07-10 13:57:21,792 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 141 transitions. [2020-07-10 13:57:21,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:21,793 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:21,793 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:57:21,793 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:57:21,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-07-10 13:57:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 103 transitions. [2020-07-10 13:57:21,798 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 103 transitions. Word has length 53 [2020-07-10 13:57:21,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:57:21,798 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 103 transitions. [2020-07-10 13:57:21,798 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 13:57:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2020-07-10 13:57:21,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-10 13:57:21,800 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:21,800 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] [2020-07-10 13:57:21,801 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 13:57:21,801 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:21,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:21,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1277285199, now seen corresponding path program 1 times [2020-07-10 13:57:21,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:21,802 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122282938] [2020-07-10 13:57:21,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,205 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,345 INFO L280 TraceCheckUtils]: 0: Hoare triple {1574#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,346 INFO L280 TraceCheckUtils]: 1: Hoare triple {1552#(= 1 ~systemActive~0)} assume true; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,347 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1552#(= 1 ~systemActive~0)} {1547#true} #476#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,351 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,352 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1547#true} {1552#(= 1 ~systemActive~0)} #390#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,358 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1547#true} {1552#(= 1 ~systemActive~0)} #392#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,420 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:57:22,421 INFO L280 TraceCheckUtils]: 1: Hoare triple {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:57:22,422 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1552#(= 1 ~systemActive~0)} #394#return; {1560#(= |main_#t~ret71| ~systemActive~0)} is VALID [2020-07-10 13:57:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,426 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,427 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1547#true} {1562#(not (= 0 ~systemActive~0))} #396#return; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,430 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1547#true} is VALID [2020-07-10 13:57:22,431 INFO L280 TraceCheckUtils]: 1: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,431 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1547#true} {1548#false} #468#return; {1548#false} is VALID [2020-07-10 13:57:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,434 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1547#true} is VALID [2020-07-10 13:57:22,435 INFO L280 TraceCheckUtils]: 1: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,435 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1547#true} {1548#false} #470#return; {1548#false} is VALID [2020-07-10 13:57:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:22,439 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1547#true} is VALID [2020-07-10 13:57:22,439 INFO L280 TraceCheckUtils]: 1: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,439 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1547#true} {1548#false} #472#return; {1548#false} is VALID [2020-07-10 13:57:22,444 INFO L263 TraceCheckUtils]: 0: Hoare triple {1547#true} call ULTIMATE.init(); {1574#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:57:22,452 INFO L280 TraceCheckUtils]: 1: Hoare triple {1574#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,453 INFO L280 TraceCheckUtils]: 2: Hoare triple {1552#(= 1 ~systemActive~0)} assume true; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,453 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1552#(= 1 ~systemActive~0)} {1547#true} #476#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,454 INFO L263 TraceCheckUtils]: 4: Hoare triple {1552#(= 1 ~systemActive~0)} call #t~ret72 := main(); {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,455 INFO L280 TraceCheckUtils]: 5: Hoare triple {1552#(= 1 ~systemActive~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,455 INFO L263 TraceCheckUtils]: 6: Hoare triple {1552#(= 1 ~systemActive~0)} call select_helpers(); {1547#true} is VALID [2020-07-10 13:57:22,456 INFO L280 TraceCheckUtils]: 7: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,456 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1547#true} {1552#(= 1 ~systemActive~0)} #390#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,457 INFO L263 TraceCheckUtils]: 9: Hoare triple {1552#(= 1 ~systemActive~0)} call select_features(); {1547#true} is VALID [2020-07-10 13:57:22,457 INFO L280 TraceCheckUtils]: 10: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,458 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1547#true} {1552#(= 1 ~systemActive~0)} #392#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:22,458 INFO L263 TraceCheckUtils]: 12: Hoare triple {1552#(= 1 ~systemActive~0)} call #t~ret71 := valid_product(); {1547#true} is VALID [2020-07-10 13:57:22,459 INFO L280 TraceCheckUtils]: 13: Hoare triple {1547#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:57:22,459 INFO L280 TraceCheckUtils]: 14: Hoare triple {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:57:22,461 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1552#(= 1 ~systemActive~0)} #394#return; {1560#(= |main_#t~ret71| ~systemActive~0)} is VALID [2020-07-10 13:57:22,461 INFO L280 TraceCheckUtils]: 16: Hoare triple {1560#(= |main_#t~ret71| ~systemActive~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {1561#(= main_~tmp~6 ~systemActive~0)} is VALID [2020-07-10 13:57:22,462 INFO L280 TraceCheckUtils]: 17: Hoare triple {1561#(= main_~tmp~6 ~systemActive~0)} assume 0 != ~tmp~6; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,462 INFO L263 TraceCheckUtils]: 18: Hoare triple {1562#(not (= 0 ~systemActive~0))} call setup(); {1547#true} is VALID [2020-07-10 13:57:22,463 INFO L280 TraceCheckUtils]: 19: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,463 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1547#true} {1562#(not (= 0 ~systemActive~0))} #396#return; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,464 INFO L263 TraceCheckUtils]: 21: Hoare triple {1562#(not (= 0 ~systemActive~0))} call runTest(); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,465 INFO L263 TraceCheckUtils]: 22: Hoare triple {1562#(not (= 0 ~systemActive~0))} call test(); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,465 INFO L280 TraceCheckUtils]: 23: Hoare triple {1562#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,466 INFO L280 TraceCheckUtils]: 24: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !false; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,467 INFO L280 TraceCheckUtils]: 25: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,467 INFO L280 TraceCheckUtils]: 26: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp~1 := #t~nondet3;havoc #t~nondet3; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,468 INFO L280 TraceCheckUtils]: 27: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~1); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,469 INFO L280 TraceCheckUtils]: 28: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~tmp___0~1 := #t~nondet4;havoc #t~nondet4; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,469 INFO L280 TraceCheckUtils]: 29: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,470 INFO L280 TraceCheckUtils]: 30: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~tmp___2~0 := #t~nondet5;havoc #t~nondet5; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,471 INFO L280 TraceCheckUtils]: 31: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp___1~1 := #t~nondet6;havoc #t~nondet6; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,471 INFO L280 TraceCheckUtils]: 32: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~1); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,472 INFO L263 TraceCheckUtils]: 33: Hoare triple {1562#(not (= 0 ~systemActive~0))} call timeShift(); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,473 INFO L280 TraceCheckUtils]: 34: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:22,473 INFO L280 TraceCheckUtils]: 35: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1548#false} is VALID [2020-07-10 13:57:22,473 INFO L263 TraceCheckUtils]: 36: Hoare triple {1548#false} call __utac_acc__Specification3_spec__1(); {1548#false} is VALID [2020-07-10 13:57:22,474 INFO L280 TraceCheckUtils]: 37: Hoare triple {1548#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {1548#false} is VALID [2020-07-10 13:57:22,474 INFO L263 TraceCheckUtils]: 38: Hoare triple {1548#false} call #t~ret0 := isMethaneLevelCritical(); {1547#true} is VALID [2020-07-10 13:57:22,474 INFO L280 TraceCheckUtils]: 39: Hoare triple {1547#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1547#true} is VALID [2020-07-10 13:57:22,474 INFO L280 TraceCheckUtils]: 40: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,475 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1547#true} {1548#false} #468#return; {1548#false} is VALID [2020-07-10 13:57:22,475 INFO L280 TraceCheckUtils]: 42: Hoare triple {1548#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1548#false} is VALID [2020-07-10 13:57:22,475 INFO L280 TraceCheckUtils]: 43: Hoare triple {1548#false} assume !(0 != ~tmp~0); {1548#false} is VALID [2020-07-10 13:57:22,475 INFO L263 TraceCheckUtils]: 44: Hoare triple {1548#false} call #t~ret1 := getWaterLevel(); {1547#true} is VALID [2020-07-10 13:57:22,476 INFO L280 TraceCheckUtils]: 45: Hoare triple {1547#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1547#true} is VALID [2020-07-10 13:57:22,476 INFO L280 TraceCheckUtils]: 46: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,476 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1547#true} {1548#false} #470#return; {1548#false} is VALID [2020-07-10 13:57:22,476 INFO L280 TraceCheckUtils]: 48: Hoare triple {1548#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {1548#false} is VALID [2020-07-10 13:57:22,477 INFO L280 TraceCheckUtils]: 49: Hoare triple {1548#false} assume 2 == ~tmp___0~0; {1548#false} is VALID [2020-07-10 13:57:22,477 INFO L263 TraceCheckUtils]: 50: Hoare triple {1548#false} call #t~ret2 := isPumpRunning(); {1547#true} is VALID [2020-07-10 13:57:22,477 INFO L280 TraceCheckUtils]: 51: Hoare triple {1547#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1547#true} is VALID [2020-07-10 13:57:22,477 INFO L280 TraceCheckUtils]: 52: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-10 13:57:22,477 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {1547#true} {1548#false} #472#return; {1548#false} is VALID [2020-07-10 13:57:22,478 INFO L280 TraceCheckUtils]: 54: Hoare triple {1548#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {1548#false} is VALID [2020-07-10 13:57:22,478 INFO L280 TraceCheckUtils]: 55: Hoare triple {1548#false} assume !(0 != ~tmp___1~0); {1548#false} is VALID [2020-07-10 13:57:22,478 INFO L263 TraceCheckUtils]: 56: Hoare triple {1548#false} call __automaton_fail(); {1548#false} is VALID [2020-07-10 13:57:22,478 INFO L280 TraceCheckUtils]: 57: Hoare triple {1548#false} assume !false; {1548#false} is VALID [2020-07-10 13:57:22,491 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 13:57:22,491 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122282938] [2020-07-10 13:57:22,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:22,492 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:57:22,492 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453209791] [2020-07-10 13:57:22,492 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-10 13:57:22,493 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:22,493 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:57:22,570 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:22,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:57:22,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:22,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:57:22,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:57:22,571 INFO L87 Difference]: Start difference. First operand 91 states and 103 transitions. Second operand 8 states. [2020-07-10 13:57:23,314 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:57:24,275 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 13:57:24,683 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:57:25,023 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:57:28,664 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:57:35,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:35,171 INFO L93 Difference]: Finished difference Result 326 states and 401 transitions. [2020-07-10 13:57:35,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 13:57:35,172 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-10 13:57:35,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:57:35,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:57:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 401 transitions. [2020-07-10 13:57:35,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:57:35,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 401 transitions. [2020-07-10 13:57:35,191 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 401 transitions. [2020-07-10 13:57:36,524 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 401 edges. 401 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:36,537 INFO L225 Difference]: With dead ends: 326 [2020-07-10 13:57:36,537 INFO L226 Difference]: Without dead ends: 259 [2020-07-10 13:57:36,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 13:57:36,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-07-10 13:57:38,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 190. [2020-07-10 13:57:38,515 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:57:38,516 INFO L82 GeneralOperation]: Start isEquivalent. First operand 259 states. Second operand 190 states. [2020-07-10 13:57:38,516 INFO L74 IsIncluded]: Start isIncluded. First operand 259 states. Second operand 190 states. [2020-07-10 13:57:38,516 INFO L87 Difference]: Start difference. First operand 259 states. Second operand 190 states. [2020-07-10 13:57:38,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:38,530 INFO L93 Difference]: Finished difference Result 259 states and 315 transitions. [2020-07-10 13:57:38,530 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 315 transitions. [2020-07-10 13:57:38,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:38,532 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:38,532 INFO L74 IsIncluded]: Start isIncluded. First operand 190 states. Second operand 259 states. [2020-07-10 13:57:38,532 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 259 states. [2020-07-10 13:57:38,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:38,549 INFO L93 Difference]: Finished difference Result 259 states and 315 transitions. [2020-07-10 13:57:38,549 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 315 transitions. [2020-07-10 13:57:38,550 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:38,550 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:38,551 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:57:38,551 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:57:38,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-07-10 13:57:38,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 225 transitions. [2020-07-10 13:57:38,559 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 225 transitions. Word has length 58 [2020-07-10 13:57:38,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:57:38,559 INFO L479 AbstractCegarLoop]: Abstraction has 190 states and 225 transitions. [2020-07-10 13:57:38,559 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:57:38,559 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 225 transitions. [2020-07-10 13:57:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-10 13:57:38,561 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:38,562 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] [2020-07-10 13:57:38,562 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 13:57:38,562 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:38,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:38,563 INFO L82 PathProgramCache]: Analyzing trace with hash 2002784121, now seen corresponding path program 1 times [2020-07-10 13:57:38,563 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:38,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564641541] [2020-07-10 13:57:38,563 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:38,922 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:38,990 INFO L280 TraceCheckUtils]: 0: Hoare triple {2862#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:38,991 INFO L280 TraceCheckUtils]: 1: Hoare triple {2839#(= 1 ~waterLevel~0)} assume true; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:38,991 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2839#(= 1 ~waterLevel~0)} {2834#true} #476#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:38,998 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:38,998 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #390#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:39,005 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,005 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #392#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:39,009 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2834#true} is VALID [2020-07-10 13:57:39,010 INFO L280 TraceCheckUtils]: 1: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,010 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #394#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:39,014 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,015 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #396#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:39,018 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,019 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #450#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:39,028 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2834#true} is VALID [2020-07-10 13:57:39,028 INFO L280 TraceCheckUtils]: 1: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,029 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #468#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:39,047 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2863#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:57:39,048 INFO L280 TraceCheckUtils]: 1: Hoare triple {2863#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2863#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:57:39,049 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2863#(= |getWaterLevel_#res| ~waterLevel~0)} {2839#(= 1 ~waterLevel~0)} #470#return; {2857#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-10 13:57:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:39,052 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2834#true} is VALID [2020-07-10 13:57:39,052 INFO L280 TraceCheckUtils]: 1: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,052 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2834#true} {2835#false} #472#return; {2835#false} is VALID [2020-07-10 13:57:39,057 INFO L263 TraceCheckUtils]: 0: Hoare triple {2834#true} call ULTIMATE.init(); {2862#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:57:39,062 INFO L280 TraceCheckUtils]: 1: Hoare triple {2862#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,063 INFO L280 TraceCheckUtils]: 2: Hoare triple {2839#(= 1 ~waterLevel~0)} assume true; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,064 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2839#(= 1 ~waterLevel~0)} {2834#true} #476#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,065 INFO L263 TraceCheckUtils]: 4: Hoare triple {2839#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,065 INFO L280 TraceCheckUtils]: 5: Hoare triple {2839#(= 1 ~waterLevel~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,066 INFO L263 TraceCheckUtils]: 6: Hoare triple {2839#(= 1 ~waterLevel~0)} call select_helpers(); {2834#true} is VALID [2020-07-10 13:57:39,066 INFO L280 TraceCheckUtils]: 7: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,066 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #390#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,067 INFO L263 TraceCheckUtils]: 9: Hoare triple {2839#(= 1 ~waterLevel~0)} call select_features(); {2834#true} is VALID [2020-07-10 13:57:39,067 INFO L280 TraceCheckUtils]: 10: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,068 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #392#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,068 INFO L263 TraceCheckUtils]: 12: Hoare triple {2839#(= 1 ~waterLevel~0)} call #t~ret71 := valid_product(); {2834#true} is VALID [2020-07-10 13:57:39,068 INFO L280 TraceCheckUtils]: 13: Hoare triple {2834#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2834#true} is VALID [2020-07-10 13:57:39,068 INFO L280 TraceCheckUtils]: 14: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,069 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #394#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,070 INFO L280 TraceCheckUtils]: 16: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,070 INFO L280 TraceCheckUtils]: 17: Hoare triple {2839#(= 1 ~waterLevel~0)} assume 0 != ~tmp~6; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,070 INFO L263 TraceCheckUtils]: 18: Hoare triple {2839#(= 1 ~waterLevel~0)} call setup(); {2834#true} is VALID [2020-07-10 13:57:39,071 INFO L280 TraceCheckUtils]: 19: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,071 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #396#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,072 INFO L263 TraceCheckUtils]: 21: Hoare triple {2839#(= 1 ~waterLevel~0)} call runTest(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,072 INFO L263 TraceCheckUtils]: 22: Hoare triple {2839#(= 1 ~waterLevel~0)} call test(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,073 INFO L280 TraceCheckUtils]: 23: Hoare triple {2839#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,074 INFO L280 TraceCheckUtils]: 24: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !false; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,074 INFO L280 TraceCheckUtils]: 25: Hoare triple {2839#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,075 INFO L280 TraceCheckUtils]: 26: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp~1 := #t~nondet3;havoc #t~nondet3; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,075 INFO L280 TraceCheckUtils]: 27: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~1); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,076 INFO L280 TraceCheckUtils]: 28: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~tmp___0~1 := #t~nondet4;havoc #t~nondet4; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,076 INFO L280 TraceCheckUtils]: 29: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,077 INFO L280 TraceCheckUtils]: 30: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~tmp___2~0 := #t~nondet5;havoc #t~nondet5; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,077 INFO L280 TraceCheckUtils]: 31: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp___1~1 := #t~nondet6;havoc #t~nondet6; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,078 INFO L280 TraceCheckUtils]: 32: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___1~1); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,079 INFO L263 TraceCheckUtils]: 33: Hoare triple {2839#(= 1 ~waterLevel~0)} call timeShift(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,079 INFO L280 TraceCheckUtils]: 34: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,080 INFO L280 TraceCheckUtils]: 35: Hoare triple {2839#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,080 INFO L263 TraceCheckUtils]: 36: Hoare triple {2839#(= 1 ~waterLevel~0)} call processEnvironment(); {2834#true} is VALID [2020-07-10 13:57:39,080 INFO L280 TraceCheckUtils]: 37: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,081 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #450#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,082 INFO L263 TraceCheckUtils]: 39: Hoare triple {2839#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,082 INFO L280 TraceCheckUtils]: 40: Hoare triple {2839#(= 1 ~waterLevel~0)} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,083 INFO L263 TraceCheckUtils]: 41: Hoare triple {2839#(= 1 ~waterLevel~0)} call #t~ret0 := isMethaneLevelCritical(); {2834#true} is VALID [2020-07-10 13:57:39,083 INFO L280 TraceCheckUtils]: 42: Hoare triple {2834#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2834#true} is VALID [2020-07-10 13:57:39,083 INFO L280 TraceCheckUtils]: 43: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,084 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #468#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,084 INFO L280 TraceCheckUtils]: 45: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,085 INFO L280 TraceCheckUtils]: 46: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:39,085 INFO L263 TraceCheckUtils]: 47: Hoare triple {2839#(= 1 ~waterLevel~0)} call #t~ret1 := getWaterLevel(); {2834#true} is VALID [2020-07-10 13:57:39,086 INFO L280 TraceCheckUtils]: 48: Hoare triple {2834#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2863#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:57:39,086 INFO L280 TraceCheckUtils]: 49: Hoare triple {2863#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2863#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:57:39,087 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2863#(= |getWaterLevel_#res| ~waterLevel~0)} {2839#(= 1 ~waterLevel~0)} #470#return; {2857#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-10 13:57:39,088 INFO L280 TraceCheckUtils]: 51: Hoare triple {2857#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {2858#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-10 13:57:39,088 INFO L280 TraceCheckUtils]: 52: Hoare triple {2858#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {2835#false} is VALID [2020-07-10 13:57:39,089 INFO L263 TraceCheckUtils]: 53: Hoare triple {2835#false} call #t~ret2 := isPumpRunning(); {2834#true} is VALID [2020-07-10 13:57:39,089 INFO L280 TraceCheckUtils]: 54: Hoare triple {2834#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2834#true} is VALID [2020-07-10 13:57:39,089 INFO L280 TraceCheckUtils]: 55: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-10 13:57:39,089 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2834#true} {2835#false} #472#return; {2835#false} is VALID [2020-07-10 13:57:39,090 INFO L280 TraceCheckUtils]: 57: Hoare triple {2835#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {2835#false} is VALID [2020-07-10 13:57:39,090 INFO L280 TraceCheckUtils]: 58: Hoare triple {2835#false} assume !(0 != ~tmp___1~0); {2835#false} is VALID [2020-07-10 13:57:39,090 INFO L263 TraceCheckUtils]: 59: Hoare triple {2835#false} call __automaton_fail(); {2835#false} is VALID [2020-07-10 13:57:39,090 INFO L280 TraceCheckUtils]: 60: Hoare triple {2835#false} assume !false; {2835#false} is VALID [2020-07-10 13:57:39,098 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 13:57:39,098 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564641541] [2020-07-10 13:57:39,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:39,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-10 13:57:39,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392823394] [2020-07-10 13:57:39,099 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2020-07-10 13:57:39,100 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:39,100 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-10 13:57:39,179 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:39,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-10 13:57:39,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:39,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-10 13:57:39,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-07-10 13:57:39,181 INFO L87 Difference]: Start difference. First operand 190 states and 225 transitions. Second operand 7 states. [2020-07-10 13:57:39,868 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:57:45,989 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:57:46,600 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:57:46,989 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:57:47,422 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:57:49,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:49,626 INFO L93 Difference]: Finished difference Result 537 states and 682 transitions. [2020-07-10 13:57:49,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-10 13:57:49,626 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2020-07-10 13:57:49,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:57:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 13:57:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 297 transitions. [2020-07-10 13:57:49,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 13:57:49,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 297 transitions. [2020-07-10 13:57:49,638 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 297 transitions. [2020-07-10 13:57:50,590 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 297 edges. 297 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:50,605 INFO L225 Difference]: With dead ends: 537 [2020-07-10 13:57:50,606 INFO L226 Difference]: Without dead ends: 371 [2020-07-10 13:57:50,608 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-07-10 13:57:50,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2020-07-10 13:57:54,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 349. [2020-07-10 13:57:54,015 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:57:54,015 INFO L82 GeneralOperation]: Start isEquivalent. First operand 371 states. Second operand 349 states. [2020-07-10 13:57:54,016 INFO L74 IsIncluded]: Start isIncluded. First operand 371 states. Second operand 349 states. [2020-07-10 13:57:54,016 INFO L87 Difference]: Start difference. First operand 371 states. Second operand 349 states. [2020-07-10 13:57:54,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:54,034 INFO L93 Difference]: Finished difference Result 371 states and 457 transitions. [2020-07-10 13:57:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 457 transitions. [2020-07-10 13:57:54,036 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:54,036 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:54,036 INFO L74 IsIncluded]: Start isIncluded. First operand 349 states. Second operand 371 states. [2020-07-10 13:57:54,037 INFO L87 Difference]: Start difference. First operand 349 states. Second operand 371 states. [2020-07-10 13:57:54,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:54,055 INFO L93 Difference]: Finished difference Result 371 states and 457 transitions. [2020-07-10 13:57:54,055 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 457 transitions. [2020-07-10 13:57:54,057 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:54,057 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:54,057 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:57:54,057 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:57:54,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2020-07-10 13:57:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 425 transitions. [2020-07-10 13:57:54,075 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 425 transitions. Word has length 61 [2020-07-10 13:57:54,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:57:54,075 INFO L479 AbstractCegarLoop]: Abstraction has 349 states and 425 transitions. [2020-07-10 13:57:54,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-10 13:57:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 425 transitions. [2020-07-10 13:57:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-10 13:57:54,077 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:54,077 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] [2020-07-10 13:57:54,078 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 13:57:54,078 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:54,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:54,078 INFO L82 PathProgramCache]: Analyzing trace with hash 1296160083, now seen corresponding path program 1 times [2020-07-10 13:57:54,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:54,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870015177] [2020-07-10 13:57:54,079 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,418 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,480 INFO L280 TraceCheckUtils]: 0: Hoare triple {4879#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,481 INFO L280 TraceCheckUtils]: 1: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume true; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,481 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4855#(= 0 ~pumpRunning~0)} {4850#true} #476#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,485 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,486 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #390#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,489 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,490 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #392#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,494 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {4850#true} is VALID [2020-07-10 13:57:54,494 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,495 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #394#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,499 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,499 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #396#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,512 INFO L280 TraceCheckUtils]: 0: Hoare triple {4880#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4850#true} is VALID [2020-07-10 13:57:54,512 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,512 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4851#false} #448#return; {4851#false} is VALID [2020-07-10 13:57:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,515 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,515 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4850#true} {4851#false} #450#return; {4851#false} is VALID [2020-07-10 13:57:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,518 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4850#true} is VALID [2020-07-10 13:57:54,518 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,518 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4851#false} #468#return; {4851#false} is VALID [2020-07-10 13:57:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,522 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {4850#true} is VALID [2020-07-10 13:57:54,522 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,522 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4851#false} #470#return; {4851#false} is VALID [2020-07-10 13:57:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:54,525 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4850#true} is VALID [2020-07-10 13:57:54,526 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,526 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4851#false} #472#return; {4851#false} is VALID [2020-07-10 13:57:54,531 INFO L263 TraceCheckUtils]: 0: Hoare triple {4850#true} call ULTIMATE.init(); {4879#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:57:54,537 INFO L280 TraceCheckUtils]: 1: Hoare triple {4879#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~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~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,538 INFO L280 TraceCheckUtils]: 2: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume true; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,539 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4855#(= 0 ~pumpRunning~0)} {4850#true} #476#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,539 INFO L263 TraceCheckUtils]: 4: Hoare triple {4855#(= 0 ~pumpRunning~0)} call #t~ret72 := main(); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,540 INFO L280 TraceCheckUtils]: 5: Hoare triple {4855#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,540 INFO L263 TraceCheckUtils]: 6: Hoare triple {4855#(= 0 ~pumpRunning~0)} call select_helpers(); {4850#true} is VALID [2020-07-10 13:57:54,540 INFO L280 TraceCheckUtils]: 7: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,541 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #390#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,541 INFO L263 TraceCheckUtils]: 9: Hoare triple {4855#(= 0 ~pumpRunning~0)} call select_features(); {4850#true} is VALID [2020-07-10 13:57:54,541 INFO L280 TraceCheckUtils]: 10: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,542 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #392#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,542 INFO L263 TraceCheckUtils]: 12: Hoare triple {4855#(= 0 ~pumpRunning~0)} call #t~ret71 := valid_product(); {4850#true} is VALID [2020-07-10 13:57:54,542 INFO L280 TraceCheckUtils]: 13: Hoare triple {4850#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {4850#true} is VALID [2020-07-10 13:57:54,543 INFO L280 TraceCheckUtils]: 14: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,543 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #394#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,544 INFO L280 TraceCheckUtils]: 16: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,544 INFO L280 TraceCheckUtils]: 17: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~6; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,545 INFO L263 TraceCheckUtils]: 18: Hoare triple {4855#(= 0 ~pumpRunning~0)} call setup(); {4850#true} is VALID [2020-07-10 13:57:54,545 INFO L280 TraceCheckUtils]: 19: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,545 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #396#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,546 INFO L263 TraceCheckUtils]: 21: Hoare triple {4855#(= 0 ~pumpRunning~0)} call runTest(); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,547 INFO L263 TraceCheckUtils]: 22: Hoare triple {4855#(= 0 ~pumpRunning~0)} call test(); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,547 INFO L280 TraceCheckUtils]: 23: Hoare triple {4855#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,548 INFO L280 TraceCheckUtils]: 24: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !false; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,548 INFO L280 TraceCheckUtils]: 25: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,549 INFO L280 TraceCheckUtils]: 26: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp~1 := #t~nondet3;havoc #t~nondet3; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,549 INFO L280 TraceCheckUtils]: 27: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~1); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,550 INFO L280 TraceCheckUtils]: 28: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~tmp___0~1 := #t~nondet4;havoc #t~nondet4; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,551 INFO L280 TraceCheckUtils]: 29: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,551 INFO L280 TraceCheckUtils]: 30: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~tmp___2~0 := #t~nondet5;havoc #t~nondet5; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,552 INFO L280 TraceCheckUtils]: 31: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp___1~1 := #t~nondet6;havoc #t~nondet6; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,552 INFO L280 TraceCheckUtils]: 32: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___1~1); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,553 INFO L263 TraceCheckUtils]: 33: Hoare triple {4855#(= 0 ~pumpRunning~0)} call timeShift(); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:57:54,554 INFO L280 TraceCheckUtils]: 34: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {4851#false} is VALID [2020-07-10 13:57:54,554 INFO L263 TraceCheckUtils]: 35: Hoare triple {4851#false} call lowerWaterLevel(); {4880#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 13:57:54,554 INFO L280 TraceCheckUtils]: 36: Hoare triple {4880#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4850#true} is VALID [2020-07-10 13:57:54,554 INFO L280 TraceCheckUtils]: 37: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,554 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {4850#true} {4851#false} #448#return; {4851#false} is VALID [2020-07-10 13:57:54,555 INFO L280 TraceCheckUtils]: 39: Hoare triple {4851#false} assume 0 != ~systemActive~0; {4851#false} is VALID [2020-07-10 13:57:54,555 INFO L263 TraceCheckUtils]: 40: Hoare triple {4851#false} call processEnvironment(); {4850#true} is VALID [2020-07-10 13:57:54,555 INFO L280 TraceCheckUtils]: 41: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,555 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4850#true} {4851#false} #450#return; {4851#false} is VALID [2020-07-10 13:57:54,555 INFO L263 TraceCheckUtils]: 43: Hoare triple {4851#false} call __utac_acc__Specification3_spec__1(); {4851#false} is VALID [2020-07-10 13:57:54,556 INFO L280 TraceCheckUtils]: 44: Hoare triple {4851#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {4851#false} is VALID [2020-07-10 13:57:54,556 INFO L263 TraceCheckUtils]: 45: Hoare triple {4851#false} call #t~ret0 := isMethaneLevelCritical(); {4850#true} is VALID [2020-07-10 13:57:54,556 INFO L280 TraceCheckUtils]: 46: Hoare triple {4850#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4850#true} is VALID [2020-07-10 13:57:54,556 INFO L280 TraceCheckUtils]: 47: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,557 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {4850#true} {4851#false} #468#return; {4851#false} is VALID [2020-07-10 13:57:54,557 INFO L280 TraceCheckUtils]: 49: Hoare triple {4851#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {4851#false} is VALID [2020-07-10 13:57:54,557 INFO L280 TraceCheckUtils]: 50: Hoare triple {4851#false} assume !(0 != ~tmp~0); {4851#false} is VALID [2020-07-10 13:57:54,557 INFO L263 TraceCheckUtils]: 51: Hoare triple {4851#false} call #t~ret1 := getWaterLevel(); {4850#true} is VALID [2020-07-10 13:57:54,557 INFO L280 TraceCheckUtils]: 52: Hoare triple {4850#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {4850#true} is VALID [2020-07-10 13:57:54,558 INFO L280 TraceCheckUtils]: 53: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,558 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {4850#true} {4851#false} #470#return; {4851#false} is VALID [2020-07-10 13:57:54,558 INFO L280 TraceCheckUtils]: 55: Hoare triple {4851#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {4851#false} is VALID [2020-07-10 13:57:54,558 INFO L280 TraceCheckUtils]: 56: Hoare triple {4851#false} assume 2 == ~tmp___0~0; {4851#false} is VALID [2020-07-10 13:57:54,558 INFO L263 TraceCheckUtils]: 57: Hoare triple {4851#false} call #t~ret2 := isPumpRunning(); {4850#true} is VALID [2020-07-10 13:57:54,559 INFO L280 TraceCheckUtils]: 58: Hoare triple {4850#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4850#true} is VALID [2020-07-10 13:57:54,559 INFO L280 TraceCheckUtils]: 59: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-10 13:57:54,559 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4850#true} {4851#false} #472#return; {4851#false} is VALID [2020-07-10 13:57:54,559 INFO L280 TraceCheckUtils]: 61: Hoare triple {4851#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {4851#false} is VALID [2020-07-10 13:57:54,560 INFO L280 TraceCheckUtils]: 62: Hoare triple {4851#false} assume !(0 != ~tmp___1~0); {4851#false} is VALID [2020-07-10 13:57:54,560 INFO L263 TraceCheckUtils]: 63: Hoare triple {4851#false} call __automaton_fail(); {4851#false} is VALID [2020-07-10 13:57:54,560 INFO L280 TraceCheckUtils]: 64: Hoare triple {4851#false} assume !false; {4851#false} is VALID [2020-07-10 13:57:54,567 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 13:57:54,568 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870015177] [2020-07-10 13:57:54,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:54,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 13:57:54,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810865442] [2020-07-10 13:57:54,569 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-07-10 13:57:54,569 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:54,569 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 13:57:54,653 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:54,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 13:57:54,653 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:54,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 13:57:54,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-10 13:57:54,654 INFO L87 Difference]: Start difference. First operand 349 states and 425 transitions. Second operand 5 states. [2020-07-10 13:57:55,215 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:58:00,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:00,559 INFO L93 Difference]: Finished difference Result 642 states and 802 transitions. [2020-07-10 13:58:00,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-10 13:58:00,559 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-07-10 13:58:00,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:58:00,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 13:58:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 227 transitions. [2020-07-10 13:58:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 13:58:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 227 transitions. [2020-07-10 13:58:00,570 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 227 transitions. [2020-07-10 13:58:01,282 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 227 edges. 227 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:01,292 INFO L225 Difference]: With dead ends: 642 [2020-07-10 13:58:01,292 INFO L226 Difference]: Without dead ends: 317 [2020-07-10 13:58:01,294 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-10 13:58:01,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-07-10 13:58:04,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 303. [2020-07-10 13:58:04,467 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:58:04,467 INFO L82 GeneralOperation]: Start isEquivalent. First operand 317 states. Second operand 303 states. [2020-07-10 13:58:04,468 INFO L74 IsIncluded]: Start isIncluded. First operand 317 states. Second operand 303 states. [2020-07-10 13:58:04,468 INFO L87 Difference]: Start difference. First operand 317 states. Second operand 303 states. [2020-07-10 13:58:04,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:04,480 INFO L93 Difference]: Finished difference Result 317 states and 377 transitions. [2020-07-10 13:58:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 377 transitions. [2020-07-10 13:58:04,482 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:58:04,482 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:58:04,482 INFO L74 IsIncluded]: Start isIncluded. First operand 303 states. Second operand 317 states. [2020-07-10 13:58:04,482 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 317 states. [2020-07-10 13:58:04,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:04,493 INFO L93 Difference]: Finished difference Result 317 states and 377 transitions. [2020-07-10 13:58:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 377 transitions. [2020-07-10 13:58:04,495 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:58:04,495 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:58:04,495 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:58:04,495 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:58:04,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2020-07-10 13:58:04,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 354 transitions. [2020-07-10 13:58:04,505 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 354 transitions. Word has length 65 [2020-07-10 13:58:04,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:58:04,506 INFO L479 AbstractCegarLoop]: Abstraction has 303 states and 354 transitions. [2020-07-10 13:58:04,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 13:58:04,506 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 354 transitions. [2020-07-10 13:58:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-10 13:58:04,508 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:58:04,508 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] [2020-07-10 13:58:04,508 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 13:58:04,508 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:58:04,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:58:04,509 INFO L82 PathProgramCache]: Analyzing trace with hash -423236225, now seen corresponding path program 1 times [2020-07-10 13:58:04,509 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:58:04,509 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193976665] [2020-07-10 13:58:04,509 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:58:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:58:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:58:04,684 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 13:58:04,685 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 13:58:04,685 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-10 13:58:04,804 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:58:04,805 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseENTRY has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 13:58:04,806 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 13:58:04,807 WARN L170 areAnnotationChecker]: processEnvironmentFINAL has no Hoare annotation [2020-07-10 13:58:04,807 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 13:58:04,807 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 13:58:04,807 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 13:58:04,807 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 13:58:04,807 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 13:58:04,807 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 13:58:04,807 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 13:58:04,808 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:58:04,809 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:58:04,809 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:58:04,809 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:58:04,809 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 13:58:04,809 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-10 13:58:04,809 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:58:04,809 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:58:04,809 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:58:04,810 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:58:04,810 WARN L170 areAnnotationChecker]: L501-2 has no Hoare annotation [2020-07-10 13:58:04,810 WARN L170 areAnnotationChecker]: L501-2 has no Hoare annotation [2020-07-10 13:58:04,810 WARN L170 areAnnotationChecker]: L501-2 has no Hoare annotation [2020-07-10 13:58:04,810 WARN L170 areAnnotationChecker]: L558-2 has no Hoare annotation [2020-07-10 13:58:04,810 WARN L170 areAnnotationChecker]: L558-2 has no Hoare annotation [2020-07-10 13:58:04,810 WARN L170 areAnnotationChecker]: L558-2 has no Hoare annotation [2020-07-10 13:58:04,810 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: L826 has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: L826 has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: L286 has no Hoare annotation [2020-07-10 13:58:04,811 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseFINAL has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-10 13:58:04,812 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 13:58:04,813 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: L618 has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: L618 has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: L336-1 has no Hoare annotation [2020-07-10 13:58:04,814 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-10 13:58:04,815 WARN L170 areAnnotationChecker]: L312-1 has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: L324-1 has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: L523 has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: L502 has no Hoare annotation [2020-07-10 13:58:04,816 WARN L170 areAnnotationChecker]: L584 has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: L584 has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: L868-1 has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: L868-1 has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: L827 has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: L827 has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 13:58:04,817 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseEXIT has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: L253-2 has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: L757-1 has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 13:58:04,818 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-10 13:58:04,819 WARN L170 areAnnotationChecker]: L711-1 has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: L361-2 has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: L623 has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: L623 has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: L206-1 has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:58:04,820 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: L51-1 has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: L797-1 has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: L874-1 has no Hoare annotation [2020-07-10 13:58:04,821 WARN L170 areAnnotationChecker]: L874-1 has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: L507 has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: L507 has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-10 13:58:04,822 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: L212-1 has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-10 13:58:04,823 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: L872-1 has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 13:58:04,824 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L577-1 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L114-1 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L57-1 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-10 13:58:04,825 WARN L170 areAnnotationChecker]: L801-2 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: L801-2 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: L801-2 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: L832 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: L832 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: L104-1 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-10 13:58:04,826 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: L507-1 has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: L564-1 has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: L872 has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: L872 has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-10 13:58:04,827 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: L265-2 has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:04,828 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: L643-2 has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: L643-2 has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: L643-2 has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-10 13:58:04,829 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-10 13:58:04,830 WARN L170 areAnnotationChecker]: L816 has no Hoare annotation [2020-07-10 13:58:04,831 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-10 13:58:04,831 WARN L170 areAnnotationChecker]: L833 has no Hoare annotation [2020-07-10 13:58:04,831 WARN L170 areAnnotationChecker]: L833 has no Hoare annotation [2020-07-10 13:58:04,831 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-10 13:58:04,831 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-10 13:58:04,831 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 13:58:04,831 WARN L170 areAnnotationChecker]: L659-1 has no Hoare annotation [2020-07-10 13:58:04,831 WARN L170 areAnnotationChecker]: L675-1 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-10 13:58:04,832 WARN L170 areAnnotationChecker]: L276 has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: L276 has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-10 13:58:04,833 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L276-1 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L683 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L683 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-10 13:58:04,834 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-10 13:58:04,835 WARN L170 areAnnotationChecker]: L831 has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: L831 has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: L839 has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: L839 has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-10 13:58:04,836 WARN L170 areAnnotationChecker]: L645 has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: L805-1 has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: L805-1 has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:04,837 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:04,838 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:04,838 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:04,838 WARN L170 areAnnotationChecker]: L659 has no Hoare annotation [2020-07-10 13:58:04,838 WARN L170 areAnnotationChecker]: L659 has no Hoare annotation [2020-07-10 13:58:04,838 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 13:58:04,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 01:58:04 BoogieIcfgContainer [2020-07-10 13:58:04,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 13:58:04,844 INFO L168 Benchmark]: Toolchain (without parser) took 59345.82 ms. Allocated memory was 145.2 MB in the beginning and 690.0 MB in the end (delta: 544.7 MB). Free memory was 102.0 MB in the beginning and 154.1 MB in the end (delta: -52.1 MB). Peak memory consumption was 492.6 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:04,844 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 13:58:04,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.29 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 171.0 MB in the end (delta: -69.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:04,846 INFO L168 Benchmark]: Boogie Preprocessor took 110.75 ms. Allocated memory is still 202.9 MB. Free memory was 171.0 MB in the beginning and 165.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:04,847 INFO L168 Benchmark]: RCFGBuilder took 1710.67 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 165.6 MB in the beginning and 101.7 MB in the end (delta: 63.9 MB). Peak memory consumption was 96.9 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:04,847 INFO L168 Benchmark]: TraceAbstraction took 56821.18 ms. Allocated memory was 235.9 MB in the beginning and 690.0 MB in the end (delta: 454.0 MB). Free memory was 101.7 MB in the beginning and 154.1 MB in the end (delta: -52.4 MB). Peak memory consumption was 401.6 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:04,850 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 0.56 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.29 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 171.0 MB in the end (delta: -69.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.75 ms. Allocated memory is still 202.9 MB. Free memory was 171.0 MB in the beginning and 165.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1710.67 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 165.6 MB in the beginning and 101.7 MB in the end (delta: 63.9 MB). Peak memory consumption was 96.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 56821.18 ms. Allocated memory was 235.9 MB in the beginning and 690.0 MB in the end (delta: 454.0 MB). Free memory was 101.7 MB in the beginning and 154.1 MB in the end (delta: -52.4 MB). Peak memory consumption was 401.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 890]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L158] int pumpRunning = 0; [L159] int systemActive = 1; [L306] int waterLevel = 1; [L307] int methaneLevelCritical = 0; [L593] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L790] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=167, \old(head)=176, \old(head)=161, \old(methaneLevelCritical)=147, \old(pumpRunning)=138, \old(systemActive)=137, \old(waterLevel)=144, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L863] int retValue_acc ; [L864] 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] [L868] 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] [L869] 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] [L870] 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] [L415] int retValue_acc ; [L418] retValue_acc = 1 [L419] 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] [L870] 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] [L870] tmp = valid_product() [L872] 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] [L874] 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] [L875] 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] [L857] 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] [L85] int splverifierCounter ; [L86] int tmp ; [L87] int tmp___0 ; [L88] int tmp___1 ; [L89] int tmp___2 ; [L92] 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] [L94] 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] [L96] 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] [L102] tmp = __VERIFIER_nondet_int() [L104] 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] [L106] 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] [L324] COND TRUE waterLevel < 2 [L325] 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] [L106] 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] [L112] tmp___0 = __VERIFIER_nondet_int() [L114] 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] [L122] tmp___2 = __VERIFIER_nondet_int() [L124] COND FALSE !(\read(tmp___2)) [L130] tmp___1 = __VERIFIER_nondet_int() [L132] COND FALSE !(\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=0, tmp___2=0, waterLevel=2] [L141] 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=1, waterLevel=2] [L165] 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=1, waterLevel=2] [L172] COND TRUE \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=1, waterLevel=2] [L174] FCALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L180] 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=1, waterLevel=2] [L45] int tmp ; [L46] int tmp___0 ; [L47] 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=1, waterLevel=2] [L51] 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=1, waterLevel=2] [L345] int retValue_acc ; [L348] retValue_acc = methaneLevelCritical [L349] 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=1, waterLevel=2] [L51] 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=1, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] 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=1, tmp=0, waterLevel=2] [L57] 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=1, waterLevel=2] [L377] int retValue_acc ; [L380] retValue_acc = waterLevel [L381] 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=1, waterLevel=2] [L57] 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=1, tmp=0, waterLevel=2] [L57] tmp___0 = getWaterLevel() [L59] 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=1, tmp=0, tmp___0=2, waterLevel=2] [L61] 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=1, waterLevel=2] [L238] int retValue_acc ; [L241] retValue_acc = pumpRunning [L242] 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=1, waterLevel=2] [L61] 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=1, tmp=0, tmp___0=2, waterLevel=2] [L61] tmp___1 = isPumpRunning() [L63] 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=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L67] 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=1, waterLevel=2] [L890] __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=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 56.5s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 41.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 644 SDslu, 342 SDs, 0 SdLazy, 1355 SolverSat, 382 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=349occurred 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: 10.8s AutomataMinimizationTime, 5 MinimizatonAttempts, 160 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 354 NumberOfCodeBlocks, 354 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 284 ConstructedInterpolants, 0 QuantifiedInterpolants, 80396 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...