/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_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 14:01:39,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:01:39,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:01:39,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:01:39,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:01:39,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:01:39,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:01:39,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:01:39,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:01:39,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:01:39,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:01:39,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:01:39,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:01:39,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:01:39,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:01:39,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:01:39,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:01:39,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:01:39,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:01:39,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:01:39,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:01:39,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:01:39,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:01:39,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:01:39,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 14:01:39,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 14:01:39,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 14:01:39,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 14:01:39,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 14:01:39,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 14:01:39,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 14:01:39,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 14:01:39,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 14:01:39,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 14:01:39,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 14:01:39,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 14:01:39,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 14:01:39,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 14:01:39,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:01:39,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:01:39,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:01:39,253 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 14:01:39,267 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:01:39,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:01:39,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:01:39,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:01:39,269 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:01:39,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:01:39,270 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:01:39,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:01:39,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:01:39,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:01:39,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:01:39,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:01:39,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:01:39,271 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:01:39,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:01:39,271 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:01:39,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:01:39,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:01:39,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:01:39,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:01:39,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:01:39,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:01:39,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:01:39,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:01:39,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:01:39,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:01:39,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:01:39,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:01:39,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:01:39,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:01:39,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:01:39,638 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:01:39,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:01:39,643 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:01:39,643 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:01:39,644 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product59.cil.c [2020-07-10 14:01:39,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c530595d8/31215745e242494094745a7f5bc2f5b4/FLAGc21c197ab [2020-07-10 14:01:40,166 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:01:40,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product59.cil.c [2020-07-10 14:01:40,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c530595d8/31215745e242494094745a7f5bc2f5b4/FLAGc21c197ab [2020-07-10 14:01:40,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c530595d8/31215745e242494094745a7f5bc2f5b4 [2020-07-10 14:01:40,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:01:40,497 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:01:40,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:01:40,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:01:40,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:01:40,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:01:40" (1/1) ... [2020-07-10 14:01:40,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9a812e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:40, skipping insertion in model container [2020-07-10 14:01:40,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:01:40" (1/1) ... [2020-07-10 14:01:40,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:01:40,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:01:41,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:01:41,146 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:01:41,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:01:41,275 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:01:41,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41 WrapperNode [2020-07-10 14:01:41,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:01:41,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:01:41,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:01:41,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:01:41,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (1/1) ... [2020-07-10 14:01:41,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (1/1) ... [2020-07-10 14:01:41,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (1/1) ... [2020-07-10 14:01:41,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (1/1) ... [2020-07-10 14:01:41,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (1/1) ... [2020-07-10 14:01:41,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (1/1) ... [2020-07-10 14:01:41,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (1/1) ... [2020-07-10 14:01:41,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:01:41,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:01:41,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:01:41,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:01:41,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (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 14:01:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:01:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:01:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 14:01:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 14:01:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 14:01:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 14:01:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 14:01:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 14:01:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 14:01:41,469 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 14:01:41,469 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 14:01:41,469 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 14:01:41,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 14:01:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 14:01:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 14:01:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-10 14:01:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-10 14:01:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 14:01:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 14:01:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 14:01:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 14:01:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:01:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 14:01:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 14:01:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 14:01:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 14:01:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 14:01:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 14:01:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 14:01:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 14:01:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-10 14:01:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-10 14:01:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 14:01:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-10 14:01:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 14:01:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 14:01:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 14:01:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 14:01:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 14:01:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-10 14:01:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-10 14:01:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 14:01:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:01:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 14:01:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 14:01:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 14:01:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 14:01:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 14:01:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 14:01:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 14:01:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 14:01:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 14:01:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 14:01:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 14:01:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 14:01:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 14:01:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 14:01:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 14:01:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 14:01:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 14:01:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 14:01:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 14:01:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 14:01:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 14:01:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 14:01:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 14:01:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 14:01:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 14:01:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-10 14:01:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-10 14:01:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 14:01:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 14:01:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 14:01:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 14:01:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 14:01:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 14:01:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 14:01:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 14:01:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 14:01:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 14:01:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:01:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 14:01:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 14:01:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 14:01:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 14:01:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 14:01:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 14:01:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 14:01:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 14:01:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-10 14:01:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-10 14:01:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-10 14:01:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-10 14:01:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-10 14:01:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 14:01:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:01:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 14:01:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:01:43,252 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:01:43,253 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 14:01:43,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:01:43 BoogieIcfgContainer [2020-07-10 14:01:43,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:01:43,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:01:43,261 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:01:43,264 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:01:43,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:01:40" (1/3) ... [2020-07-10 14:01:43,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c7eaec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:01:43, skipping insertion in model container [2020-07-10 14:01:43,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:41" (2/3) ... [2020-07-10 14:01:43,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c7eaec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:01:43, skipping insertion in model container [2020-07-10 14:01:43,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:01:43" (3/3) ... [2020-07-10 14:01:43,268 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product59.cil.c [2020-07-10 14:01:43,279 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:01:43,288 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:01:43,303 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:01:43,325 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:01:43,326 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:01:43,326 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:01:43,326 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:01:43,327 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:01:43,327 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:01:43,327 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:01:43,327 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:01:43,352 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2020-07-10 14:01:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 14:01:43,364 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:01:43,365 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 14:01:43,366 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:01:43,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:01:43,372 INFO L82 PathProgramCache]: Analyzing trace with hash 2059475727, now seen corresponding path program 1 times [2020-07-10 14:01:43,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:01:43,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481296352] [2020-07-10 14:01:43,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:01:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,127 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:01:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,269 INFO L280 TraceCheckUtils]: 0: Hoare triple {221#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {198#true} is VALID [2020-07-10 14:01:44,270 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,270 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {198#true} #559#return; {198#true} is VALID [2020-07-10 14:01:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,283 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,285 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {198#true} {198#true} #455#return; {198#true} is VALID [2020-07-10 14:01:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,294 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,295 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {198#true} {198#true} #457#return; {198#true} is VALID [2020-07-10 14:01:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,305 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {198#true} is VALID [2020-07-10 14:01:44,306 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,306 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {198#true} #459#return; {198#true} is VALID [2020-07-10 14:01:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,313 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,314 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {198#true} {198#true} #461#return; {198#true} is VALID [2020-07-10 14:01:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,319 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {198#true} is VALID [2020-07-10 14:01:44,319 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,320 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {199#false} #551#return; {199#false} is VALID [2020-07-10 14:01:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,326 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {198#true} is VALID [2020-07-10 14:01:44,326 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,326 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {199#false} #553#return; {199#false} is VALID [2020-07-10 14:01:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:44,333 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {198#true} is VALID [2020-07-10 14:01:44,333 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,334 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {199#false} #555#return; {199#false} is VALID [2020-07-10 14:01:44,340 INFO L263 TraceCheckUtils]: 0: Hoare triple {198#true} call ULTIMATE.init(); {221#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 14:01:44,341 INFO L280 TraceCheckUtils]: 1: Hoare triple {221#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {198#true} is VALID [2020-07-10 14:01:44,341 INFO L280 TraceCheckUtils]: 2: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,342 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {198#true} {198#true} #559#return; {198#true} is VALID [2020-07-10 14:01:44,342 INFO L263 TraceCheckUtils]: 4: Hoare triple {198#true} call #t~ret76 := main(); {198#true} is VALID [2020-07-10 14:01:44,342 INFO L280 TraceCheckUtils]: 5: Hoare triple {198#true} havoc ~retValue_acc~7;havoc ~tmp~3; {198#true} is VALID [2020-07-10 14:01:44,343 INFO L263 TraceCheckUtils]: 6: Hoare triple {198#true} call select_helpers(); {198#true} is VALID [2020-07-10 14:01:44,343 INFO L280 TraceCheckUtils]: 7: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,343 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {198#true} {198#true} #455#return; {198#true} is VALID [2020-07-10 14:01:44,344 INFO L263 TraceCheckUtils]: 9: Hoare triple {198#true} call select_features(); {198#true} is VALID [2020-07-10 14:01:44,344 INFO L280 TraceCheckUtils]: 10: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,345 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {198#true} {198#true} #457#return; {198#true} is VALID [2020-07-10 14:01:44,346 INFO L263 TraceCheckUtils]: 12: Hoare triple {198#true} call #t~ret45 := valid_product(); {198#true} is VALID [2020-07-10 14:01:44,346 INFO L280 TraceCheckUtils]: 13: Hoare triple {198#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {198#true} is VALID [2020-07-10 14:01:44,346 INFO L280 TraceCheckUtils]: 14: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,347 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {198#true} {198#true} #459#return; {198#true} is VALID [2020-07-10 14:01:44,347 INFO L280 TraceCheckUtils]: 16: Hoare triple {198#true} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {198#true} is VALID [2020-07-10 14:01:44,348 INFO L280 TraceCheckUtils]: 17: Hoare triple {198#true} assume 0 != ~tmp~3; {198#true} is VALID [2020-07-10 14:01:44,348 INFO L263 TraceCheckUtils]: 18: Hoare triple {198#true} call setup(); {198#true} is VALID [2020-07-10 14:01:44,348 INFO L280 TraceCheckUtils]: 19: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,349 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {198#true} {198#true} #461#return; {198#true} is VALID [2020-07-10 14:01:44,349 INFO L263 TraceCheckUtils]: 21: Hoare triple {198#true} call runTest(); {198#true} is VALID [2020-07-10 14:01:44,349 INFO L263 TraceCheckUtils]: 22: Hoare triple {198#true} call test(); {198#true} is VALID [2020-07-10 14:01:44,350 INFO L280 TraceCheckUtils]: 23: Hoare triple {198#true} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {198#true} is VALID [2020-07-10 14:01:44,351 INFO L280 TraceCheckUtils]: 24: Hoare triple {198#true} assume !true; {199#false} is VALID [2020-07-10 14:01:44,351 INFO L263 TraceCheckUtils]: 25: Hoare triple {199#false} call cleanup(); {199#false} is VALID [2020-07-10 14:01:44,351 INFO L280 TraceCheckUtils]: 26: Hoare triple {199#false} havoc ~i~0;havoc ~__cil_tmp2~0; {199#false} is VALID [2020-07-10 14:01:44,352 INFO L263 TraceCheckUtils]: 27: Hoare triple {199#false} call timeShift(); {199#false} is VALID [2020-07-10 14:01:44,352 INFO L280 TraceCheckUtils]: 28: Hoare triple {199#false} assume !(0 != ~pumpRunning~0); {199#false} is VALID [2020-07-10 14:01:44,352 INFO L280 TraceCheckUtils]: 29: Hoare triple {199#false} assume !(0 != ~systemActive~0); {199#false} is VALID [2020-07-10 14:01:44,353 INFO L263 TraceCheckUtils]: 30: Hoare triple {199#false} call __utac_acc__Specification3_spec__1(); {199#false} is VALID [2020-07-10 14:01:44,353 INFO L280 TraceCheckUtils]: 31: Hoare triple {199#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {199#false} is VALID [2020-07-10 14:01:44,357 INFO L263 TraceCheckUtils]: 32: Hoare triple {199#false} call #t~ret47 := isMethaneLevelCritical(); {198#true} is VALID [2020-07-10 14:01:44,358 INFO L280 TraceCheckUtils]: 33: Hoare triple {198#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {198#true} is VALID [2020-07-10 14:01:44,358 INFO L280 TraceCheckUtils]: 34: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,359 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {198#true} {199#false} #551#return; {199#false} is VALID [2020-07-10 14:01:44,359 INFO L280 TraceCheckUtils]: 36: Hoare triple {199#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {199#false} is VALID [2020-07-10 14:01:44,360 INFO L280 TraceCheckUtils]: 37: Hoare triple {199#false} assume !(0 != ~tmp~4); {199#false} is VALID [2020-07-10 14:01:44,360 INFO L263 TraceCheckUtils]: 38: Hoare triple {199#false} call #t~ret48 := getWaterLevel(); {198#true} is VALID [2020-07-10 14:01:44,360 INFO L280 TraceCheckUtils]: 39: Hoare triple {198#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {198#true} is VALID [2020-07-10 14:01:44,361 INFO L280 TraceCheckUtils]: 40: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,361 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {198#true} {199#false} #553#return; {199#false} is VALID [2020-07-10 14:01:44,361 INFO L280 TraceCheckUtils]: 42: Hoare triple {199#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {199#false} is VALID [2020-07-10 14:01:44,362 INFO L280 TraceCheckUtils]: 43: Hoare triple {199#false} assume 2 == ~tmp___0~0; {199#false} is VALID [2020-07-10 14:01:44,362 INFO L263 TraceCheckUtils]: 44: Hoare triple {199#false} call #t~ret49 := isPumpRunning(); {198#true} is VALID [2020-07-10 14:01:44,362 INFO L280 TraceCheckUtils]: 45: Hoare triple {198#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {198#true} is VALID [2020-07-10 14:01:44,383 INFO L280 TraceCheckUtils]: 46: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-10 14:01:44,383 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {198#true} {199#false} #555#return; {199#false} is VALID [2020-07-10 14:01:44,383 INFO L280 TraceCheckUtils]: 48: Hoare triple {199#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {199#false} is VALID [2020-07-10 14:01:44,384 INFO L280 TraceCheckUtils]: 49: Hoare triple {199#false} assume !(0 != ~tmp___1~0); {199#false} is VALID [2020-07-10 14:01:44,384 INFO L263 TraceCheckUtils]: 50: Hoare triple {199#false} call __automaton_fail(); {199#false} is VALID [2020-07-10 14:01:44,384 INFO L280 TraceCheckUtils]: 51: Hoare triple {199#false} assume !false; {199#false} is VALID [2020-07-10 14:01:44,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:01:44,394 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481296352] [2020-07-10 14:01:44,395 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:01:44,395 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 14:01:44,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551493449] [2020-07-10 14:01:44,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 14:01:44,406 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:01:44,410 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 14:01:44,498 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 14:01:44,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 14:01:44,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:01:44,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 14:01:44,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 14:01:44,511 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 3 states. [2020-07-10 14:01:49,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:01:49,701 INFO L93 Difference]: Finished difference Result 349 states and 451 transitions. [2020-07-10 14:01:49,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 14:01:49,701 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 14:01:49,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:01:49,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 14:01:49,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 451 transitions. [2020-07-10 14:01:49,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 14:01:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 451 transitions. [2020-07-10 14:01:49,798 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 451 transitions. [2020-07-10 14:01:51,349 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 451 edges. 451 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:01:51,378 INFO L225 Difference]: With dead ends: 349 [2020-07-10 14:01:51,379 INFO L226 Difference]: Without dead ends: 188 [2020-07-10 14:01:51,384 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 14:01:51,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-07-10 14:01:52,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 152. [2020-07-10 14:01:52,969 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:01:52,970 INFO L82 GeneralOperation]: Start isEquivalent. First operand 188 states. Second operand 152 states. [2020-07-10 14:01:52,970 INFO L74 IsIncluded]: Start isIncluded. First operand 188 states. Second operand 152 states. [2020-07-10 14:01:52,971 INFO L87 Difference]: Start difference. First operand 188 states. Second operand 152 states. [2020-07-10 14:01:52,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:01:52,988 INFO L93 Difference]: Finished difference Result 188 states and 235 transitions. [2020-07-10 14:01:52,988 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2020-07-10 14:01:52,992 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:01:52,992 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:01:52,993 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 188 states. [2020-07-10 14:01:52,993 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 188 states. [2020-07-10 14:01:53,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:01:53,006 INFO L93 Difference]: Finished difference Result 188 states and 235 transitions. [2020-07-10 14:01:53,007 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2020-07-10 14:01:53,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:01:53,010 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:01:53,010 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:01:53,010 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:01:53,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-10 14:01:53,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 179 transitions. [2020-07-10 14:01:53,020 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 179 transitions. Word has length 52 [2020-07-10 14:01:53,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:01:53,021 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 179 transitions. [2020-07-10 14:01:53,021 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 14:01:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 179 transitions. [2020-07-10 14:01:53,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 14:01:53,024 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:01:53,024 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 14:01:53,024 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:01:53,024 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:01:53,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:01:53,025 INFO L82 PathProgramCache]: Analyzing trace with hash 342362752, now seen corresponding path program 1 times [2020-07-10 14:01:53,025 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:01:53,026 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811622162] [2020-07-10 14:01:53,026 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:01:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,390 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:01:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,449 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1300#true} is VALID [2020-07-10 14:01:53,450 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,450 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1300#true} #559#return; {1300#true} is VALID [2020-07-10 14:01:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,453 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,453 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1300#true} {1300#true} #455#return; {1300#true} is VALID [2020-07-10 14:01:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,456 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,456 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1300#true} {1300#true} #457#return; {1300#true} is VALID [2020-07-10 14:01:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,459 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {1300#true} is VALID [2020-07-10 14:01:53,460 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,460 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1300#true} #459#return; {1300#true} is VALID [2020-07-10 14:01:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,463 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,463 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1300#true} {1300#true} #461#return; {1300#true} is VALID [2020-07-10 14:01:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,466 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1300#true} is VALID [2020-07-10 14:01:53,466 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,467 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1301#false} #551#return; {1301#false} is VALID [2020-07-10 14:01:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,477 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1300#true} is VALID [2020-07-10 14:01:53,477 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,478 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1301#false} #553#return; {1301#false} is VALID [2020-07-10 14:01:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,487 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {1300#true} is VALID [2020-07-10 14:01:53,488 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,488 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1301#false} #555#return; {1301#false} is VALID [2020-07-10 14:01:53,492 INFO L263 TraceCheckUtils]: 0: Hoare triple {1300#true} call ULTIMATE.init(); {1324#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 14:01:53,493 INFO L280 TraceCheckUtils]: 1: Hoare triple {1324#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1300#true} is VALID [2020-07-10 14:01:53,493 INFO L280 TraceCheckUtils]: 2: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,494 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1300#true} {1300#true} #559#return; {1300#true} is VALID [2020-07-10 14:01:53,494 INFO L263 TraceCheckUtils]: 4: Hoare triple {1300#true} call #t~ret76 := main(); {1300#true} is VALID [2020-07-10 14:01:53,494 INFO L280 TraceCheckUtils]: 5: Hoare triple {1300#true} havoc ~retValue_acc~7;havoc ~tmp~3; {1300#true} is VALID [2020-07-10 14:01:53,495 INFO L263 TraceCheckUtils]: 6: Hoare triple {1300#true} call select_helpers(); {1300#true} is VALID [2020-07-10 14:01:53,495 INFO L280 TraceCheckUtils]: 7: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,495 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1300#true} {1300#true} #455#return; {1300#true} is VALID [2020-07-10 14:01:53,495 INFO L263 TraceCheckUtils]: 9: Hoare triple {1300#true} call select_features(); {1300#true} is VALID [2020-07-10 14:01:53,496 INFO L280 TraceCheckUtils]: 10: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,496 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1300#true} {1300#true} #457#return; {1300#true} is VALID [2020-07-10 14:01:53,496 INFO L263 TraceCheckUtils]: 12: Hoare triple {1300#true} call #t~ret45 := valid_product(); {1300#true} is VALID [2020-07-10 14:01:53,497 INFO L280 TraceCheckUtils]: 13: Hoare triple {1300#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {1300#true} is VALID [2020-07-10 14:01:53,497 INFO L280 TraceCheckUtils]: 14: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,497 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1300#true} {1300#true} #459#return; {1300#true} is VALID [2020-07-10 14:01:53,498 INFO L280 TraceCheckUtils]: 16: Hoare triple {1300#true} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {1300#true} is VALID [2020-07-10 14:01:53,498 INFO L280 TraceCheckUtils]: 17: Hoare triple {1300#true} assume 0 != ~tmp~3; {1300#true} is VALID [2020-07-10 14:01:53,499 INFO L263 TraceCheckUtils]: 18: Hoare triple {1300#true} call setup(); {1300#true} is VALID [2020-07-10 14:01:53,500 INFO L280 TraceCheckUtils]: 19: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,500 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1300#true} {1300#true} #461#return; {1300#true} is VALID [2020-07-10 14:01:53,500 INFO L263 TraceCheckUtils]: 21: Hoare triple {1300#true} call runTest(); {1300#true} is VALID [2020-07-10 14:01:53,501 INFO L263 TraceCheckUtils]: 22: Hoare triple {1300#true} call test(); {1300#true} is VALID [2020-07-10 14:01:53,503 INFO L280 TraceCheckUtils]: 23: Hoare triple {1300#true} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1314#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 14:01:53,508 INFO L280 TraceCheckUtils]: 24: Hoare triple {1314#(= 0 test_~splverifierCounter~0)} assume !false; {1314#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 14:01:53,508 INFO L280 TraceCheckUtils]: 25: Hoare triple {1314#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1301#false} is VALID [2020-07-10 14:01:53,509 INFO L263 TraceCheckUtils]: 26: Hoare triple {1301#false} call cleanup(); {1301#false} is VALID [2020-07-10 14:01:53,509 INFO L280 TraceCheckUtils]: 27: Hoare triple {1301#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1301#false} is VALID [2020-07-10 14:01:53,512 INFO L263 TraceCheckUtils]: 28: Hoare triple {1301#false} call timeShift(); {1301#false} is VALID [2020-07-10 14:01:53,513 INFO L280 TraceCheckUtils]: 29: Hoare triple {1301#false} assume !(0 != ~pumpRunning~0); {1301#false} is VALID [2020-07-10 14:01:53,513 INFO L280 TraceCheckUtils]: 30: Hoare triple {1301#false} assume !(0 != ~systemActive~0); {1301#false} is VALID [2020-07-10 14:01:53,513 INFO L263 TraceCheckUtils]: 31: Hoare triple {1301#false} call __utac_acc__Specification3_spec__1(); {1301#false} is VALID [2020-07-10 14:01:53,513 INFO L280 TraceCheckUtils]: 32: Hoare triple {1301#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {1301#false} is VALID [2020-07-10 14:01:53,514 INFO L263 TraceCheckUtils]: 33: Hoare triple {1301#false} call #t~ret47 := isMethaneLevelCritical(); {1300#true} is VALID [2020-07-10 14:01:53,514 INFO L280 TraceCheckUtils]: 34: Hoare triple {1300#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1300#true} is VALID [2020-07-10 14:01:53,514 INFO L280 TraceCheckUtils]: 35: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,514 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1300#true} {1301#false} #551#return; {1301#false} is VALID [2020-07-10 14:01:53,515 INFO L280 TraceCheckUtils]: 37: Hoare triple {1301#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {1301#false} is VALID [2020-07-10 14:01:53,515 INFO L280 TraceCheckUtils]: 38: Hoare triple {1301#false} assume !(0 != ~tmp~4); {1301#false} is VALID [2020-07-10 14:01:53,517 INFO L263 TraceCheckUtils]: 39: Hoare triple {1301#false} call #t~ret48 := getWaterLevel(); {1300#true} is VALID [2020-07-10 14:01:53,518 INFO L280 TraceCheckUtils]: 40: Hoare triple {1300#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1300#true} is VALID [2020-07-10 14:01:53,518 INFO L280 TraceCheckUtils]: 41: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,518 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1300#true} {1301#false} #553#return; {1301#false} is VALID [2020-07-10 14:01:53,518 INFO L280 TraceCheckUtils]: 43: Hoare triple {1301#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {1301#false} is VALID [2020-07-10 14:01:53,519 INFO L280 TraceCheckUtils]: 44: Hoare triple {1301#false} assume 2 == ~tmp___0~0; {1301#false} is VALID [2020-07-10 14:01:53,519 INFO L263 TraceCheckUtils]: 45: Hoare triple {1301#false} call #t~ret49 := isPumpRunning(); {1300#true} is VALID [2020-07-10 14:01:53,519 INFO L280 TraceCheckUtils]: 46: Hoare triple {1300#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {1300#true} is VALID [2020-07-10 14:01:53,519 INFO L280 TraceCheckUtils]: 47: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-10 14:01:53,520 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1300#true} {1301#false} #555#return; {1301#false} is VALID [2020-07-10 14:01:53,520 INFO L280 TraceCheckUtils]: 49: Hoare triple {1301#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {1301#false} is VALID [2020-07-10 14:01:53,522 INFO L280 TraceCheckUtils]: 50: Hoare triple {1301#false} assume !(0 != ~tmp___1~0); {1301#false} is VALID [2020-07-10 14:01:53,523 INFO L263 TraceCheckUtils]: 51: Hoare triple {1301#false} call __automaton_fail(); {1301#false} is VALID [2020-07-10 14:01:53,523 INFO L280 TraceCheckUtils]: 52: Hoare triple {1301#false} assume !false; {1301#false} is VALID [2020-07-10 14:01:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:01:53,535 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811622162] [2020-07-10 14:01:53,535 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:01:53,535 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 14:01:53,535 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280705116] [2020-07-10 14:01:53,537 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 14:01:53,538 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:01:53,538 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 14:01:53,609 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 14:01:53,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 14:01:53,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:01:53,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 14:01:53,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 14:01:53,611 INFO L87 Difference]: Start difference. First operand 152 states and 179 transitions. Second operand 4 states. [2020-07-10 14:01:54,812 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:01:59,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:01:59,018 INFO L93 Difference]: Finished difference Result 276 states and 334 transitions. [2020-07-10 14:01:59,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:01:59,018 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 14:01:59,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:01:59,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 14:01:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 334 transitions. [2020-07-10 14:01:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 14:01:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 334 transitions. [2020-07-10 14:01:59,040 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 334 transitions. [2020-07-10 14:02:00,160 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 334 edges. 334 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:00,168 INFO L225 Difference]: With dead ends: 276 [2020-07-10 14:02:00,168 INFO L226 Difference]: Without dead ends: 172 [2020-07-10 14:02:00,170 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:02:00,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-07-10 14:02:01,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 143. [2020-07-10 14:02:01,670 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:02:01,671 INFO L82 GeneralOperation]: Start isEquivalent. First operand 172 states. Second operand 143 states. [2020-07-10 14:02:01,671 INFO L74 IsIncluded]: Start isIncluded. First operand 172 states. Second operand 143 states. [2020-07-10 14:02:01,671 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 143 states. [2020-07-10 14:02:01,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:01,692 INFO L93 Difference]: Finished difference Result 172 states and 211 transitions. [2020-07-10 14:02:01,692 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 211 transitions. [2020-07-10 14:02:01,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:01,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:01,694 INFO L74 IsIncluded]: Start isIncluded. First operand 143 states. Second operand 172 states. [2020-07-10 14:02:01,694 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 172 states. [2020-07-10 14:02:01,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:01,706 INFO L93 Difference]: Finished difference Result 172 states and 211 transitions. [2020-07-10 14:02:01,706 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 211 transitions. [2020-07-10 14:02:01,709 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:01,709 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:01,709 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:02:01,709 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:02:01,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-10 14:02:01,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2020-07-10 14:02:01,718 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 53 [2020-07-10 14:02:01,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:02:01,720 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2020-07-10 14:02:01,720 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 14:02:01,720 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2020-07-10 14:02:01,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-10 14:02:01,725 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:02:01,726 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:02:01,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 14:02:01,726 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:02:01,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:02:01,727 INFO L82 PathProgramCache]: Analyzing trace with hash -970398275, now seen corresponding path program 1 times [2020-07-10 14:02:01,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:02:01,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600674148] [2020-07-10 14:02:01,727 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:02:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,135 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:02:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,216 INFO L280 TraceCheckUtils]: 0: Hoare triple {2293#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,216 INFO L280 TraceCheckUtils]: 1: Hoare triple {2271#(= 1 ~systemActive~0)} assume true; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,217 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2271#(= 1 ~systemActive~0)} {2266#true} #559#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,221 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,222 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2266#true} {2271#(= 1 ~systemActive~0)} #455#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,225 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,226 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2266#true} {2271#(= 1 ~systemActive~0)} #457#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,245 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {2294#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:02:02,246 INFO L280 TraceCheckUtils]: 1: Hoare triple {2294#(= 1 |valid_product_#res|)} assume true; {2294#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:02:02,247 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2294#(= 1 |valid_product_#res|)} {2271#(= 1 ~systemActive~0)} #459#return; {2279#(= |main_#t~ret45| ~systemActive~0)} is VALID [2020-07-10 14:02:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,250 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,251 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2266#true} {2281#(not (= 0 ~systemActive~0))} #461#return; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,255 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2266#true} is VALID [2020-07-10 14:02:02,255 INFO L280 TraceCheckUtils]: 1: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,255 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2266#true} {2267#false} #551#return; {2267#false} is VALID [2020-07-10 14:02:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,259 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2266#true} is VALID [2020-07-10 14:02:02,259 INFO L280 TraceCheckUtils]: 1: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,259 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2266#true} {2267#false} #553#return; {2267#false} is VALID [2020-07-10 14:02:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:02,262 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {2266#true} is VALID [2020-07-10 14:02:02,262 INFO L280 TraceCheckUtils]: 1: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,263 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2266#true} {2267#false} #555#return; {2267#false} is VALID [2020-07-10 14:02:02,270 INFO L263 TraceCheckUtils]: 0: Hoare triple {2266#true} call ULTIMATE.init(); {2293#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 14:02:02,282 INFO L280 TraceCheckUtils]: 1: Hoare triple {2293#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,285 INFO L280 TraceCheckUtils]: 2: Hoare triple {2271#(= 1 ~systemActive~0)} assume true; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,285 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2271#(= 1 ~systemActive~0)} {2266#true} #559#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,286 INFO L263 TraceCheckUtils]: 4: Hoare triple {2271#(= 1 ~systemActive~0)} call #t~ret76 := main(); {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,287 INFO L280 TraceCheckUtils]: 5: Hoare triple {2271#(= 1 ~systemActive~0)} havoc ~retValue_acc~7;havoc ~tmp~3; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,287 INFO L263 TraceCheckUtils]: 6: Hoare triple {2271#(= 1 ~systemActive~0)} call select_helpers(); {2266#true} is VALID [2020-07-10 14:02:02,287 INFO L280 TraceCheckUtils]: 7: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,288 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2266#true} {2271#(= 1 ~systemActive~0)} #455#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,288 INFO L263 TraceCheckUtils]: 9: Hoare triple {2271#(= 1 ~systemActive~0)} call select_features(); {2266#true} is VALID [2020-07-10 14:02:02,288 INFO L280 TraceCheckUtils]: 10: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,289 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2266#true} {2271#(= 1 ~systemActive~0)} #457#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:02,289 INFO L263 TraceCheckUtils]: 12: Hoare triple {2271#(= 1 ~systemActive~0)} call #t~ret45 := valid_product(); {2266#true} is VALID [2020-07-10 14:02:02,290 INFO L280 TraceCheckUtils]: 13: Hoare triple {2266#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {2294#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:02:02,290 INFO L280 TraceCheckUtils]: 14: Hoare triple {2294#(= 1 |valid_product_#res|)} assume true; {2294#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:02:02,291 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2294#(= 1 |valid_product_#res|)} {2271#(= 1 ~systemActive~0)} #459#return; {2279#(= |main_#t~ret45| ~systemActive~0)} is VALID [2020-07-10 14:02:02,292 INFO L280 TraceCheckUtils]: 16: Hoare triple {2279#(= |main_#t~ret45| ~systemActive~0)} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {2280#(= main_~tmp~3 ~systemActive~0)} is VALID [2020-07-10 14:02:02,293 INFO L280 TraceCheckUtils]: 17: Hoare triple {2280#(= main_~tmp~3 ~systemActive~0)} assume 0 != ~tmp~3; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,293 INFO L263 TraceCheckUtils]: 18: Hoare triple {2281#(not (= 0 ~systemActive~0))} call setup(); {2266#true} is VALID [2020-07-10 14:02:02,293 INFO L280 TraceCheckUtils]: 19: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,294 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2266#true} {2281#(not (= 0 ~systemActive~0))} #461#return; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,295 INFO L263 TraceCheckUtils]: 21: Hoare triple {2281#(not (= 0 ~systemActive~0))} call runTest(); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,295 INFO L263 TraceCheckUtils]: 22: Hoare triple {2281#(not (= 0 ~systemActive~0))} call test(); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,296 INFO L280 TraceCheckUtils]: 23: Hoare triple {2281#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,296 INFO L280 TraceCheckUtils]: 24: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !false; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,297 INFO L280 TraceCheckUtils]: 25: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,298 INFO L280 TraceCheckUtils]: 26: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp~5 := #t~nondet50;havoc #t~nondet50; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,298 INFO L280 TraceCheckUtils]: 27: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~5); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,299 INFO L280 TraceCheckUtils]: 28: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet51 && #t~nondet51 <= 2147483647;~tmp___0~1 := #t~nondet51;havoc #t~nondet51; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,300 INFO L280 TraceCheckUtils]: 29: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,300 INFO L280 TraceCheckUtils]: 30: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet52 && #t~nondet52 <= 2147483647;~tmp___2~0 := #t~nondet52;havoc #t~nondet52; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,301 INFO L280 TraceCheckUtils]: 31: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,301 INFO L263 TraceCheckUtils]: 32: Hoare triple {2281#(not (= 0 ~systemActive~0))} call timeShift(); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,302 INFO L280 TraceCheckUtils]: 33: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:02,303 INFO L280 TraceCheckUtils]: 34: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2267#false} is VALID [2020-07-10 14:02:02,303 INFO L263 TraceCheckUtils]: 35: Hoare triple {2267#false} call __utac_acc__Specification3_spec__1(); {2267#false} is VALID [2020-07-10 14:02:02,303 INFO L280 TraceCheckUtils]: 36: Hoare triple {2267#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {2267#false} is VALID [2020-07-10 14:02:02,303 INFO L263 TraceCheckUtils]: 37: Hoare triple {2267#false} call #t~ret47 := isMethaneLevelCritical(); {2266#true} is VALID [2020-07-10 14:02:02,304 INFO L280 TraceCheckUtils]: 38: Hoare triple {2266#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2266#true} is VALID [2020-07-10 14:02:02,304 INFO L280 TraceCheckUtils]: 39: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,304 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2266#true} {2267#false} #551#return; {2267#false} is VALID [2020-07-10 14:02:02,304 INFO L280 TraceCheckUtils]: 41: Hoare triple {2267#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {2267#false} is VALID [2020-07-10 14:02:02,305 INFO L280 TraceCheckUtils]: 42: Hoare triple {2267#false} assume !(0 != ~tmp~4); {2267#false} is VALID [2020-07-10 14:02:02,305 INFO L263 TraceCheckUtils]: 43: Hoare triple {2267#false} call #t~ret48 := getWaterLevel(); {2266#true} is VALID [2020-07-10 14:02:02,305 INFO L280 TraceCheckUtils]: 44: Hoare triple {2266#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2266#true} is VALID [2020-07-10 14:02:02,305 INFO L280 TraceCheckUtils]: 45: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,306 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2266#true} {2267#false} #553#return; {2267#false} is VALID [2020-07-10 14:02:02,306 INFO L280 TraceCheckUtils]: 47: Hoare triple {2267#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {2267#false} is VALID [2020-07-10 14:02:02,306 INFO L280 TraceCheckUtils]: 48: Hoare triple {2267#false} assume 2 == ~tmp___0~0; {2267#false} is VALID [2020-07-10 14:02:02,306 INFO L263 TraceCheckUtils]: 49: Hoare triple {2267#false} call #t~ret49 := isPumpRunning(); {2266#true} is VALID [2020-07-10 14:02:02,306 INFO L280 TraceCheckUtils]: 50: Hoare triple {2266#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {2266#true} is VALID [2020-07-10 14:02:02,307 INFO L280 TraceCheckUtils]: 51: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-10 14:02:02,307 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2266#true} {2267#false} #555#return; {2267#false} is VALID [2020-07-10 14:02:02,307 INFO L280 TraceCheckUtils]: 53: Hoare triple {2267#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {2267#false} is VALID [2020-07-10 14:02:02,307 INFO L280 TraceCheckUtils]: 54: Hoare triple {2267#false} assume !(0 != ~tmp___1~0); {2267#false} is VALID [2020-07-10 14:02:02,308 INFO L263 TraceCheckUtils]: 55: Hoare triple {2267#false} call __automaton_fail(); {2267#false} is VALID [2020-07-10 14:02:02,308 INFO L280 TraceCheckUtils]: 56: Hoare triple {2267#false} assume !false; {2267#false} is VALID [2020-07-10 14:02:02,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:02:02,320 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600674148] [2020-07-10 14:02:02,320 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:02:02,321 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 14:02:02,321 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135239868] [2020-07-10 14:02:02,321 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 14:02:02,322 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:02:02,322 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 14:02:02,394 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:02,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 14:02:02,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:02:02,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 14:02:02,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 14:02:02,395 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 8 states. [2020-07-10 14:02:03,101 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:02:04,050 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:04,450 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:04,779 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:08,543 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:02:21,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:21,539 INFO L93 Difference]: Finished difference Result 491 states and 604 transitions. [2020-07-10 14:02:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 14:02:21,539 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 14:02:21,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:02:21,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:02:21,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 604 transitions. [2020-07-10 14:02:21,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:02:21,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 604 transitions. [2020-07-10 14:02:21,565 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 604 transitions. [2020-07-10 14:02:23,748 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 604 edges. 604 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:23,765 INFO L225 Difference]: With dead ends: 491 [2020-07-10 14:02:23,765 INFO L226 Difference]: Without dead ends: 372 [2020-07-10 14:02:23,767 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:02:23,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2020-07-10 14:02:26,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 310. [2020-07-10 14:02:26,992 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:02:26,993 INFO L82 GeneralOperation]: Start isEquivalent. First operand 372 states. Second operand 310 states. [2020-07-10 14:02:26,993 INFO L74 IsIncluded]: Start isIncluded. First operand 372 states. Second operand 310 states. [2020-07-10 14:02:26,993 INFO L87 Difference]: Start difference. First operand 372 states. Second operand 310 states. [2020-07-10 14:02:27,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:27,014 INFO L93 Difference]: Finished difference Result 372 states and 454 transitions. [2020-07-10 14:02:27,014 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 454 transitions. [2020-07-10 14:02:27,016 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:27,016 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:27,016 INFO L74 IsIncluded]: Start isIncluded. First operand 310 states. Second operand 372 states. [2020-07-10 14:02:27,016 INFO L87 Difference]: Start difference. First operand 310 states. Second operand 372 states. [2020-07-10 14:02:27,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:27,036 INFO L93 Difference]: Finished difference Result 372 states and 454 transitions. [2020-07-10 14:02:27,036 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 454 transitions. [2020-07-10 14:02:27,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:27,038 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:27,039 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:02:27,039 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:02:27,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2020-07-10 14:02:27,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 373 transitions. [2020-07-10 14:02:27,054 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 373 transitions. Word has length 57 [2020-07-10 14:02:27,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:02:27,055 INFO L479 AbstractCegarLoop]: Abstraction has 310 states and 373 transitions. [2020-07-10 14:02:27,055 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:02:27,055 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 373 transitions. [2020-07-10 14:02:27,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-10 14:02:27,057 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:02:27,057 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:02:27,057 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 14:02:27,057 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:02:27,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:02:27,058 INFO L82 PathProgramCache]: Analyzing trace with hash -542420815, now seen corresponding path program 1 times [2020-07-10 14:02:27,058 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:02:27,058 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373747978] [2020-07-10 14:02:27,059 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:02:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,475 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:02:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,549 INFO L280 TraceCheckUtils]: 0: Hoare triple {4201#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,549 INFO L280 TraceCheckUtils]: 1: Hoare triple {4176#(= 1 ~waterLevel~0)} assume true; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,550 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4176#(= 1 ~waterLevel~0)} {4171#true} #559#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,554 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,555 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #455#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,563 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,564 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #457#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,572 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {4171#true} is VALID [2020-07-10 14:02:27,572 INFO L280 TraceCheckUtils]: 1: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,573 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #459#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,576 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,577 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #461#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,598 INFO L280 TraceCheckUtils]: 0: Hoare triple {4202#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4171#true} is VALID [2020-07-10 14:02:27,598 INFO L280 TraceCheckUtils]: 1: Hoare triple {4171#true} ~systemActive~0 := 0; {4171#true} is VALID [2020-07-10 14:02:27,598 INFO L280 TraceCheckUtils]: 2: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,599 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #511#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,605 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {4171#true} is VALID [2020-07-10 14:02:27,605 INFO L280 TraceCheckUtils]: 1: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,606 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #551#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {4203#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:02:27,624 INFO L280 TraceCheckUtils]: 1: Hoare triple {4203#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4203#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:02:27,625 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4203#(= |getWaterLevel_#res| ~waterLevel~0)} {4176#(= 1 ~waterLevel~0)} #553#return; {4196#(= 1 |__utac_acc__Specification3_spec__1_#t~ret48|)} is VALID [2020-07-10 14:02:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:27,629 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {4171#true} is VALID [2020-07-10 14:02:27,629 INFO L280 TraceCheckUtils]: 1: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,629 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4171#true} {4172#false} #555#return; {4172#false} is VALID [2020-07-10 14:02:27,634 INFO L263 TraceCheckUtils]: 0: Hoare triple {4171#true} call ULTIMATE.init(); {4201#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 14:02:27,640 INFO L280 TraceCheckUtils]: 1: Hoare triple {4201#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,642 INFO L280 TraceCheckUtils]: 2: Hoare triple {4176#(= 1 ~waterLevel~0)} assume true; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,644 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4176#(= 1 ~waterLevel~0)} {4171#true} #559#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,649 INFO L263 TraceCheckUtils]: 4: Hoare triple {4176#(= 1 ~waterLevel~0)} call #t~ret76 := main(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,652 INFO L280 TraceCheckUtils]: 5: Hoare triple {4176#(= 1 ~waterLevel~0)} havoc ~retValue_acc~7;havoc ~tmp~3; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,653 INFO L263 TraceCheckUtils]: 6: Hoare triple {4176#(= 1 ~waterLevel~0)} call select_helpers(); {4171#true} is VALID [2020-07-10 14:02:27,653 INFO L280 TraceCheckUtils]: 7: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,655 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #455#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,655 INFO L263 TraceCheckUtils]: 9: Hoare triple {4176#(= 1 ~waterLevel~0)} call select_features(); {4171#true} is VALID [2020-07-10 14:02:27,656 INFO L280 TraceCheckUtils]: 10: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,656 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #457#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,657 INFO L263 TraceCheckUtils]: 12: Hoare triple {4176#(= 1 ~waterLevel~0)} call #t~ret45 := valid_product(); {4171#true} is VALID [2020-07-10 14:02:27,657 INFO L280 TraceCheckUtils]: 13: Hoare triple {4171#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {4171#true} is VALID [2020-07-10 14:02:27,657 INFO L280 TraceCheckUtils]: 14: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,658 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #459#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,658 INFO L280 TraceCheckUtils]: 16: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,659 INFO L280 TraceCheckUtils]: 17: Hoare triple {4176#(= 1 ~waterLevel~0)} assume 0 != ~tmp~3; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,659 INFO L263 TraceCheckUtils]: 18: Hoare triple {4176#(= 1 ~waterLevel~0)} call setup(); {4171#true} is VALID [2020-07-10 14:02:27,659 INFO L280 TraceCheckUtils]: 19: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,660 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #461#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,660 INFO L263 TraceCheckUtils]: 21: Hoare triple {4176#(= 1 ~waterLevel~0)} call runTest(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,662 INFO L263 TraceCheckUtils]: 22: Hoare triple {4176#(= 1 ~waterLevel~0)} call test(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,663 INFO L280 TraceCheckUtils]: 23: Hoare triple {4176#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,663 INFO L280 TraceCheckUtils]: 24: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !false; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,664 INFO L280 TraceCheckUtils]: 25: Hoare triple {4176#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,664 INFO L280 TraceCheckUtils]: 26: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp~5 := #t~nondet50;havoc #t~nondet50; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,665 INFO L280 TraceCheckUtils]: 27: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~5); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,666 INFO L280 TraceCheckUtils]: 28: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet51 && #t~nondet51 <= 2147483647;~tmp___0~1 := #t~nondet51;havoc #t~nondet51; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,666 INFO L280 TraceCheckUtils]: 29: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,667 INFO L280 TraceCheckUtils]: 30: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet52 && #t~nondet52 <= 2147483647;~tmp___2~0 := #t~nondet52;havoc #t~nondet52; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,670 INFO L280 TraceCheckUtils]: 31: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet53 && #t~nondet53 <= 2147483647;~tmp___1~1 := #t~nondet53;havoc #t~nondet53; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,670 INFO L280 TraceCheckUtils]: 32: Hoare triple {4176#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,671 INFO L263 TraceCheckUtils]: 33: Hoare triple {4176#(= 1 ~waterLevel~0)} call stopSystem(); {4202#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:02:27,672 INFO L280 TraceCheckUtils]: 34: Hoare triple {4202#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4171#true} is VALID [2020-07-10 14:02:27,672 INFO L280 TraceCheckUtils]: 35: Hoare triple {4171#true} ~systemActive~0 := 0; {4171#true} is VALID [2020-07-10 14:02:27,672 INFO L280 TraceCheckUtils]: 36: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,673 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #511#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,673 INFO L263 TraceCheckUtils]: 38: Hoare triple {4176#(= 1 ~waterLevel~0)} call timeShift(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,674 INFO L280 TraceCheckUtils]: 39: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,675 INFO L280 TraceCheckUtils]: 40: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,676 INFO L263 TraceCheckUtils]: 41: Hoare triple {4176#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,676 INFO L280 TraceCheckUtils]: 42: Hoare triple {4176#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,676 INFO L263 TraceCheckUtils]: 43: Hoare triple {4176#(= 1 ~waterLevel~0)} call #t~ret47 := isMethaneLevelCritical(); {4171#true} is VALID [2020-07-10 14:02:27,677 INFO L280 TraceCheckUtils]: 44: Hoare triple {4171#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {4171#true} is VALID [2020-07-10 14:02:27,677 INFO L280 TraceCheckUtils]: 45: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,679 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #551#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,679 INFO L280 TraceCheckUtils]: 47: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,680 INFO L280 TraceCheckUtils]: 48: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:02:27,680 INFO L263 TraceCheckUtils]: 49: Hoare triple {4176#(= 1 ~waterLevel~0)} call #t~ret48 := getWaterLevel(); {4171#true} is VALID [2020-07-10 14:02:27,681 INFO L280 TraceCheckUtils]: 50: Hoare triple {4171#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {4203#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:02:27,681 INFO L280 TraceCheckUtils]: 51: Hoare triple {4203#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4203#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:02:27,682 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4203#(= |getWaterLevel_#res| ~waterLevel~0)} {4176#(= 1 ~waterLevel~0)} #553#return; {4196#(= 1 |__utac_acc__Specification3_spec__1_#t~ret48|)} is VALID [2020-07-10 14:02:27,683 INFO L280 TraceCheckUtils]: 53: Hoare triple {4196#(= 1 |__utac_acc__Specification3_spec__1_#t~ret48|)} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {4197#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-10 14:02:27,683 INFO L280 TraceCheckUtils]: 54: Hoare triple {4197#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {4172#false} is VALID [2020-07-10 14:02:27,684 INFO L263 TraceCheckUtils]: 55: Hoare triple {4172#false} call #t~ret49 := isPumpRunning(); {4171#true} is VALID [2020-07-10 14:02:27,684 INFO L280 TraceCheckUtils]: 56: Hoare triple {4171#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {4171#true} is VALID [2020-07-10 14:02:27,684 INFO L280 TraceCheckUtils]: 57: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-10 14:02:27,684 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {4171#true} {4172#false} #555#return; {4172#false} is VALID [2020-07-10 14:02:27,684 INFO L280 TraceCheckUtils]: 59: Hoare triple {4172#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {4172#false} is VALID [2020-07-10 14:02:27,685 INFO L280 TraceCheckUtils]: 60: Hoare triple {4172#false} assume !(0 != ~tmp___1~0); {4172#false} is VALID [2020-07-10 14:02:27,685 INFO L263 TraceCheckUtils]: 61: Hoare triple {4172#false} call __automaton_fail(); {4172#false} is VALID [2020-07-10 14:02:27,685 INFO L280 TraceCheckUtils]: 62: Hoare triple {4172#false} assume !false; {4172#false} is VALID [2020-07-10 14:02:27,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:02:27,699 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373747978] [2020-07-10 14:02:27,699 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:02:27,699 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 14:02:27,700 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284570081] [2020-07-10 14:02:27,701 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 14:02:27,701 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:02:27,701 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 14:02:27,778 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:27,778 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 14:02:27,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:02:27,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 14:02:27,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 14:02:27,780 INFO L87 Difference]: Start difference. First operand 310 states and 373 transitions. Second operand 8 states. [2020-07-10 14:02:28,592 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:02:37,260 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:38,551 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:39,042 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:39,551 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:02:46,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:46,935 INFO L93 Difference]: Finished difference Result 958 states and 1241 transitions. [2020-07-10 14:02:46,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 14:02:46,935 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 14:02:46,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:02:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:02:46,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 570 transitions. [2020-07-10 14:02:46,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:02:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 570 transitions. [2020-07-10 14:02:46,962 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 570 transitions. [2020-07-10 14:02:49,137 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 570 edges. 570 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:49,171 INFO L225 Difference]: With dead ends: 958 [2020-07-10 14:02:49,171 INFO L226 Difference]: Without dead ends: 672 [2020-07-10 14:02:49,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-10 14:02:49,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2020-07-10 14:02:55,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 601. [2020-07-10 14:02:55,339 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:02:55,339 INFO L82 GeneralOperation]: Start isEquivalent. First operand 672 states. Second operand 601 states. [2020-07-10 14:02:55,339 INFO L74 IsIncluded]: Start isIncluded. First operand 672 states. Second operand 601 states. [2020-07-10 14:02:55,340 INFO L87 Difference]: Start difference. First operand 672 states. Second operand 601 states. [2020-07-10 14:02:55,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:55,377 INFO L93 Difference]: Finished difference Result 672 states and 852 transitions. [2020-07-10 14:02:55,377 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 852 transitions. [2020-07-10 14:02:55,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:55,380 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:55,380 INFO L74 IsIncluded]: Start isIncluded. First operand 601 states. Second operand 672 states. [2020-07-10 14:02:55,380 INFO L87 Difference]: Start difference. First operand 601 states. Second operand 672 states. [2020-07-10 14:02:55,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:55,415 INFO L93 Difference]: Finished difference Result 672 states and 852 transitions. [2020-07-10 14:02:55,416 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 852 transitions. [2020-07-10 14:02:55,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:55,419 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:55,419 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:02:55,419 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:02:55,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2020-07-10 14:02:55,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 735 transitions. [2020-07-10 14:02:55,450 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 735 transitions. Word has length 63 [2020-07-10 14:02:55,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:02:55,450 INFO L479 AbstractCegarLoop]: Abstraction has 601 states and 735 transitions. [2020-07-10 14:02:55,450 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:02:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 735 transitions. [2020-07-10 14:02:55,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:02:55,453 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:02:55,453 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:02:55,453 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 14:02:55,453 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:02:55,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:02:55,454 INFO L82 PathProgramCache]: Analyzing trace with hash -785539273, now seen corresponding path program 1 times [2020-07-10 14:02:55,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:02:55,454 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607505739] [2020-07-10 14:02:55,454 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:02:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,752 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:02:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,848 INFO L280 TraceCheckUtils]: 0: Hoare triple {7761#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,856 INFO L280 TraceCheckUtils]: 1: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume true; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,857 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7735#(= 0 ~pumpRunning~0)} {7730#true} #559#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,861 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,862 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #455#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,865 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,866 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #457#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,869 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {7730#true} is VALID [2020-07-10 14:02:55,869 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,870 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #459#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,877 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,878 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #461#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,893 INFO L280 TraceCheckUtils]: 0: Hoare triple {7762#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,894 INFO L280 TraceCheckUtils]: 1: Hoare triple {7735#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,894 INFO L280 TraceCheckUtils]: 2: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume true; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,895 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {7735#(= 0 ~pumpRunning~0)} {7735#(= 0 ~pumpRunning~0)} #511#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,908 INFO L280 TraceCheckUtils]: 0: Hoare triple {7763#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7730#true} is VALID [2020-07-10 14:02:55,908 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,908 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7731#false} #523#return; {7731#false} is VALID [2020-07-10 14:02:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,917 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {7730#true} is VALID [2020-07-10 14:02:55,917 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,917 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7731#false} #551#return; {7731#false} is VALID [2020-07-10 14:02:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,921 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {7730#true} is VALID [2020-07-10 14:02:55,921 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,921 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7731#false} #553#return; {7731#false} is VALID [2020-07-10 14:02:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:55,924 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {7730#true} is VALID [2020-07-10 14:02:55,924 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,924 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7731#false} #555#return; {7731#false} is VALID [2020-07-10 14:02:55,928 INFO L263 TraceCheckUtils]: 0: Hoare triple {7730#true} call ULTIMATE.init(); {7761#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 14:02:55,933 INFO L280 TraceCheckUtils]: 1: Hoare triple {7761#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,934 INFO L280 TraceCheckUtils]: 2: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume true; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,935 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {7735#(= 0 ~pumpRunning~0)} {7730#true} #559#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,935 INFO L263 TraceCheckUtils]: 4: Hoare triple {7735#(= 0 ~pumpRunning~0)} call #t~ret76 := main(); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,936 INFO L280 TraceCheckUtils]: 5: Hoare triple {7735#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~7;havoc ~tmp~3; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,936 INFO L263 TraceCheckUtils]: 6: Hoare triple {7735#(= 0 ~pumpRunning~0)} call select_helpers(); {7730#true} is VALID [2020-07-10 14:02:55,936 INFO L280 TraceCheckUtils]: 7: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,937 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #455#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,937 INFO L263 TraceCheckUtils]: 9: Hoare triple {7735#(= 0 ~pumpRunning~0)} call select_features(); {7730#true} is VALID [2020-07-10 14:02:55,937 INFO L280 TraceCheckUtils]: 10: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,938 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #457#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,938 INFO L263 TraceCheckUtils]: 12: Hoare triple {7735#(= 0 ~pumpRunning~0)} call #t~ret45 := valid_product(); {7730#true} is VALID [2020-07-10 14:02:55,938 INFO L280 TraceCheckUtils]: 13: Hoare triple {7730#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {7730#true} is VALID [2020-07-10 14:02:55,938 INFO L280 TraceCheckUtils]: 14: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,939 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #459#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,939 INFO L280 TraceCheckUtils]: 16: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,940 INFO L280 TraceCheckUtils]: 17: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~3; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,940 INFO L263 TraceCheckUtils]: 18: Hoare triple {7735#(= 0 ~pumpRunning~0)} call setup(); {7730#true} is VALID [2020-07-10 14:02:55,940 INFO L280 TraceCheckUtils]: 19: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,941 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #461#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,941 INFO L263 TraceCheckUtils]: 21: Hoare triple {7735#(= 0 ~pumpRunning~0)} call runTest(); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,942 INFO L263 TraceCheckUtils]: 22: Hoare triple {7735#(= 0 ~pumpRunning~0)} call test(); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,942 INFO L280 TraceCheckUtils]: 23: Hoare triple {7735#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,943 INFO L280 TraceCheckUtils]: 24: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume !false; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,943 INFO L280 TraceCheckUtils]: 25: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,944 INFO L280 TraceCheckUtils]: 26: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp~5 := #t~nondet50;havoc #t~nondet50; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,944 INFO L280 TraceCheckUtils]: 27: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~5); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,945 INFO L280 TraceCheckUtils]: 28: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet51 && #t~nondet51 <= 2147483647;~tmp___0~1 := #t~nondet51;havoc #t~nondet51; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,945 INFO L280 TraceCheckUtils]: 29: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,946 INFO L280 TraceCheckUtils]: 30: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet52 && #t~nondet52 <= 2147483647;~tmp___2~0 := #t~nondet52;havoc #t~nondet52; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,946 INFO L280 TraceCheckUtils]: 31: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet53 && #t~nondet53 <= 2147483647;~tmp___1~1 := #t~nondet53;havoc #t~nondet53; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,947 INFO L280 TraceCheckUtils]: 32: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~1; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,948 INFO L263 TraceCheckUtils]: 33: Hoare triple {7735#(= 0 ~pumpRunning~0)} call stopSystem(); {7762#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:02:55,948 INFO L280 TraceCheckUtils]: 34: Hoare triple {7762#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,949 INFO L280 TraceCheckUtils]: 35: Hoare triple {7735#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,949 INFO L280 TraceCheckUtils]: 36: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume true; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,950 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {7735#(= 0 ~pumpRunning~0)} {7735#(= 0 ~pumpRunning~0)} #511#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,950 INFO L263 TraceCheckUtils]: 38: Hoare triple {7735#(= 0 ~pumpRunning~0)} call timeShift(); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:02:55,951 INFO L280 TraceCheckUtils]: 39: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {7731#false} is VALID [2020-07-10 14:02:55,951 INFO L263 TraceCheckUtils]: 40: Hoare triple {7731#false} call lowerWaterLevel(); {7763#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:02:55,951 INFO L280 TraceCheckUtils]: 41: Hoare triple {7763#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7730#true} is VALID [2020-07-10 14:02:55,951 INFO L280 TraceCheckUtils]: 42: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,952 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {7730#true} {7731#false} #523#return; {7731#false} is VALID [2020-07-10 14:02:55,952 INFO L280 TraceCheckUtils]: 44: Hoare triple {7731#false} assume !(0 != ~systemActive~0); {7731#false} is VALID [2020-07-10 14:02:55,952 INFO L263 TraceCheckUtils]: 45: Hoare triple {7731#false} call __utac_acc__Specification3_spec__1(); {7731#false} is VALID [2020-07-10 14:02:55,952 INFO L280 TraceCheckUtils]: 46: Hoare triple {7731#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {7731#false} is VALID [2020-07-10 14:02:55,952 INFO L263 TraceCheckUtils]: 47: Hoare triple {7731#false} call #t~ret47 := isMethaneLevelCritical(); {7730#true} is VALID [2020-07-10 14:02:55,953 INFO L280 TraceCheckUtils]: 48: Hoare triple {7730#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {7730#true} is VALID [2020-07-10 14:02:55,953 INFO L280 TraceCheckUtils]: 49: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,953 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {7730#true} {7731#false} #551#return; {7731#false} is VALID [2020-07-10 14:02:55,953 INFO L280 TraceCheckUtils]: 51: Hoare triple {7731#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {7731#false} is VALID [2020-07-10 14:02:55,953 INFO L280 TraceCheckUtils]: 52: Hoare triple {7731#false} assume !(0 != ~tmp~4); {7731#false} is VALID [2020-07-10 14:02:55,954 INFO L263 TraceCheckUtils]: 53: Hoare triple {7731#false} call #t~ret48 := getWaterLevel(); {7730#true} is VALID [2020-07-10 14:02:55,954 INFO L280 TraceCheckUtils]: 54: Hoare triple {7730#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {7730#true} is VALID [2020-07-10 14:02:55,954 INFO L280 TraceCheckUtils]: 55: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,954 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {7730#true} {7731#false} #553#return; {7731#false} is VALID [2020-07-10 14:02:55,954 INFO L280 TraceCheckUtils]: 57: Hoare triple {7731#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {7731#false} is VALID [2020-07-10 14:02:55,955 INFO L280 TraceCheckUtils]: 58: Hoare triple {7731#false} assume 2 == ~tmp___0~0; {7731#false} is VALID [2020-07-10 14:02:55,955 INFO L263 TraceCheckUtils]: 59: Hoare triple {7731#false} call #t~ret49 := isPumpRunning(); {7730#true} is VALID [2020-07-10 14:02:55,955 INFO L280 TraceCheckUtils]: 60: Hoare triple {7730#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {7730#true} is VALID [2020-07-10 14:02:55,955 INFO L280 TraceCheckUtils]: 61: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-10 14:02:55,955 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {7730#true} {7731#false} #555#return; {7731#false} is VALID [2020-07-10 14:02:55,955 INFO L280 TraceCheckUtils]: 63: Hoare triple {7731#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {7731#false} is VALID [2020-07-10 14:02:55,956 INFO L280 TraceCheckUtils]: 64: Hoare triple {7731#false} assume !(0 != ~tmp___1~0); {7731#false} is VALID [2020-07-10 14:02:55,956 INFO L263 TraceCheckUtils]: 65: Hoare triple {7731#false} call __automaton_fail(); {7731#false} is VALID [2020-07-10 14:02:55,956 INFO L280 TraceCheckUtils]: 66: Hoare triple {7731#false} assume !false; {7731#false} is VALID [2020-07-10 14:02:55,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:02:55,964 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607505739] [2020-07-10 14:02:55,965 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:02:55,965 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-10 14:02:55,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340030697] [2020-07-10 14:02:55,965 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-10 14:02:55,966 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:02:55,966 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-10 14:02:56,042 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:56,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-10 14:02:56,043 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:02:56,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-10 14:02:56,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-10 14:02:56,044 INFO L87 Difference]: Start difference. First operand 601 states and 735 transitions. Second operand 6 states. [2020-07-10 14:02:56,810 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:03:13,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:03:13,046 INFO L93 Difference]: Finished difference Result 1408 states and 1818 transitions. [2020-07-10 14:03:13,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 14:03:13,047 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-10 14:03:13,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:03:13,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-10 14:03:13,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 563 transitions. [2020-07-10 14:03:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-10 14:03:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 563 transitions. [2020-07-10 14:03:13,081 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 563 transitions. [2020-07-10 14:03:14,942 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 563 edges. 563 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:03:14,991 INFO L225 Difference]: With dead ends: 1408 [2020-07-10 14:03:14,991 INFO L226 Difference]: Without dead ends: 831 [2020-07-10 14:03:14,993 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-07-10 14:03:14,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2020-07-10 14:03:22,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 761. [2020-07-10 14:03:22,038 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:03:22,038 INFO L82 GeneralOperation]: Start isEquivalent. First operand 831 states. Second operand 761 states. [2020-07-10 14:03:22,038 INFO L74 IsIncluded]: Start isIncluded. First operand 831 states. Second operand 761 states. [2020-07-10 14:03:22,039 INFO L87 Difference]: Start difference. First operand 831 states. Second operand 761 states. [2020-07-10 14:03:22,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:03:22,086 INFO L93 Difference]: Finished difference Result 831 states and 1035 transitions. [2020-07-10 14:03:22,087 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1035 transitions. [2020-07-10 14:03:22,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:03:22,091 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:03:22,091 INFO L74 IsIncluded]: Start isIncluded. First operand 761 states. Second operand 831 states. [2020-07-10 14:03:22,091 INFO L87 Difference]: Start difference. First operand 761 states. Second operand 831 states. [2020-07-10 14:03:22,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:03:22,139 INFO L93 Difference]: Finished difference Result 831 states and 1035 transitions. [2020-07-10 14:03:22,140 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1035 transitions. [2020-07-10 14:03:22,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:03:22,143 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:03:22,144 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:03:22,144 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:03:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 761 states. [2020-07-10 14:03:22,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 924 transitions. [2020-07-10 14:03:22,193 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 924 transitions. Word has length 67 [2020-07-10 14:03:22,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:03:22,194 INFO L479 AbstractCegarLoop]: Abstraction has 761 states and 924 transitions. [2020-07-10 14:03:22,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-10 14:03:22,194 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 924 transitions. [2020-07-10 14:03:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:03:22,196 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:03:22,196 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:03:22,196 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 14:03:22,196 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:03:22,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:03:22,197 INFO L82 PathProgramCache]: Analyzing trace with hash 1064344695, now seen corresponding path program 1 times [2020-07-10 14:03:22,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:03:22,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414129293] [2020-07-10 14:03:22,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:03:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:03:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:03:22,440 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:03:22,441 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:03:22,441 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-10 14:03:22,621 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 14:03:22,622 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 14:03:22,622 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 14:03:22,622 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 14:03:22,622 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:03:22,622 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:03:22,622 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:03:22,622 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:03:22,622 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:03:22,623 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 14:03:22,623 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:22,623 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 14:03:22,623 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 14:03:22,623 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 14:03:22,623 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 14:03:22,623 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:03:22,623 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-10 14:03:22,624 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-10 14:03:22,625 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 14:03:22,625 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 14:03:22,625 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 14:03:22,625 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 14:03:22,625 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 14:03:22,625 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 14:03:22,625 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:03:22,625 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:22,626 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:22,627 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:03:22,627 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:03:22,627 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 14:03:22,627 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-10 14:03:22,627 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:03:22,627 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:03:22,627 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:03:22,627 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:03:22,628 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-10 14:03:22,628 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-10 14:03:22,628 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-10 14:03:22,628 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-10 14:03:22,628 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-10 14:03:22,628 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-10 14:03:22,628 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 14:03:22,628 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: L601 has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: L601 has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: L989 has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: L989 has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: L987 has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 14:03:22,629 WARN L170 areAnnotationChecker]: L971 has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: L971 has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 14:03:22,630 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-10 14:03:22,631 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-10 14:03:22,632 WARN L170 areAnnotationChecker]: L469 has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: L469 has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: L444-1 has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-10 14:03:22,633 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L420-1 has no Hoare annotation [2020-07-10 14:03:22,634 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: L808 has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: L808 has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: L432-1 has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 14:03:22,635 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: L601-1 has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: L601-1 has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 14:03:22,636 WARN L170 areAnnotationChecker]: L971-1 has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: L916-2 has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: L894-1 has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:03:22,637 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L849 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L849 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L823-1 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-10 14:03:22,638 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: L469-2 has no Hoare annotation [2020-07-10 14:03:22,639 WARN L170 areAnnotationChecker]: L869-1 has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: L952-1 has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: L525-1 has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: L663-1 has no Hoare annotation [2020-07-10 14:03:22,640 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: L607-1 has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: L607-1 has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-10 14:03:22,641 WARN L170 areAnnotationChecker]: L823 has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: L823 has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-10 14:03:22,642 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: L603 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: L557 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: L557 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: L673-1 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: L973 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: L973 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-10 14:03:22,643 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: L605-1 has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: L849-1 has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: L836-1 has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 14:03:22,644 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: L875-1 has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-10 14:03:22,645 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L730-1 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L669-1 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L954 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L954 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L529-2 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L529-2 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L529-2 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-10 14:03:22,646 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: L810-1 has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: L720-1 has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:03:22,647 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L746-1 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L746-1 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-10 14:03:22,648 WARN L170 areAnnotationChecker]: L973-2 has no Hoare annotation [2020-07-10 14:03:22,649 WARN L170 areAnnotationChecker]: L928-2 has no Hoare annotation [2020-07-10 14:03:22,649 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:03:22,649 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 14:03:22,649 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 14:03:22,649 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-10 14:03:22,649 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-10 14:03:22,649 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 14:03:22,649 WARN L170 areAnnotationChecker]: L720 has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: L720 has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-10 14:03:22,650 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L954-2 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-10 14:03:22,651 WARN L170 areAnnotationChecker]: L530 has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:22,652 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-10 14:03:22,653 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L607 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L607 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L939 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: L939 has no Hoare annotation [2020-07-10 14:03:22,654 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-10 14:03:22,655 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L939-1 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-10 14:03:22,656 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L540 has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-10 14:03:22,657 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-10 14:03:22,658 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-10 14:03:22,659 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:22,660 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:22,661 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 14:03:22,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:03:22 BoogieIcfgContainer [2020-07-10 14:03:22,664 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:03:22,666 INFO L168 Benchmark]: Toolchain (without parser) took 102169.93 ms. Allocated memory was 140.0 MB in the beginning and 802.7 MB in the end (delta: 662.7 MB). Free memory was 104.1 MB in the beginning and 480.0 MB in the end (delta: -375.9 MB). Peak memory consumption was 286.8 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:22,667 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 140.0 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 14:03:22,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.33 ms. Allocated memory was 140.0 MB in the beginning and 202.4 MB in the end (delta: 62.4 MB). Free memory was 103.7 MB in the beginning and 168.1 MB in the end (delta: -64.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:22,668 INFO L168 Benchmark]: Boogie Preprocessor took 118.09 ms. Allocated memory is still 202.4 MB. Free memory was 168.1 MB in the beginning and 162.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:22,669 INFO L168 Benchmark]: RCFGBuilder took 1864.23 ms. Allocated memory was 202.4 MB in the beginning and 245.9 MB in the end (delta: 43.5 MB). Free memory was 162.0 MB in the beginning and 213.6 MB in the end (delta: -51.6 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:22,669 INFO L168 Benchmark]: TraceAbstraction took 99403.27 ms. Allocated memory was 245.9 MB in the beginning and 802.7 MB in the end (delta: 556.8 MB). Free memory was 213.6 MB in the beginning and 480.0 MB in the end (delta: -266.4 MB). Peak memory consumption was 290.4 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:22,672 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 0.26 ms. Allocated memory is still 140.0 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 778.33 ms. Allocated memory was 140.0 MB in the beginning and 202.4 MB in the end (delta: 62.4 MB). Free memory was 103.7 MB in the beginning and 168.1 MB in the end (delta: -64.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.09 ms. Allocated memory is still 202.4 MB. Free memory was 168.1 MB in the beginning and 162.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1864.23 ms. Allocated memory was 202.4 MB in the beginning and 245.9 MB in the end (delta: 43.5 MB). Free memory was 162.0 MB in the beginning and 213.6 MB in the end (delta: -51.6 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 99403.27 ms. Allocated memory was 245.9 MB in the beginning and 802.7 MB in the end (delta: 556.8 MB). Free memory was 213.6 MB in the beginning and 480.0 MB in the end (delta: -266.4 MB). Peak memory consumption was 290.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 694]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L414] int waterLevel = 1; [L415] int methaneLevelCritical = 0; [L517] int cleanupTimeShifts = 4; [L769] int pumpRunning = 0; [L770] int systemActive = 1; VAL [\old(cleanupTimeShifts)=170, \old(head)=176, \old(head)=162, \old(methaneLevelCritical)=147, \old(pumpRunning)=137, \old(systemActive)=136, \old(waterLevel)=139, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L596] int retValue_acc ; [L597] 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] [L601] 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] [L602] 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] [L603] 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] [L645] int retValue_acc ; [L648] retValue_acc = 1 [L649] 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] [L603] 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] [L603] tmp = valid_product() [L605] 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] [L607] 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] [L608] 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] [L587] 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] [L701] int splverifierCounter ; [L702] int tmp ; [L703] int tmp___0 ; [L704] int tmp___1 ; [L705] int tmp___2 ; [L708] 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] [L710] 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] [L712] 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] [L718] tmp = __VERIFIER_nondet_int() [L720] 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] [L722] 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] [L432] COND TRUE waterLevel < 2 [L433] 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] [L722] 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] [L728] tmp___0 = __VERIFIER_nondet_int() [L730] 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] [L738] tmp___2 = __VERIFIER_nondet_int() [L740] COND FALSE !(\read(tmp___2)) [L744] tmp___1 = __VERIFIER_nondet_int() [L746] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=-2, tmp___2=0, waterLevel=2] [L748] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L987] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L994] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L748] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=-1, tmp___0=0, tmp___1=-2, tmp___2=0, waterLevel=2] [L755] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L776] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L783] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L791] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L657] int tmp ; [L658] int tmp___0 ; [L659] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L453] int retValue_acc ; [L456] retValue_acc = methaneLevelCritical [L457] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L669] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L485] int retValue_acc ; [L488] retValue_acc = waterLevel [L489] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L669] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L669] tmp___0 = getWaterLevel() [L671] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L673] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L901] int retValue_acc ; [L904] retValue_acc = pumpRunning [L905] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L673] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L673] tmp___1 = isPumpRunning() [L675] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L679] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L694] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 251 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 99.1s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 75.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 693 SDtfs, 1225 SDslu, 422 SDs, 0 SdLazy, 2566 SolverSat, 749 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=761occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 19.9s AutomataMinimizationTime, 5 MinimizatonAttempts, 268 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 82182 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...