/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 21:34:15,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 21:34:15,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 21:34:15,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 21:34:15,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 21:34:15,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 21:34:15,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 21:34:15,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 21:34:15,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 21:34:15,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 21:34:15,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 21:34:15,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 21:34:15,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 21:34:15,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 21:34:15,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 21:34:15,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 21:34:15,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 21:34:15,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 21:34:15,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 21:34:15,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 21:34:15,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 21:34:15,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 21:34:15,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 21:34:15,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 21:34:15,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-06 21:34:15,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-06 21:34:15,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-06 21:34:15,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-06 21:34:15,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-06 21:34:15,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-06 21:34:15,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-06 21:34:15,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-06 21:34:15,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-06 21:34:15,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-06 21:34:15,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-06 21:34:15,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-06 21:34:15,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-06 21:34:15,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-06 21:34:15,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 21:34:15,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 21:34:15,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 21:34:15,680 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 [2020-11-06 21:34:15,734 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 21:34:15,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 21:34:15,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 21:34:15,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 21:34:15,738 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 21:34:15,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 21:34:15,739 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 21:34:15,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 21:34:15,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 21:34:15,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 21:34:15,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 21:34:15,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 21:34:15,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 21:34:15,741 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 21:34:15,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 21:34:15,742 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 21:34:15,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 21:34:15,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 21:34:15,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 21:34:15,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 21:34:15,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 21:34:15,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 21:34:15,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 21:34:15,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 21:34:15,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 21:34:15,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 21:34:15,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 21:34:15,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 21:34:15,745 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 21:34:15,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 21:34:16,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 21:34:16,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 21:34:16,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 21:34:16,207 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 21:34:16,208 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 21:34:16,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-11-06 21:34:16,301 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7072c55a/51385d162d3346a5a56a908766ceb399/FLAGfe2ad5934 [2020-11-06 21:34:17,096 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 21:34:17,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-11-06 21:34:17,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7072c55a/51385d162d3346a5a56a908766ceb399/FLAGfe2ad5934 [2020-11-06 21:34:17,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7072c55a/51385d162d3346a5a56a908766ceb399 [2020-11-06 21:34:17,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 21:34:17,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 21:34:17,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 21:34:17,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 21:34:17,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 21:34:17,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:17,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6821bfea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17, skipping insertion in model container [2020-11-06 21:34:17,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:17,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 21:34:17,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 21:34:17,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:34:17,858 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 21:34:17,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:34:17,970 INFO L208 MainTranslator]: Completed translation [2020-11-06 21:34:17,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17 WrapperNode [2020-11-06 21:34:17,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 21:34:17,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 21:34:17,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 21:34:17,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 21:34:17,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:17,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:18,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:18,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:18,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:18,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:18,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (1/1) ... [2020-11-06 21:34:18,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 21:34:18,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 21:34:18,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 21:34:18,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 21:34:18,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (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 [2020-11-06 21:34:18,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 21:34:18,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 21:34:18,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-11-06 21:34:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 21:34:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-06 21:34:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-11-06 21:34:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-11-06 21:34:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-11-06 21:34:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 21:34:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-11-06 21:34:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-06 21:34:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-06 21:34:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-06 21:34:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-11-06 21:34:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-11-06 21:34:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-11-06 21:34:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-11-06 21:34:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-11-06 21:34:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-11-06 21:34:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-11-06 21:34:18,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-11-06 21:34:18,179 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-06 21:34:18,179 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-06 21:34:18,179 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-11-06 21:34:18,179 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-11-06 21:34:18,180 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-11-06 21:34:18,180 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-11-06 21:34:18,180 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-06 21:34:18,180 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-06 21:34:18,180 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-11-06 21:34:18,180 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-11-06 21:34:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-11-06 21:34:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-11-06 21:34:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-11-06 21:34:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-11-06 21:34:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-11-06 21:34:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-11-06 21:34:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-11-06 21:34:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-11-06 21:34:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-11-06 21:34:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-11-06 21:34:18,182 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 21:34:18,182 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 21:34:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 21:34:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 21:34:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 21:34:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-11-06 21:34:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-06 21:34:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-06 21:34:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-11-06 21:34:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-06 21:34:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-06 21:34:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-11-06 21:34:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-11-06 21:34:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-11-06 21:34:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-11-06 21:34:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-11-06 21:34:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-11-06 21:34:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-11-06 21:34:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 21:34:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-11-06 21:34:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-06 21:34:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-11-06 21:34:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-11-06 21:34:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-11-06 21:34:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-11-06 21:34:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-11-06 21:34:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-11-06 21:34:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-11-06 21:34:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-11-06 21:34:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-06 21:34:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-11-06 21:34:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-11-06 21:34:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-06 21:34:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-11-06 21:34:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-11-06 21:34:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-06 21:34:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-11-06 21:34:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-06 21:34:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-06 21:34:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-11-06 21:34:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-06 21:34:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-06 21:34:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 21:34:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-06 21:34:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-11-06 21:34:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 21:34:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-11-06 21:34:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-11-06 21:34:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 21:34:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-11-06 21:34:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-11-06 21:34:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-11-06 21:34:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 21:34:18,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 21:34:18,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 21:34:19,510 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 21:34:19,511 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-06 21:34:19,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:34:19 BoogieIcfgContainer [2020-11-06 21:34:19,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 21:34:19,518 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 21:34:19,519 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 21:34:19,522 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 21:34:19,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:34:17" (1/3) ... [2020-11-06 21:34:19,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e1a76fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:34:19, skipping insertion in model container [2020-11-06 21:34:19,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:17" (2/3) ... [2020-11-06 21:34:19,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e1a76fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:34:19, skipping insertion in model container [2020-11-06 21:34:19,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:34:19" (3/3) ... [2020-11-06 21:34:19,527 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2020-11-06 21:34:19,544 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 21:34:19,548 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-11-06 21:34:19,562 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-06 21:34:19,592 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 21:34:19,592 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 21:34:19,592 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 21:34:19,592 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 21:34:19,592 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 21:34:19,592 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 21:34:19,593 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 21:34:19,593 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 21:34:19,616 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states. [2020-11-06 21:34:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-06 21:34:19,626 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:19,627 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] [2020-11-06 21:34:19,628 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:34:19,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:19,635 INFO L82 PathProgramCache]: Analyzing trace with hash -73077072, now seen corresponding path program 1 times [2020-11-06 21:34:19,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:19,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382303352] [2020-11-06 21:34:19,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:20,519 WARN L194 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:20,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:20,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:20,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:20,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:20,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:20,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-11-06 21:34:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:20,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-11-06 21:34:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:34:20,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382303352] [2020-11-06 21:34:20,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:20,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-06 21:34:20,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664056671] [2020-11-06 21:34:20,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 21:34:20,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:20,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 21:34:20,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-06 21:34:20,717 INFO L87 Difference]: Start difference. First operand 180 states. Second operand 3 states. [2020-11-06 21:34:22,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:22,247 INFO L93 Difference]: Finished difference Result 298 states and 395 transitions. [2020-11-06 21:34:22,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 21:34:22,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-11-06 21:34:22,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:22,261 INFO L225 Difference]: With dead ends: 298 [2020-11-06 21:34:22,261 INFO L226 Difference]: Without dead ends: 160 [2020-11-06 21:34:22,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-06 21:34:22,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-11-06 21:34:22,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 126. [2020-11-06 21:34:22,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-11-06 21:34:22,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 150 transitions. [2020-11-06 21:34:22,366 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 150 transitions. Word has length 47 [2020-11-06 21:34:22,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:22,366 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 150 transitions. [2020-11-06 21:34:22,367 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 21:34:22,367 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 150 transitions. [2020-11-06 21:34:22,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-06 21:34:22,370 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:22,371 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] [2020-11-06 21:34:22,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 21:34:22,371 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:34:22,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:22,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1105803780, now seen corresponding path program 1 times [2020-11-06 21:34:22,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:22,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083381044] [2020-11-06 21:34:22,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:22,869 WARN L194 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:22,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:22,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:22,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:22,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:22,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:22,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-11-06 21:34:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:22,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-11-06 21:34:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:34:22,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083381044] [2020-11-06 21:34:22,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:22,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 21:34:22,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312131884] [2020-11-06 21:34:22,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 21:34:22,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:22,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 21:34:22,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-06 21:34:22,957 INFO L87 Difference]: Start difference. First operand 126 states and 150 transitions. Second operand 4 states. [2020-11-06 21:34:23,692 WARN L194 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:34:24,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:24,884 INFO L93 Difference]: Finished difference Result 222 states and 274 transitions. [2020-11-06 21:34:24,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-06 21:34:24,886 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-11-06 21:34:24,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:24,889 INFO L225 Difference]: With dead ends: 222 [2020-11-06 21:34:24,890 INFO L226 Difference]: Without dead ends: 144 [2020-11-06 21:34:24,891 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-06 21:34:24,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-11-06 21:34:24,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 117. [2020-11-06 21:34:24,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2020-11-06 21:34:24,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 138 transitions. [2020-11-06 21:34:24,944 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 138 transitions. Word has length 48 [2020-11-06 21:34:24,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:24,944 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 138 transitions. [2020-11-06 21:34:24,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 21:34:24,944 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 138 transitions. [2020-11-06 21:34:24,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-06 21:34:24,947 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:24,947 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] [2020-11-06 21:34:24,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 21:34:24,948 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:34:24,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:24,948 INFO L82 PathProgramCache]: Analyzing trace with hash 954293348, now seen corresponding path program 1 times [2020-11-06 21:34:24,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:24,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198700189] [2020-11-06 21:34:24,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:25,436 WARN L194 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:25,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:25,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:25,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:25,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:25,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:25,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-11-06 21:34:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:25,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-11-06 21:34:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:25,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:34:25,581 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198700189] [2020-11-06 21:34:25,581 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:25,581 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-06 21:34:25,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286037046] [2020-11-06 21:34:25,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 21:34:25,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:25,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 21:34:25,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-06 21:34:25,583 INFO L87 Difference]: Start difference. First operand 117 states and 138 transitions. Second operand 8 states. [2020-11-06 21:34:26,120 WARN L194 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:34:26,607 WARN L194 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:27,078 WARN L194 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:27,480 WARN L194 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:28,542 WARN L194 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:34:30,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:30,835 INFO L93 Difference]: Finished difference Result 404 states and 507 transitions. [2020-11-06 21:34:30,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-06 21:34:30,836 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-11-06 21:34:30,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:30,842 INFO L225 Difference]: With dead ends: 404 [2020-11-06 21:34:30,842 INFO L226 Difference]: Without dead ends: 311 [2020-11-06 21:34:30,849 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-11-06 21:34:30,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-11-06 21:34:30,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 251. [2020-11-06 21:34:30,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2020-11-06 21:34:30,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 307 transitions. [2020-11-06 21:34:30,999 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 307 transitions. Word has length 52 [2020-11-06 21:34:30,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:30,999 INFO L481 AbstractCegarLoop]: Abstraction has 251 states and 307 transitions. [2020-11-06 21:34:30,999 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 21:34:30,999 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 307 transitions. [2020-11-06 21:34:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-06 21:34:31,002 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:31,002 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:34:31,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 21:34:31,003 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:34:31,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:31,003 INFO L82 PathProgramCache]: Analyzing trace with hash 888646002, now seen corresponding path program 1 times [2020-11-06 21:34:31,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:31,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585223371] [2020-11-06 21:34:31,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,468 WARN L194 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:31,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-11-06 21:34:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-11-06 21:34:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-11-06 21:34:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:31,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:34:31,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585223371] [2020-11-06 21:34:31,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:31,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-06 21:34:31,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185484042] [2020-11-06 21:34:31,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 21:34:31,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:31,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 21:34:31,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-06 21:34:31,572 INFO L87 Difference]: Start difference. First operand 251 states and 307 transitions. Second operand 8 states. [2020-11-06 21:34:32,088 WARN L194 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:34:33,219 WARN L194 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:33,870 WARN L194 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:34:34,351 WARN L194 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:34,779 WARN L194 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:35,564 WARN L194 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:34:36,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:36,709 INFO L93 Difference]: Finished difference Result 810 states and 1065 transitions. [2020-11-06 21:34:36,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-06 21:34:36,711 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-11-06 21:34:36,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:36,719 INFO L225 Difference]: With dead ends: 810 [2020-11-06 21:34:36,719 INFO L226 Difference]: Without dead ends: 583 [2020-11-06 21:34:36,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-11-06 21:34:36,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2020-11-06 21:34:36,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 456. [2020-11-06 21:34:36,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2020-11-06 21:34:36,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 563 transitions. [2020-11-06 21:34:36,877 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 563 transitions. Word has length 58 [2020-11-06 21:34:36,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:36,877 INFO L481 AbstractCegarLoop]: Abstraction has 456 states and 563 transitions. [2020-11-06 21:34:36,877 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 21:34:36,877 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 563 transitions. [2020-11-06 21:34:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-06 21:34:36,880 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:36,880 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] [2020-11-06 21:34:36,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-06 21:34:36,881 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:34:36,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:36,881 INFO L82 PathProgramCache]: Analyzing trace with hash -172694610, now seen corresponding path program 1 times [2020-11-06 21:34:36,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:36,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670403577] [2020-11-06 21:34:36,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,294 WARN L194 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:37,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-11-06 21:34:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-11-06 21:34:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-11-06 21:34:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-11-06 21:34:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:34:37,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670403577] [2020-11-06 21:34:37,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:37,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-06 21:34:37,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179274497] [2020-11-06 21:34:37,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-06 21:34:37,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:37,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-06 21:34:37,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-11-06 21:34:37,467 INFO L87 Difference]: Start difference. First operand 456 states and 563 transitions. Second operand 9 states. [2020-11-06 21:34:38,048 WARN L194 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:34:39,291 WARN L194 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:39,719 WARN L194 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:40,102 WARN L194 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:40,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:40,588 INFO L93 Difference]: Finished difference Result 806 states and 1051 transitions. [2020-11-06 21:34:40,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-06 21:34:40,589 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-11-06 21:34:40,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:40,589 INFO L225 Difference]: With dead ends: 806 [2020-11-06 21:34:40,589 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 21:34:40,597 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-11-06 21:34:40,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 21:34:40,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 21:34:40,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 21:34:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 21:34:40,598 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-11-06 21:34:40,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:40,598 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 21:34:40,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-06 21:34:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 21:34:40,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 21:34:40,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-06 21:34:40,601 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 21:34:44,548 WARN L194 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-11-06 21:34:44,828 WARN L194 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:45,413 WARN L194 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-11-06 21:34:45,953 WARN L194 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-11-06 21:34:46,234 WARN L194 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-11-06 21:34:46,542 WARN L194 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:46,836 WARN L194 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:47,187 WARN L194 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:47,739 WARN L194 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-11-06 21:34:48,015 WARN L194 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-11-06 21:34:48,579 WARN L194 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-11-06 21:34:49,169 WARN L194 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 8 [2020-11-06 21:34:49,771 WARN L194 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 8 [2020-11-06 21:34:50,624 WARN L194 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 14 [2020-11-06 21:34:51,185 WARN L194 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-11-06 21:34:51,471 WARN L194 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:51,762 WARN L194 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:52,062 WARN L194 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:52,337 WARN L194 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-11-06 21:34:52,654 WARN L194 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-11-06 21:34:52,944 WARN L194 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-11-06 21:34:53,252 WARN L194 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-11-06 21:34:53,589 WARN L194 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-11-06 21:34:54,156 WARN L194 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-11-06 21:34:54,520 WARN L194 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-11-06 21:34:54,524 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-11-06 21:34:54,524 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-06 21:34:54,524 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-11-06 21:34:54,524 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-06 21:34:54,525 INFO L266 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-11-06 21:34:54,525 INFO L266 CegarLoopResult]: For program point L669-2(lines 669 690) no Hoare annotation was computed. [2020-11-06 21:34:54,525 INFO L266 CegarLoopResult]: For program point L691(lines 668 692) no Hoare annotation was computed. [2020-11-06 21:34:54,525 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 644 699) no Hoare annotation was computed. [2020-11-06 21:34:54,525 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 644 699) no Hoare annotation was computed. [2020-11-06 21:34:54,525 INFO L266 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-11-06 21:34:54,525 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 644 699) no Hoare annotation was computed. [2020-11-06 21:34:54,525 INFO L266 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-11-06 21:34:54,526 INFO L266 CegarLoopResult]: For program point L732(lines 732 736) no Hoare annotation was computed. [2020-11-06 21:34:54,526 INFO L266 CegarLoopResult]: For program point L732-1(lines 732 736) no Hoare annotation was computed. [2020-11-06 21:34:54,526 INFO L266 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-11-06 21:34:54,526 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 700 759) no Hoare annotation was computed. [2020-11-06 21:34:54,526 INFO L266 CegarLoopResult]: For program point L726-2(lines 726 751) no Hoare annotation was computed. [2020-11-06 21:34:54,527 INFO L266 CegarLoopResult]: For program point L752(lines 725 753) no Hoare annotation was computed. [2020-11-06 21:34:54,527 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 700 759) no Hoare annotation was computed. [2020-11-06 21:34:54,527 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 700 759) no Hoare annotation was computed. [2020-11-06 21:34:54,527 INFO L266 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-11-06 21:34:54,527 INFO L266 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-11-06 21:34:54,527 INFO L269 CegarLoopResult]: At program point select_helpersFINAL(lines 258 264) the Hoare annotation is: true [2020-11-06 21:34:54,527 INFO L266 CegarLoopResult]: For program point select_helpersEXIT(lines 258 264) no Hoare annotation was computed. [2020-11-06 21:34:54,527 INFO L266 CegarLoopResult]: For program point valid_productEXIT(lines 265 273) no Hoare annotation was computed. [2020-11-06 21:34:54,527 INFO L269 CegarLoopResult]: At program point valid_productENTRY(lines 265 273) the Hoare annotation is: true [2020-11-06 21:34:54,527 INFO L266 CegarLoopResult]: For program point valid_productFINAL(lines 265 273) no Hoare annotation was computed. [2020-11-06 21:34:54,528 INFO L262 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,528 INFO L262 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,528 INFO L262 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,528 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,528 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-11-06 21:34:54,528 INFO L266 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L262 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,529 INFO L262 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-11-06 21:34:54,529 INFO L266 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-11-06 21:34:54,530 INFO L266 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-06 21:34:54,531 INFO L266 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-11-06 21:34:54,531 INFO L262 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,531 INFO L266 CegarLoopResult]: For program point L349(lines 349 357) no Hoare annotation was computed. [2020-11-06 21:34:54,531 INFO L262 CegarLoopResult]: At program point L347(line 347) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,531 INFO L266 CegarLoopResult]: For program point L347-1(line 347) no Hoare annotation was computed. [2020-11-06 21:34:54,531 INFO L266 CegarLoopResult]: For program point L345(lines 345 362) no Hoare annotation was computed. [2020-11-06 21:34:54,531 INFO L262 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 341 365) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,531 INFO L266 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 341 365) no Hoare annotation was computed. [2020-11-06 21:34:54,531 INFO L262 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,531 INFO L266 CegarLoopResult]: For program point L360-1(lines 341 365) no Hoare annotation was computed. [2020-11-06 21:34:54,532 INFO L262 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,532 INFO L266 CegarLoopResult]: For program point stopSystemEXIT(lines 500 514) no Hoare annotation was computed. [2020-11-06 21:34:54,532 INFO L262 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-11-06 21:34:54,532 INFO L266 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-11-06 21:34:54,532 INFO L262 CegarLoopResult]: At program point stopSystemENTRY(lines 500 514) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-11-06 21:34:54,532 INFO L266 CegarLoopResult]: For program point stopSystemFINAL(lines 500 514) no Hoare annotation was computed. [2020-11-06 21:34:54,532 INFO L266 CegarLoopResult]: For program point isPumpRunningEXIT(lines 436 444) no Hoare annotation was computed. [2020-11-06 21:34:54,532 INFO L269 CegarLoopResult]: At program point isPumpRunningENTRY(lines 436 444) the Hoare annotation is: true [2020-11-06 21:34:54,532 INFO L266 CegarLoopResult]: For program point isPumpRunningFINAL(lines 436 444) no Hoare annotation was computed. [2020-11-06 21:34:54,532 INFO L266 CegarLoopResult]: For program point L490(lines 490 494) no Hoare annotation was computed. [2020-11-06 21:34:54,533 INFO L269 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 481 499) the Hoare annotation is: true [2020-11-06 21:34:54,533 INFO L269 CegarLoopResult]: At program point L488(line 488) the Hoare annotation is: true [2020-11-06 21:34:54,533 INFO L266 CegarLoopResult]: For program point L490-2(lines 490 494) no Hoare annotation was computed. [2020-11-06 21:34:54,533 INFO L266 CegarLoopResult]: For program point L488-1(line 488) no Hoare annotation was computed. [2020-11-06 21:34:54,533 INFO L266 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 481 499) no Hoare annotation was computed. [2020-11-06 21:34:54,533 INFO L266 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 481 499) no Hoare annotation was computed. [2020-11-06 21:34:54,533 INFO L266 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-11-06 21:34:54,533 INFO L266 CegarLoopResult]: For program point L475-1(line 475) no Hoare annotation was computed. [2020-11-06 21:34:54,533 INFO L266 CegarLoopResult]: For program point L464(lines 464 472) no Hoare annotation was computed. [2020-11-06 21:34:54,533 INFO L266 CegarLoopResult]: For program point printPumpFINAL(lines 445 480) no Hoare annotation was computed. [2020-11-06 21:34:54,534 INFO L266 CegarLoopResult]: For program point L464-2(lines 464 472) no Hoare annotation was computed. [2020-11-06 21:34:54,534 INFO L266 CegarLoopResult]: For program point printPumpENTRY(lines 445 480) no Hoare annotation was computed. [2020-11-06 21:34:54,534 INFO L266 CegarLoopResult]: For program point L452(lines 452 460) no Hoare annotation was computed. [2020-11-06 21:34:54,534 INFO L266 CegarLoopResult]: For program point printPumpEXIT(lines 445 480) no Hoare annotation was computed. [2020-11-06 21:34:54,534 INFO L266 CegarLoopResult]: For program point L452-2(lines 452 460) no Hoare annotation was computed. [2020-11-06 21:34:54,534 INFO L266 CegarLoopResult]: For program point select_featuresEXIT(lines 251 257) no Hoare annotation was computed. [2020-11-06 21:34:54,534 INFO L269 CegarLoopResult]: At program point select_featuresFINAL(lines 251 257) the Hoare annotation is: true [2020-11-06 21:34:54,534 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 598 643) no Hoare annotation was computed. [2020-11-06 21:34:54,534 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 598 643) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 598 643) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point L925(lines 925 945) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point L925-1(lines 925 945) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 911 956) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 935 936) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point L942(lines 942 943) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 942 943) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 911 956) no Hoare annotation was computed. [2020-11-06 21:34:54,535 INFO L266 CegarLoopResult]: For program point L935(lines 935 936) no Hoare annotation was computed. [2020-11-06 21:34:54,536 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 911 956) no Hoare annotation was computed. [2020-11-06 21:34:54,536 INFO L266 CegarLoopResult]: For program point L931(lines 931 938) no Hoare annotation was computed. [2020-11-06 21:34:54,536 INFO L262 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,536 INFO L266 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-11-06 21:34:54,536 INFO L266 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-11-06 21:34:54,536 INFO L269 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 425 435) the Hoare annotation is: true [2020-11-06 21:34:54,536 INFO L269 CegarLoopResult]: At program point L430(line 430) the Hoare annotation is: true [2020-11-06 21:34:54,536 INFO L266 CegarLoopResult]: For program point L430-1(line 430) no Hoare annotation was computed. [2020-11-06 21:34:54,536 INFO L266 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 425 435) no Hoare annotation was computed. [2020-11-06 21:34:54,537 INFO L266 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 425 435) no Hoare annotation was computed. [2020-11-06 21:34:54,537 INFO L269 CegarLoopResult]: At program point deactivatePumpENTRY(lines 417 424) the Hoare annotation is: true [2020-11-06 21:34:54,537 INFO L266 CegarLoopResult]: For program point deactivatePumpEXIT(lines 417 424) no Hoare annotation was computed. [2020-11-06 21:34:54,537 INFO L266 CegarLoopResult]: For program point deactivatePumpFINAL(lines 417 424) no Hoare annotation was computed. [2020-11-06 21:34:54,537 INFO L266 CegarLoopResult]: For program point L386-1(lines 367 391) no Hoare annotation was computed. [2020-11-06 21:34:54,537 INFO L262 CegarLoopResult]: At program point L381(line 381) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,537 INFO L262 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,537 INFO L266 CegarLoopResult]: For program point L375(lines 375 383) no Hoare annotation was computed. [2020-11-06 21:34:54,537 INFO L266 CegarLoopResult]: For program point processEnvironmentEXIT(lines 367 391) no Hoare annotation was computed. [2020-11-06 21:34:54,537 INFO L262 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,537 INFO L266 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-11-06 21:34:54,537 INFO L262 CegarLoopResult]: At program point processEnvironmentENTRY(lines 367 391) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,538 INFO L266 CegarLoopResult]: For program point L371(lines 371 388) no Hoare annotation was computed. [2020-11-06 21:34:54,538 INFO L262 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,538 INFO L266 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 333 339) no Hoare annotation was computed. [2020-11-06 21:34:54,538 INFO L269 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 333 339) the Hoare annotation is: true [2020-11-06 21:34:54,538 INFO L262 CegarLoopResult]: At program point testENTRY(lines 516 581) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,538 INFO L262 CegarLoopResult]: At program point L574(lines 525 575) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:54,538 INFO L266 CegarLoopResult]: For program point testFINAL(lines 516 581) no Hoare annotation was computed. [2020-11-06 21:34:54,538 INFO L262 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:34:54,538 INFO L266 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-11-06 21:34:54,538 INFO L262 CegarLoopResult]: At program point L562-1(lines 556 569) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:34:54,538 INFO L266 CegarLoopResult]: For program point L527(lines 526 573) no Hoare annotation was computed. [2020-11-06 21:34:54,538 INFO L266 CegarLoopResult]: For program point L556(lines 556 569) no Hoare annotation was computed. [2020-11-06 21:34:54,539 INFO L262 CegarLoopResult]: At program point L548(line 548) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:34:54,539 INFO L266 CegarLoopResult]: For program point L546(lines 546 552) no Hoare annotation was computed. [2020-11-06 21:34:54,539 INFO L266 CegarLoopResult]: For program point L546-1(lines 546 552) no Hoare annotation was computed. [2020-11-06 21:34:54,539 INFO L262 CegarLoopResult]: At program point L571(lines 526 573) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:34:54,539 INFO L262 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-11-06 21:34:54,539 INFO L266 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2020-11-06 21:34:54,539 INFO L266 CegarLoopResult]: For program point L536-1(lines 536 542) no Hoare annotation was computed. [2020-11-06 21:34:54,539 INFO L266 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2020-11-06 21:34:54,539 INFO L266 CegarLoopResult]: For program point testEXIT(lines 516 581) no Hoare annotation was computed. [2020-11-06 21:34:54,539 INFO L266 CegarLoopResult]: For program point L896(lines 896 897) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 889 890) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 896 897) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 865 910) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point L889(lines 889 890) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 865 910) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 865 910) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point L879(lines 879 899) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point L879-1(lines 879 899) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 392 399) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 392 399) no Hoare annotation was computed. [2020-11-06 21:34:54,540 INFO L266 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 392 399) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 230 238) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L269 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 230 238) the Hoare annotation is: true [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 230 238) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point L206(lines 206 214) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point L206-2(lines 206 214) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point printEnvironmentEXIT(lines 198 220) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point printEnvironmentENTRY(lines 198 220) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point printEnvironmentFINAL(lines 198 220) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point select_oneENTRY(lines 241 250) no Hoare annotation was computed. [2020-11-06 21:34:54,541 INFO L266 CegarLoopResult]: For program point select_oneFINAL(lines 241 250) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point select_oneEXIT(lines 241 250) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point L832(lines 810 833) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 762 864) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point L791(lines 791 807) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point L851(lines 851 858) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point L812(lines 811 831) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point L808(lines 808 849) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 762 864) no Hoare annotation was computed. [2020-11-06 21:34:54,542 INFO L266 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-11-06 21:34:54,543 INFO L266 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-11-06 21:34:54,543 INFO L266 CegarLoopResult]: For program point L786(lines 786 790) no Hoare annotation was computed. [2020-11-06 21:34:54,543 INFO L266 CegarLoopResult]: For program point L850(lines 850 861) no Hoare annotation was computed. [2020-11-06 21:34:54,543 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 762 864) no Hoare annotation was computed. [2020-11-06 21:34:54,543 INFO L266 CegarLoopResult]: For program point L813(lines 813 817) no Hoare annotation was computed. [2020-11-06 21:34:54,543 INFO L266 CegarLoopResult]: For program point L811-2(lines 811 831) no Hoare annotation was computed. [2020-11-06 21:34:54,543 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point activatePumpEXIT(lines 400 416) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point L411(line 411) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point L411-1(lines 400 416) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point activatePumpENTRY(lines 400 416) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point L405(line 405) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-11-06 21:34:54,544 INFO L266 CegarLoopResult]: For program point getWaterLevelENTRY(lines 221 229) no Hoare annotation was computed. [2020-11-06 21:34:54,545 INFO L266 CegarLoopResult]: For program point getWaterLevelFINAL(lines 221 229) no Hoare annotation was computed. [2020-11-06 21:34:54,545 INFO L266 CegarLoopResult]: For program point getWaterLevelEXIT(lines 221 229) no Hoare annotation was computed. [2020-11-06 21:34:54,545 INFO L262 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 177 188) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-11-06 21:34:54,545 INFO L266 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 177 188) no Hoare annotation was computed. [2020-11-06 21:34:54,545 INFO L266 CegarLoopResult]: For program point L181-1(lines 177 188) no Hoare annotation was computed. [2020-11-06 21:34:54,545 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:34:54,545 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-11-06 21:34:54,545 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:34:54,545 INFO L262 CegarLoopResult]: At program point L320(lines 320 326) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,545 INFO L262 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-11-06 21:34:54,546 INFO L266 CegarLoopResult]: For program point L313(lines 312 331) no Hoare annotation was computed. [2020-11-06 21:34:54,546 INFO L262 CegarLoopResult]: At program point timeShiftENTRY(lines 309 332) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,546 INFO L266 CegarLoopResult]: For program point timeShiftEXIT(lines 309 332) no Hoare annotation was computed. [2020-11-06 21:34:54,546 INFO L266 CegarLoopResult]: For program point timeShiftFINAL(lines 309 332) no Hoare annotation was computed. [2020-11-06 21:34:54,546 INFO L262 CegarLoopResult]: At program point L322(line 322) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:54,546 INFO L266 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-06 21:34:54,546 INFO L266 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-11-06 21:34:54,546 INFO L269 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: true [2020-11-06 21:34:54,546 INFO L266 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-06 21:34:54,546 INFO L269 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: true [2020-11-06 21:34:54,547 INFO L266 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-06 21:34:54,547 INFO L269 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: true [2020-11-06 21:34:54,547 INFO L269 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-11-06 21:34:54,547 INFO L266 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-11-06 21:34:54,547 INFO L269 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-11-06 21:34:54,547 INFO L269 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 189 197) the Hoare annotation is: true [2020-11-06 21:34:54,547 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 189 197) no Hoare annotation was computed. [2020-11-06 21:34:54,547 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 189 197) no Hoare annotation was computed. [2020-11-06 21:34:54,547 INFO L269 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 153 164) the Hoare annotation is: true [2020-11-06 21:34:54,547 INFO L266 CegarLoopResult]: For program point L157-1(lines 153 164) no Hoare annotation was computed. [2020-11-06 21:34:54,547 INFO L266 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 153 164) no Hoare annotation was computed. [2020-11-06 21:34:54,548 INFO L266 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-11-06 21:34:54,548 INFO L269 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-11-06 21:34:54,548 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:34:54,548 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-06 21:34:54,548 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 21:34:54,548 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:34:54,548 INFO L266 CegarLoopResult]: For program point waterRiseEXIT(lines 165 176) no Hoare annotation was computed. [2020-11-06 21:34:54,548 INFO L266 CegarLoopResult]: For program point L169-1(lines 165 176) no Hoare annotation was computed. [2020-11-06 21:34:54,548 INFO L262 CegarLoopResult]: At program point waterRiseENTRY(lines 165 176) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-11-06 21:34:54,548 INFO L266 CegarLoopResult]: For program point __automaton_failFINAL(lines 583 590) no Hoare annotation was computed. [2020-11-06 21:34:54,549 INFO L266 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-11-06 21:34:54,549 INFO L269 CegarLoopResult]: At program point __automaton_failENTRY(lines 583 590) the Hoare annotation is: true [2020-11-06 21:34:54,549 INFO L266 CegarLoopResult]: For program point __automaton_failEXIT(lines 583 590) no Hoare annotation was computed. [2020-11-06 21:34:54,549 INFO L266 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-11-06 21:34:54,549 INFO L262 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-11-06 21:34:54,549 INFO L266 CegarLoopResult]: For program point L287-1(line 287) no Hoare annotation was computed. [2020-11-06 21:34:54,549 INFO L266 CegarLoopResult]: For program point L285(lines 285 298) no Hoare annotation was computed. [2020-11-06 21:34:54,549 INFO L269 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 277 301) the Hoare annotation is: true [2020-11-06 21:34:54,549 INFO L266 CegarLoopResult]: For program point L285-1(lines 277 301) no Hoare annotation was computed. [2020-11-06 21:34:54,550 INFO L269 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: true [2020-11-06 21:34:54,550 INFO L266 CegarLoopResult]: For program point L283-1(line 283) no Hoare annotation was computed. [2020-11-06 21:34:54,550 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 277 301) no Hoare annotation was computed. [2020-11-06 21:34:54,550 INFO L262 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-11-06 21:34:54,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:34:54 BoogieIcfgContainer [2020-11-06 21:34:54,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 21:34:54,569 INFO L168 Benchmark]: Toolchain (without parser) took 37197.38 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 125.9 MB in the beginning and 280.1 MB in the end (delta: -154.2 MB). Peak memory consumption was 271.3 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:54,570 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 125.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 21:34:54,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.71 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 104.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:54,571 INFO L168 Benchmark]: Boogie Preprocessor took 126.31 ms. Allocated memory is still 151.0 MB. Free memory was 104.1 MB in the beginning and 132.0 MB in the end (delta: -27.9 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:54,572 INFO L168 Benchmark]: RCFGBuilder took 1416.77 ms. Allocated memory is still 151.0 MB. Free memory was 132.0 MB in the beginning and 126.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:54,573 INFO L168 Benchmark]: TraceAbstraction took 35048.84 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 125.8 MB in the beginning and 280.1 MB in the end (delta: -154.3 MB). Peak memory consumption was 270.4 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:54,578 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 125.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 588.71 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 104.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 126.31 ms. Allocated memory is still 151.0 MB. Free memory was 104.1 MB in the beginning and 132.0 MB in the end (delta: -27.9 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1416.77 ms. Allocated memory is still 151.0 MB. Free memory was 132.0 MB in the beginning and 126.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 35048.84 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 125.8 MB in the beginning and 280.1 MB in the end (delta: -154.3 MB). Peak memory consumption was 270.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 896]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 889]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 942]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 249 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 17.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 533 SDtfs, 921 SDslu, 429 SDs, 0 SdLazy, 2243 SolverSat, 606 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 8.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=456occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 248 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 619 PreInvPairs, 694 NumberOfFragments, 744 HoareAnnotationTreeSize, 619 FomulaSimplifications, 61552 FormulaSimplificationTreeSizeReduction, 3.3s HoareSimplificationTime, 60 FomulaSimplificationsInter, 20253 FormulaSimplificationTreeSizeReductionInter, 10.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 262 ConstructedInterpolants, 0 QuantifiedInterpolants, 79635 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 correct! Received shutdown request...