/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_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 21:34:09,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 21:34:09,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 21:34:09,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 21:34:09,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 21:34:09,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 21:34:09,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 21:34:09,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 21:34:09,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 21:34:09,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 21:34:09,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 21:34:09,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 21:34:09,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 21:34:09,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 21:34:09,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 21:34:09,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 21:34:09,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 21:34:09,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 21:34:09,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 21:34:09,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 21:34:09,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 21:34:09,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 21:34:09,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 21:34:09,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 21:34:09,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-06 21:34:09,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-06 21:34:09,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-06 21:34:09,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-06 21:34:09,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-06 21:34:09,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-06 21:34:09,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-06 21:34:09,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-06 21:34:09,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-06 21:34:09,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-06 21:34:09,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-06 21:34:09,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-06 21:34:09,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-06 21:34:09,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-06 21:34:09,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 21:34:09,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 21:34:09,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 21:34:09,574 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 21:34:09,623 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 21:34:09,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 21:34:09,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 21:34:09,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 21:34:09,629 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 21:34:09,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 21:34:09,629 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 21:34:09,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 21:34:09,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 21:34:09,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 21:34:09,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 21:34:09,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 21:34:09,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 21:34:09,631 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 21:34:09,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 21:34:09,632 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 21:34:09,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 21:34:09,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 21:34:09,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 21:34:09,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 21:34:09,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 21:34:09,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 21:34:09,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 21:34:09,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 21:34:09,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 21:34:09,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 21:34:09,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 21:34:09,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 21:34:09,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 21:34:09,635 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 21:34:10,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 21:34:10,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 21:34:10,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 21:34:10,066 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 21:34:10,066 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 21:34:10,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product28.cil.c [2020-11-06 21:34:10,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4a1374c/33c618ef472343d0a634d560b9d4e0e5/FLAG08ebcea6c [2020-11-06 21:34:10,720 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 21:34:10,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product28.cil.c [2020-11-06 21:34:10,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4a1374c/33c618ef472343d0a634d560b9d4e0e5/FLAG08ebcea6c [2020-11-06 21:34:11,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4a1374c/33c618ef472343d0a634d560b9d4e0e5 [2020-11-06 21:34:11,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 21:34:11,065 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 21:34:11,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 21:34:11,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 21:34:11,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 21:34:11,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2091ce8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11, skipping insertion in model container [2020-11-06 21:34:11,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 21:34:11,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 21:34:11,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:34:11,523 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 21:34:11,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:34:11,695 INFO L208 MainTranslator]: Completed translation [2020-11-06 21:34:11,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11 WrapperNode [2020-11-06 21:34:11,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 21:34:11,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 21:34:11,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 21:34:11,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 21:34:11,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (1/1) ... [2020-11-06 21:34:11,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 21:34:11,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 21:34:11,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 21:34:11,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 21:34:11,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (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 21:34:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 21:34:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 21:34:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-11-06 21:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 21:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-11-06 21:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-11-06 21:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-11-06 21:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-11-06 21:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-11-06 21:34:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-11-06 21:34:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-11-06 21:34:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-11-06 21:34:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-06 21:34:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-06 21:34:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-06 21:34:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-11-06 21:34:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-11-06 21:34:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-11-06 21:34:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-11-06 21:34:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-06 21:34:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-06 21:34:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-11-06 21:34:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-11-06 21:34:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-11-06 21:34:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-06 21:34:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-06 21:34:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-11-06 21:34:11,924 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-11-06 21:34:11,924 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-11-06 21:34:11,924 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-11-06 21:34:11,924 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-11-06 21:34:11,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-11-06 21:34:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-11-06 21:34:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-11-06 21:34:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-11-06 21:34:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-11-06 21:34:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-06 21:34:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-11-06 21:34:11,943 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-11-06 21:34:11,943 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-11-06 21:34:11,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 21:34:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 21:34:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 21:34:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 21:34:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 21:34:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 21:34:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-11-06 21:34:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-11-06 21:34:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-06 21:34:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-06 21:34:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-11-06 21:34:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-06 21:34:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-06 21:34:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 21:34:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-06 21:34:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-11-06 21:34:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 21:34:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-11-06 21:34:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-11-06 21:34:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 21:34:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-11-06 21:34:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-11-06 21:34:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-11-06 21:34:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-11-06 21:34:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-06 21:34:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-06 21:34:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-06 21:34:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-11-06 21:34:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-11-06 21:34:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-11-06 21:34:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-11-06 21:34:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-11-06 21:34:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-06 21:34:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-06 21:34:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-11-06 21:34:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-11-06 21:34:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-06 21:34:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-11-06 21:34:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-11-06 21:34:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-11-06 21:34:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-11-06 21:34:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-06 21:34:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-11-06 21:34:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-11-06 21:34:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-06 21:34:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-11-06 21:34:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-11-06 21:34:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-11-06 21:34:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-11-06 21:34:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-11-06 21:34:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-11-06 21:34:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-11-06 21:34:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 21:34:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 21:34:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 21:34:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 21:34:13,249 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 21:34:13,249 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-06 21:34:13,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:34:13 BoogieIcfgContainer [2020-11-06 21:34:13,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 21:34:13,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 21:34:13,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 21:34:13,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 21:34:13,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:34:11" (1/3) ... [2020-11-06 21:34:13,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0c08cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:34:13, skipping insertion in model container [2020-11-06 21:34:13,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:34:11" (2/3) ... [2020-11-06 21:34:13,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0c08cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:34:13, skipping insertion in model container [2020-11-06 21:34:13,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:34:13" (3/3) ... [2020-11-06 21:34:13,264 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product28.cil.c [2020-11-06 21:34:13,304 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 21:34:13,311 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-11-06 21:34:13,321 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-06 21:34:13,350 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 21:34:13,350 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 21:34:13,351 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 21:34:13,351 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 21:34:13,351 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 21:34:13,351 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 21:34:13,351 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 21:34:13,351 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 21:34:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2020-11-06 21:34:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-06 21:34:13,383 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:13,384 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 21:34:13,384 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 21:34:13,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:13,391 INFO L82 PathProgramCache]: Analyzing trace with hash 2000652667, now seen corresponding path program 1 times [2020-11-06 21:34:13,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:13,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473771485] [2020-11-06 21:34:13,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:14,644 WARN L194 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:14,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:14,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:14,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:14,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:14,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:14,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-11-06 21:34:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:14,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-11-06 21:34:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:14,716 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 21:34:14,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473771485] [2020-11-06 21:34:14,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:14,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-06 21:34:14,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986058353] [2020-11-06 21:34:14,723 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 21:34:14,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:14,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 21:34:14,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-06 21:34:14,740 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 3 states. [2020-11-06 21:34:16,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:16,314 INFO L93 Difference]: Finished difference Result 275 states and 362 transitions. [2020-11-06 21:34:16,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 21:34:16,316 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-11-06 21:34:16,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:16,329 INFO L225 Difference]: With dead ends: 275 [2020-11-06 21:34:16,329 INFO L226 Difference]: Without dead ends: 148 [2020-11-06 21:34:16,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-06 21:34:16,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-11-06 21:34:16,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 115. [2020-11-06 21:34:16,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-11-06 21:34:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 134 transitions. [2020-11-06 21:34:16,424 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 134 transitions. Word has length 47 [2020-11-06 21:34:16,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:16,424 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 134 transitions. [2020-11-06 21:34:16,424 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 21:34:16,425 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 134 transitions. [2020-11-06 21:34:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-06 21:34:16,428 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:16,428 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 21:34:16,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 21:34:16,429 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 21:34:16,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:16,430 INFO L82 PathProgramCache]: Analyzing trace with hash 117172556, now seen corresponding path program 1 times [2020-11-06 21:34:16,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:16,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263131962] [2020-11-06 21:34:16,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:16,918 WARN L194 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:16,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:16,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:16,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:16,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:16,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:16,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-11-06 21:34:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:16,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-11-06 21:34:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:17,009 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 21:34:17,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263131962] [2020-11-06 21:34:17,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:17,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 21:34:17,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085825387] [2020-11-06 21:34:17,012 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 21:34:17,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:17,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 21:34:17,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-06 21:34:17,016 INFO L87 Difference]: Start difference. First operand 115 states and 134 transitions. Second operand 4 states. [2020-11-06 21:34:17,668 WARN L194 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:34:18,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:18,535 INFO L93 Difference]: Finished difference Result 195 states and 237 transitions. [2020-11-06 21:34:18,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-06 21:34:18,537 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-11-06 21:34:18,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:18,540 INFO L225 Difference]: With dead ends: 195 [2020-11-06 21:34:18,540 INFO L226 Difference]: Without dead ends: 132 [2020-11-06 21:34:18,542 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 21:34:18,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-11-06 21:34:18,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 106. [2020-11-06 21:34:18,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-11-06 21:34:18,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2020-11-06 21:34:18,601 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 48 [2020-11-06 21:34:18,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:18,602 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2020-11-06 21:34:18,602 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 21:34:18,602 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2020-11-06 21:34:18,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-06 21:34:18,614 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:18,614 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:34:18,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 21:34:18,615 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 21:34:18,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:18,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1856774147, now seen corresponding path program 1 times [2020-11-06 21:34:18,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:18,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152106347] [2020-11-06 21:34:18,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:19,104 WARN L194 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:19,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:19,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:19,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:19,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:19,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:19,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-11-06 21:34:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:19,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-11-06 21:34:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:19,189 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 21:34:19,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152106347] [2020-11-06 21:34:19,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:19,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-06 21:34:19,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904507574] [2020-11-06 21:34:19,190 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 21:34:19,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:19,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 21:34:19,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-06 21:34:19,192 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 8 states. [2020-11-06 21:34:19,781 WARN L194 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:34:20,241 WARN L194 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:20,607 WARN L194 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:21,016 WARN L194 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:21,954 WARN L194 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:34:23,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:23,736 INFO L93 Difference]: Finished difference Result 370 states and 458 transitions. [2020-11-06 21:34:23,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-06 21:34:23,738 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2020-11-06 21:34:23,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:23,743 INFO L225 Difference]: With dead ends: 370 [2020-11-06 21:34:23,744 INFO L226 Difference]: Without dead ends: 288 [2020-11-06 21:34:23,745 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-11-06 21:34:23,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2020-11-06 21:34:23,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 225. [2020-11-06 21:34:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-11-06 21:34:23,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 271 transitions. [2020-11-06 21:34:23,880 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 271 transitions. Word has length 53 [2020-11-06 21:34:23,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:23,881 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 271 transitions. [2020-11-06 21:34:23,881 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 21:34:23,881 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 271 transitions. [2020-11-06 21:34:23,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-06 21:34:23,883 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:23,883 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 21:34:23,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 21:34:23,884 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 21:34:23,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:23,884 INFO L82 PathProgramCache]: Analyzing trace with hash -61862163, now seen corresponding path program 1 times [2020-11-06 21:34:23,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:23,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463091313] [2020-11-06 21:34:23,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,355 WARN L194 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:24,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-11-06 21:34:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-11-06 21:34:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-11-06 21:34:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:24,454 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 21:34:24,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463091313] [2020-11-06 21:34:24,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:24,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-06 21:34:24,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939980785] [2020-11-06 21:34:24,455 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 21:34:24,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:24,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 21:34:24,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-06 21:34:24,457 INFO L87 Difference]: Start difference. First operand 225 states and 271 transitions. Second operand 8 states. [2020-11-06 21:34:25,109 WARN L194 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:34:26,425 WARN L194 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:26,875 WARN L194 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:27,267 WARN L194 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:27,665 WARN L194 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:34:28,208 WARN L194 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:34:29,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:29,195 INFO L93 Difference]: Finished difference Result 727 states and 951 transitions. [2020-11-06 21:34:29,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-06 21:34:29,195 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-11-06 21:34:29,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:29,209 INFO L225 Difference]: With dead ends: 727 [2020-11-06 21:34:29,209 INFO L226 Difference]: Without dead ends: 526 [2020-11-06 21:34:29,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-11-06 21:34:29,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2020-11-06 21:34:29,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 404. [2020-11-06 21:34:29,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 404 states. [2020-11-06 21:34:29,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 491 transitions. [2020-11-06 21:34:29,406 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 491 transitions. Word has length 58 [2020-11-06 21:34:29,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:29,406 INFO L481 AbstractCegarLoop]: Abstraction has 404 states and 491 transitions. [2020-11-06 21:34:29,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 21:34:29,407 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 491 transitions. [2020-11-06 21:34:29,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-06 21:34:29,409 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:34:29,409 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 21:34:29,409 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-06 21:34:29,409 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 21:34:29,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:34:29,410 INFO L82 PathProgramCache]: Analyzing trace with hash 996113769, now seen corresponding path program 1 times [2020-11-06 21:34:29,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:34:29,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073209102] [2020-11-06 21:34:29,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:34:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,811 WARN L194 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:29,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:34:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:34:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:34:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:34:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:34:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-11-06 21:34:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-11-06 21:34:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-11-06 21:34:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-11-06 21:34:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:34:29,935 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 21:34:29,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073209102] [2020-11-06 21:34:29,935 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:34:29,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-06 21:34:29,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139475999] [2020-11-06 21:34:29,938 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-06 21:34:29,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:34:29,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-06 21:34:29,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-11-06 21:34:29,939 INFO L87 Difference]: Start difference. First operand 404 states and 491 transitions. Second operand 9 states. [2020-11-06 21:34:30,554 WARN L194 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:34:31,724 WARN L194 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:32,178 WARN L194 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:32,542 WARN L194 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:34:33,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:34:33,066 INFO L93 Difference]: Finished difference Result 786 states and 1042 transitions. [2020-11-06 21:34:33,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-06 21:34:33,066 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-11-06 21:34:33,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:34:33,067 INFO L225 Difference]: With dead ends: 786 [2020-11-06 21:34:33,067 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 21:34:33,070 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 21:34:33,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 21:34:33,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 21:34:33,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 21:34:33,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 21:34:33,071 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-11-06 21:34:33,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:34:33,072 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 21:34:33,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-06 21:34:33,072 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 21:34:33,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 21:34:33,072 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-06 21:34:33,074 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 21:34:33,348 WARN L194 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 6 [2020-11-06 21:34:37,432 WARN L194 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-11-06 21:34:37,720 WARN L194 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:37,987 WARN L194 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-11-06 21:34:38,507 WARN L194 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-11-06 21:34:39,084 WARN L194 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2020-11-06 21:34:39,360 WARN L194 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:39,687 WARN L194 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:34:40,223 WARN L194 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-11-06 21:34:40,504 WARN L194 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-11-06 21:34:41,035 WARN L194 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 8 [2020-11-06 21:34:41,589 WARN L194 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 8 [2020-11-06 21:34:41,863 WARN L194 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-11-06 21:34:42,175 WARN L194 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:42,471 WARN L194 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:43,283 WARN L194 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 14 [2020-11-06 21:34:43,579 WARN L194 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-11-06 21:34:43,863 WARN L194 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:44,395 WARN L194 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-11-06 21:34:44,685 WARN L194 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-11-06 21:34:44,953 WARN L194 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-11-06 21:34:45,283 WARN L194 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-11-06 21:34:45,551 WARN L194 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-11-06 21:34:45,844 WARN L194 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-11-06 21:34:46,383 WARN L194 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-11-06 21:34:46,399 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-11-06 21:34:46,399 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-06 21:34:46,399 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-11-06 21:34:46,399 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-06 21:34:46,400 INFO L266 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-11-06 21:34:46,400 INFO L266 CegarLoopResult]: For program point L128-2(lines 128 149) no Hoare annotation was computed. [2020-11-06 21:34:46,400 INFO L266 CegarLoopResult]: For program point L150(lines 127 151) no Hoare annotation was computed. [2020-11-06 21:34:46,400 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 103 158) no Hoare annotation was computed. [2020-11-06 21:34:46,400 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 103 158) no Hoare annotation was computed. [2020-11-06 21:34:46,400 INFO L266 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2020-11-06 21:34:46,401 INFO L266 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2020-11-06 21:34:46,401 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 103 158) no Hoare annotation was computed. [2020-11-06 21:34:46,401 INFO L266 CegarLoopResult]: For program point L191(lines 191 195) no Hoare annotation was computed. [2020-11-06 21:34:46,401 INFO L266 CegarLoopResult]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2020-11-06 21:34:46,401 INFO L266 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-11-06 21:34:46,401 INFO L266 CegarLoopResult]: For program point L185-2(lines 185 210) no Hoare annotation was computed. [2020-11-06 21:34:46,401 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 159 218) no Hoare annotation was computed. [2020-11-06 21:34:46,401 INFO L266 CegarLoopResult]: For program point L211(lines 184 212) no Hoare annotation was computed. [2020-11-06 21:34:46,402 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 159 218) no Hoare annotation was computed. [2020-11-06 21:34:46,402 INFO L266 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-11-06 21:34:46,402 INFO L266 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-11-06 21:34:46,402 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 159 218) no Hoare annotation was computed. [2020-11-06 21:34:46,402 INFO L269 CegarLoopResult]: At program point select_helpersFINAL(lines 831 837) the Hoare annotation is: true [2020-11-06 21:34:46,402 INFO L266 CegarLoopResult]: For program point select_helpersEXIT(lines 831 837) no Hoare annotation was computed. [2020-11-06 21:34:46,402 INFO L266 CegarLoopResult]: For program point valid_productEXIT(lines 838 846) no Hoare annotation was computed. [2020-11-06 21:34:46,402 INFO L269 CegarLoopResult]: At program point valid_productENTRY(lines 838 846) the Hoare annotation is: true [2020-11-06 21:34:46,403 INFO L266 CegarLoopResult]: For program point valid_productFINAL(lines 838 846) no Hoare annotation was computed. [2020-11-06 21:34:46,403 INFO L266 CegarLoopResult]: For program point L930-1(lines 930 937) no Hoare annotation was computed. [2020-11-06 21:34:46,403 INFO L266 CegarLoopResult]: For program point L928(line 928) no Hoare annotation was computed. [2020-11-06 21:34:46,403 INFO L262 CegarLoopResult]: At program point L927(line 927) 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 21:34:46,403 INFO L262 CegarLoopResult]: At program point L926(line 926) 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 21:34:46,403 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 920 942) 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 21:34:46,404 INFO L262 CegarLoopResult]: At program point L926-1(line 926) 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 21:34:46,404 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 920 942) no Hoare annotation was computed. [2020-11-06 21:34:46,404 INFO L266 CegarLoopResult]: For program point mainFINAL(lines 920 942) no Hoare annotation was computed. [2020-11-06 21:34:46,404 INFO L262 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~8 ~systemActive~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 21:34:46,404 INFO L262 CegarLoopResult]: At program point L932-1(line 932) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~8 ~systemActive~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 21:34:46,404 INFO L266 CegarLoopResult]: For program point L930(lines 930 937) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point Specification2EXIT(lines 879 902) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point L894(line 894) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point Specification2ENTRY(lines 879 902) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-11-06 21:34:46,405 INFO L266 CegarLoopResult]: For program point Specification2FINAL(lines 879 902) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-11-06 21:34:46,406 INFO L266 CegarLoopResult]: For program point stopSystemEXIT(lines 760 774) no Hoare annotation was computed. [2020-11-06 21:34:46,407 INFO L262 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-11-06 21:34:46,407 INFO L266 CegarLoopResult]: For program point L764(lines 764 770) no Hoare annotation was computed. [2020-11-06 21:34:46,407 INFO L262 CegarLoopResult]: At program point stopSystemENTRY(lines 760 774) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-11-06 21:34:46,407 INFO L266 CegarLoopResult]: For program point stopSystemFINAL(lines 760 774) no Hoare annotation was computed. [2020-11-06 21:34:46,407 INFO L266 CegarLoopResult]: For program point isPumpRunningEXIT(lines 696 704) no Hoare annotation was computed. [2020-11-06 21:34:46,407 INFO L269 CegarLoopResult]: At program point isPumpRunningENTRY(lines 696 704) the Hoare annotation is: true [2020-11-06 21:34:46,407 INFO L266 CegarLoopResult]: For program point isPumpRunningFINAL(lines 696 704) no Hoare annotation was computed. [2020-11-06 21:34:46,407 INFO L266 CegarLoopResult]: For program point L750(lines 750 754) no Hoare annotation was computed. [2020-11-06 21:34:46,407 INFO L269 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: true [2020-11-06 21:34:46,407 INFO L266 CegarLoopResult]: For program point L750-2(lines 750 754) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L269 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 741 759) the Hoare annotation is: true [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 741 759) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 741 759) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point L735(line 735) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point L735-1(line 735) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point L724(lines 724 732) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point printPumpFINAL(lines 705 740) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point L712(lines 712 720) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point printPumpENTRY(lines 705 740) no Hoare annotation was computed. [2020-11-06 21:34:46,408 INFO L266 CegarLoopResult]: For program point L712-2(lines 712 720) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point printPumpEXIT(lines 705 740) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point select_featuresEXIT(lines 824 830) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L269 CegarLoopResult]: At program point select_featuresFINAL(lines 824 830) the Hoare annotation is: true [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 57 102) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 57 102) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 57 102) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point L384(lines 384 404) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point L384-1(lines 384 404) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 370 415) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point L401(lines 401 402) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 394 395) no Hoare annotation was computed. [2020-11-06 21:34:46,409 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 401 402) no Hoare annotation was computed. [2020-11-06 21:34:46,410 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 370 415) no Hoare annotation was computed. [2020-11-06 21:34:46,410 INFO L266 CegarLoopResult]: For program point L394(lines 394 395) no Hoare annotation was computed. [2020-11-06 21:34:46,410 INFO L266 CegarLoopResult]: For program point L390(lines 390 397) no Hoare annotation was computed. [2020-11-06 21:34:46,410 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 370 415) no Hoare annotation was computed. [2020-11-06 21:34:46,410 INFO L262 CegarLoopResult]: At program point runTestENTRY(lines 910 919) 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 21:34:46,410 INFO L266 CegarLoopResult]: For program point runTestEXIT(lines 910 919) no Hoare annotation was computed. [2020-11-06 21:34:46,410 INFO L266 CegarLoopResult]: For program point runTestFINAL(lines 910 919) no Hoare annotation was computed. [2020-11-06 21:34:46,410 INFO L266 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-11-06 21:34:46,411 INFO L266 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 685 695) no Hoare annotation was computed. [2020-11-06 21:34:46,411 INFO L266 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 685 695) no Hoare annotation was computed. [2020-11-06 21:34:46,411 INFO L266 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 685 695) no Hoare annotation was computed. [2020-11-06 21:34:46,411 INFO L266 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-11-06 21:34:46,411 INFO L269 CegarLoopResult]: At program point deactivatePumpENTRY(lines 677 684) the Hoare annotation is: true [2020-11-06 21:34:46,411 INFO L266 CegarLoopResult]: For program point deactivatePumpEXIT(lines 677 684) no Hoare annotation was computed. [2020-11-06 21:34:46,411 INFO L266 CegarLoopResult]: For program point deactivatePumpFINAL(lines 677 684) no Hoare annotation was computed. [2020-11-06 21:34:46,411 INFO L262 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:46,412 INFO L262 CegarLoopResult]: At program point L636(line 636) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:46,412 INFO L266 CegarLoopResult]: For program point L634(lines 634 642) no Hoare annotation was computed. [2020-11-06 21:34:46,412 INFO L262 CegarLoopResult]: At program point L632(line 632) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:46,412 INFO L266 CegarLoopResult]: For program point L632-1(line 632) no Hoare annotation was computed. [2020-11-06 21:34:46,412 INFO L266 CegarLoopResult]: For program point processEnvironmentEXIT(lines 626 650) no Hoare annotation was computed. [2020-11-06 21:34:46,412 INFO L266 CegarLoopResult]: For program point L630(lines 630 647) no Hoare annotation was computed. [2020-11-06 21:34:46,412 INFO L262 CegarLoopResult]: At program point processEnvironmentENTRY(lines 626 650) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:46,412 INFO L262 CegarLoopResult]: At program point L645(line 645) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:46,413 INFO L266 CegarLoopResult]: For program point L645-1(lines 626 650) no Hoare annotation was computed. [2020-11-06 21:34:46,413 INFO L266 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 618 624) no Hoare annotation was computed. [2020-11-06 21:34:46,413 INFO L269 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 618 624) the Hoare annotation is: true [2020-11-06 21:34:46,413 INFO L262 CegarLoopResult]: At program point testENTRY(lines 517 584) 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 21:34:46,413 INFO L262 CegarLoopResult]: At program point L574(lines 527 576) 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 21:34:46,413 INFO L262 CegarLoopResult]: At program point L539(line 539) 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 21:34:46,413 INFO L266 CegarLoopResult]: For program point L537(lines 537 543) no Hoare annotation was computed. [2020-11-06 21:34:46,413 INFO L266 CegarLoopResult]: For program point L537-1(lines 537 543) no Hoare annotation was computed. [2020-11-06 21:34:46,414 INFO L266 CegarLoopResult]: For program point testFINAL(lines 517 584) no Hoare annotation was computed. [2020-11-06 21:34:46,414 INFO L266 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-11-06 21:34:46,414 INFO L262 CegarLoopResult]: At program point L577(lines 526 578) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:34:46,414 INFO L262 CegarLoopResult]: At program point L567(line 567) 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 21:34:46,414 INFO L266 CegarLoopResult]: For program point L565(lines 565 571) no Hoare annotation was computed. [2020-11-06 21:34:46,414 INFO L262 CegarLoopResult]: At program point L565-1(lines 557 572) 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 21:34:46,414 INFO L266 CegarLoopResult]: For program point L528(lines 527 576) no Hoare annotation was computed. [2020-11-06 21:34:46,414 INFO L262 CegarLoopResult]: At program point L559(line 559) 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 21:34:46,414 INFO L266 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-11-06 21:34:46,414 INFO L262 CegarLoopResult]: At program point L549(line 549) 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 21:34:46,415 INFO L266 CegarLoopResult]: For program point L547(lines 547 553) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point testEXIT(lines 517 584) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point L547-1(lines 547 553) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 348 349) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 355 356) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point L348(lines 348 349) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 324 369) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point L344(lines 344 351) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 324 369) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point L338(lines 338 358) no Hoare annotation was computed. [2020-11-06 21:34:46,415 INFO L266 CegarLoopResult]: For program point L338-1(lines 338 358) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 324 369) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point L355(lines 355 356) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 651 658) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 651 658) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 651 658) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 503 511) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L269 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 503 511) the Hoare annotation is: true [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 503 511) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point L479(lines 479 487) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point L479-2(lines 479 487) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point printEnvironmentEXIT(lines 471 493) no Hoare annotation was computed. [2020-11-06 21:34:46,416 INFO L266 CegarLoopResult]: For program point printEnvironmentENTRY(lines 471 493) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point printEnvironmentFINAL(lines 471 493) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 221 323) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point L250(lines 250 266) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point L310(lines 310 317) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point L271(lines 270 290) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point L267(lines 267 308) no Hoare annotation was computed. [2020-11-06 21:34:46,417 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 221 323) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point L245(lines 245 249) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point L309(lines 309 320) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 221 323) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point L270-2(lines 270 290) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point L291(lines 269 292) no Hoare annotation was computed. [2020-11-06 21:34:46,418 INFO L266 CegarLoopResult]: For program point select_oneENTRY(lines 814 823) no Hoare annotation was computed. [2020-11-06 21:34:46,419 INFO L266 CegarLoopResult]: For program point select_oneFINAL(lines 814 823) no Hoare annotation was computed. [2020-11-06 21:34:46,419 INFO L266 CegarLoopResult]: For program point select_oneEXIT(lines 814 823) no Hoare annotation was computed. [2020-11-06 21:34:46,419 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:34:46,419 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.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~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-11-06 21:34:46,419 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:34:46,419 INFO L266 CegarLoopResult]: For program point L671(line 671) no Hoare annotation was computed. [2020-11-06 21:34:46,419 INFO L266 CegarLoopResult]: For program point L671-1(lines 660 676) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point activatePumpEXIT(lines 660 676) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point L667(lines 667 673) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point activatePumpENTRY(lines 660 676) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point getWaterLevelENTRY(lines 494 502) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point getWaterLevelFINAL(lines 494 502) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point getWaterLevelEXIT(lines 494 502) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:34:46,420 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-11-06 21:34:46,421 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:34:46,421 INFO L262 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 450 461) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-11-06 21:34:46,421 INFO L266 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 450 461) no Hoare annotation was computed. [2020-11-06 21:34:46,421 INFO L266 CegarLoopResult]: For program point L454-1(lines 450 461) no Hoare annotation was computed. [2020-11-06 21:34:46,421 INFO L269 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 462 470) the Hoare annotation is: true [2020-11-06 21:34:46,421 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 462 470) no Hoare annotation was computed. [2020-11-06 21:34:46,421 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 462 470) no Hoare annotation was computed. [2020-11-06 21:34:46,421 INFO L262 CegarLoopResult]: At program point L607(line 607) 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 21:34:46,421 INFO L262 CegarLoopResult]: At program point L605(lines 605 611) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:46,422 INFO L262 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-11-06 21:34:46,422 INFO L266 CegarLoopResult]: For program point L598(lines 597 616) no Hoare annotation was computed. [2020-11-06 21:34:46,422 INFO L262 CegarLoopResult]: At program point timeShiftENTRY(lines 594 617) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:34:46,422 INFO L266 CegarLoopResult]: For program point timeShiftEXIT(lines 594 617) no Hoare annotation was computed. [2020-11-06 21:34:46,422 INFO L266 CegarLoopResult]: For program point timeShiftFINAL(lines 594 617) no Hoare annotation was computed. [2020-11-06 21:34:46,422 INFO L266 CegarLoopResult]: For program point cleanupEXIT(lines 849 878) no Hoare annotation was computed. [2020-11-06 21:34:46,422 INFO L266 CegarLoopResult]: For program point L863(lines 863 867) no Hoare annotation was computed. [2020-11-06 21:34:46,422 INFO L269 CegarLoopResult]: At program point L863-1(lines 863 867) the Hoare annotation is: true [2020-11-06 21:34:46,422 INFO L269 CegarLoopResult]: At program point cleanupENTRY(lines 849 878) the Hoare annotation is: true [2020-11-06 21:34:46,423 INFO L266 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-11-06 21:34:46,423 INFO L269 CegarLoopResult]: At program point L859-2(lines 859 873) the Hoare annotation is: true [2020-11-06 21:34:46,423 INFO L269 CegarLoopResult]: At program point L855(line 855) the Hoare annotation is: true [2020-11-06 21:34:46,423 INFO L266 CegarLoopResult]: For program point L855-1(line 855) no Hoare annotation was computed. [2020-11-06 21:34:46,423 INFO L269 CegarLoopResult]: At program point L874(lines 849 878) the Hoare annotation is: true [2020-11-06 21:34:46,423 INFO L266 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-11-06 21:34:46,423 INFO L269 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 426 437) the Hoare annotation is: true [2020-11-06 21:34:46,423 INFO L266 CegarLoopResult]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2020-11-06 21:34:46,423 INFO L266 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 426 437) no Hoare annotation was computed. [2020-11-06 21:34:46,423 INFO L266 CegarLoopResult]: For program point setupEXIT(lines 903 909) no Hoare annotation was computed. [2020-11-06 21:34:46,424 INFO L269 CegarLoopResult]: At program point setupFINAL(lines 903 909) the Hoare annotation is: true [2020-11-06 21:34:46,424 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:34:46,424 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 21:34:46,424 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 21:34:46,424 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:34:46,424 INFO L266 CegarLoopResult]: For program point startSystemEXIT(lines 775 782) no Hoare annotation was computed. [2020-11-06 21:34:46,424 INFO L262 CegarLoopResult]: At program point startSystemENTRY(lines 775 782) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-11-06 21:34:46,424 INFO L266 CegarLoopResult]: For program point startSystemFINAL(lines 775 782) no Hoare annotation was computed. [2020-11-06 21:34:46,424 INFO L266 CegarLoopResult]: For program point waterRiseEXIT(lines 438 449) no Hoare annotation was computed. [2020-11-06 21:34:46,424 INFO L266 CegarLoopResult]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2020-11-06 21:34:46,425 INFO L262 CegarLoopResult]: At program point waterRiseENTRY(lines 438 449) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-11-06 21:34:46,425 INFO L266 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-11-06 21:34:46,425 INFO L266 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-06 21:34:46,425 INFO L269 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-11-06 21:34:46,425 INFO L266 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-11-06 21:34:46,425 INFO L262 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-11-06 21:34:46,425 INFO L269 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 784 808) the Hoare annotation is: true [2020-11-06 21:34:46,425 INFO L266 CegarLoopResult]: For program point L796(lines 796 802) no Hoare annotation was computed. [2020-11-06 21:34:46,425 INFO L262 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-11-06 21:34:46,425 INFO L266 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-11-06 21:34:46,426 INFO L266 CegarLoopResult]: For program point L792(lines 792 805) no Hoare annotation was computed. [2020-11-06 21:34:46,426 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 784 808) no Hoare annotation was computed. [2020-11-06 21:34:46,426 INFO L266 CegarLoopResult]: For program point L792-1(lines 784 808) no Hoare annotation was computed. [2020-11-06 21:34:46,426 INFO L269 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: true [2020-11-06 21:34:46,426 INFO L266 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-11-06 21:34:46,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:34:46 BoogieIcfgContainer [2020-11-06 21:34:46,446 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 21:34:46,448 INFO L168 Benchmark]: Toolchain (without parser) took 35389.68 ms. Allocated memory was 155.2 MB in the beginning and 488.6 MB in the end (delta: 333.4 MB). Free memory was 129.8 MB in the beginning and 286.8 MB in the end (delta: -157.0 MB). Peak memory consumption was 289.2 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:46,449 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 155.2 MB. Free memory is still 126.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 21:34:46,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.51 ms. Allocated memory is still 155.2 MB. Free memory was 129.3 MB in the beginning and 108.6 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:46,450 INFO L168 Benchmark]: Boogie Preprocessor took 141.26 ms. Allocated memory is still 155.2 MB. Free memory was 108.6 MB in the beginning and 104.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:46,451 INFO L168 Benchmark]: RCFGBuilder took 1413.45 ms. Allocated memory is still 155.2 MB. Free memory was 104.5 MB in the beginning and 53.1 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.6 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:46,452 INFO L168 Benchmark]: TraceAbstraction took 33190.13 ms. Allocated memory was 155.2 MB in the beginning and 488.6 MB in the end (delta: 333.4 MB). Free memory was 52.6 MB in the beginning and 286.8 MB in the end (delta: -234.3 MB). Peak memory consumption was 210.3 MB. Max. memory is 8.0 GB. [2020-11-06 21:34:46,456 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 155.2 MB. Free memory is still 126.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 630.51 ms. Allocated memory is still 155.2 MB. Free memory was 129.3 MB in the beginning and 108.6 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 141.26 ms. Allocated memory is still 155.2 MB. Free memory was 108.6 MB in the beginning and 104.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1413.45 ms. Allocated memory is still 155.2 MB. Free memory was 104.5 MB in the beginning and 53.1 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 33190.13 ms. Allocated memory was 155.2 MB in the beginning and 488.6 MB in the end (delta: 333.4 MB). Free memory was 52.6 MB in the beginning and 286.8 MB in the end (delta: -234.3 MB). Peak memory consumption was 210.3 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: 355]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 348]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 394]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 401]: 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: 527]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 243 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 15.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 498 SDtfs, 812 SDslu, 432 SDs, 0 SdLazy, 2089 SolverSat, 557 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=404occurred 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, 244 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 510 PreInvPairs, 613 NumberOfFragments, 724 HoareAnnotationTreeSize, 510 FomulaSimplifications, 118987 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 55 FomulaSimplificationsInter, 18824 FormulaSimplificationTreeSizeReductionInter, 9.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 268 NumberOfCodeBlocks, 268 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 80162 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...