/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:44:55,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:44:55,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:44:55,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:44:55,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:44:55,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:44:55,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:44:55,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:44:55,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:44:55,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:44:55,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:44:55,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:44:55,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:44:55,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:44:55,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:44:55,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:44:55,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:44:55,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:44:55,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:44:55,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:44:55,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:44:55,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:44:55,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:44:55,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:44:55,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:44:55,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:44:55,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:44:55,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:44:55,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:44:55,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:44:55,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:44:55,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:44:55,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:44:55,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:44:55,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:44:55,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:44:55,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:44:55,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:44:55,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:44:55,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:44:55,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:44:55,728 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-07 10:44:55,763 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:44:55,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:44:55,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:44:55,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:44:55,766 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:44:55,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:44:55,766 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:44:55,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:44:55,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:44:55,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:44:55,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:44:55,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:44:55,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:44:55,770 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:44:55,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:44:55,770 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:44:55,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:44:55,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:44:55,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:44:55,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:44:55,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:44:55,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:44:55,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:44:55,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:44:55,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:44:55,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:44:55,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:44:55,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:44:55,776 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:44:55,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:44:56,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:44:56,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:44:56,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:44:56,145 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:44:56,146 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:44:56,147 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c [2020-07-07 10:44:56,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a79ed73f/13eb66729f354837be38c889f455a48f/FLAG8eed399ca [2020-07-07 10:44:56,744 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:44:56,744 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c [2020-07-07 10:44:56,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a79ed73f/13eb66729f354837be38c889f455a48f/FLAG8eed399ca [2020-07-07 10:44:57,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a79ed73f/13eb66729f354837be38c889f455a48f [2020-07-07 10:44:57,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:44:57,072 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:44:57,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:44:57,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:44:57,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:44:57,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b19309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57, skipping insertion in model container [2020-07-07 10:44:57,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:44:57,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:44:57,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:44:57,564 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:44:57,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:44:57,681 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:44:57,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57 WrapperNode [2020-07-07 10:44:57,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:44:57,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:44:57,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:44:57,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:44:57,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (1/1) ... [2020-07-07 10:44:57,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:44:57,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:44:57,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:44:57,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:44:57,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:44:57,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:44:57,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:44:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:44:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:44:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:44:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:44:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:44:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:44:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:44:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:44:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:44:57,851 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:44:57,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:44:57,852 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:44:57,852 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:44:57,852 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:44:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:44:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:44:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:44:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:44:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:44:57,854 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:44:57,854 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:44:57,854 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:44:57,854 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:44:57,855 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:44:57,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:44:57,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-07 10:44:57,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:44:57,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:44:57,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:44:57,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:44:57,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:44:57,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:44:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:44:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:44:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:44:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:44:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:44:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:44:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:44:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:44:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:44:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:44:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:44:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:44:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:44:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:44:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-07 10:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:44:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:44:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:44:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:44:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:44:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:44:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:44:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:44:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:44:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:44:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:44:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:44:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:44:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:44:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:44:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:44:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:44:58,784 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:44:58,784 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:44:58,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:44:58 BoogieIcfgContainer [2020-07-07 10:44:58,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:44:58,808 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:44:58,808 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:44:58,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:44:58,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:44:57" (1/3) ... [2020-07-07 10:44:58,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a943cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:44:58, skipping insertion in model container [2020-07-07 10:44:58,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:44:57" (2/3) ... [2020-07-07 10:44:58,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a943cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:44:58, skipping insertion in model container [2020-07-07 10:44:58,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:44:58" (3/3) ... [2020-07-07 10:44:58,815 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product01.cil.c [2020-07-07 10:44:58,826 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:44:58,834 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:44:58,850 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:44:58,877 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:44:58,877 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:44:58,877 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:44:58,878 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:44:58,878 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:44:58,878 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:44:58,879 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:44:58,879 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:44:58,902 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states. [2020-07-07 10:44:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-07 10:44:58,912 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:44:58,913 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] [2020-07-07 10:44:58,914 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:44:58,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:44:58,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1757322053, now seen corresponding path program 1 times [2020-07-07 10:44:58,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:44:58,931 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952880151] [2020-07-07 10:44:58,932 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:44:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:44:59,594 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:44:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:44:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:44:59,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:44:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:44:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:44:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:44:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:44:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:44:59,695 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952880151] [2020-07-07 10:44:59,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:44:59,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-07 10:44:59,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803862445] [2020-07-07 10:44:59,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:44:59,703 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:44:59,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:44:59,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:44:59,720 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 3 states. [2020-07-07 10:45:00,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:00,555 INFO L93 Difference]: Finished difference Result 199 states and 270 transitions. [2020-07-07 10:45:00,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:45:00,557 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-07 10:45:00,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:00,571 INFO L225 Difference]: With dead ends: 199 [2020-07-07 10:45:00,571 INFO L226 Difference]: Without dead ends: 109 [2020-07-07 10:45:00,576 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:45:00,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-07 10:45:00,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-07-07 10:45:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-07 10:45:00,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 94 transitions. [2020-07-07 10:45:00,679 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 94 transitions. Word has length 46 [2020-07-07 10:45:00,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:00,680 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 94 transitions. [2020-07-07 10:45:00,680 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:45:00,680 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2020-07-07 10:45:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-07 10:45:00,683 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:00,683 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] [2020-07-07 10:45:00,683 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:45:00,683 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:00,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:00,684 INFO L82 PathProgramCache]: Analyzing trace with hash -745095734, now seen corresponding path program 1 times [2020-07-07 10:45:00,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:00,685 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747149393] [2020-07-07 10:45:00,685 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:01,075 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:01,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747149393] [2020-07-07 10:45:01,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:01,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:45:01,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705395061] [2020-07-07 10:45:01,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:45:01,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:01,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:45:01,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:45:01,123 INFO L87 Difference]: Start difference. First operand 81 states and 94 transitions. Second operand 4 states. [2020-07-07 10:45:01,559 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:45:02,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:02,041 INFO L93 Difference]: Finished difference Result 132 states and 161 transitions. [2020-07-07 10:45:02,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 10:45:02,043 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-07 10:45:02,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:02,046 INFO L225 Difference]: With dead ends: 132 [2020-07-07 10:45:02,046 INFO L226 Difference]: Without dead ends: 93 [2020-07-07 10:45:02,048 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:45:02,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-07 10:45:02,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 72. [2020-07-07 10:45:02,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-07-07 10:45:02,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 82 transitions. [2020-07-07 10:45:02,083 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 82 transitions. Word has length 47 [2020-07-07 10:45:02,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:02,083 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 82 transitions. [2020-07-07 10:45:02,083 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:45:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2020-07-07 10:45:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-07 10:45:02,085 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:02,086 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] [2020-07-07 10:45:02,086 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:45:02,086 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:02,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:02,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1066187872, now seen corresponding path program 1 times [2020-07-07 10:45:02,087 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:02,087 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274263525] [2020-07-07 10:45:02,087 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:02,438 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:02,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:02,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274263525] [2020-07-07 10:45:02,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:02,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:45:02,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915927633] [2020-07-07 10:45:02,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:45:02,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:02,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:45:02,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:45:02,546 INFO L87 Difference]: Start difference. First operand 72 states and 82 transitions. Second operand 8 states. [2020-07-07 10:45:02,934 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:03,224 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:03,474 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:03,712 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:04,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:04,395 INFO L93 Difference]: Finished difference Result 141 states and 175 transitions. [2020-07-07 10:45:04,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:45:04,397 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-07 10:45:04,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:04,399 INFO L225 Difference]: With dead ends: 141 [2020-07-07 10:45:04,399 INFO L226 Difference]: Without dead ends: 93 [2020-07-07 10:45:04,401 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:45:04,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-07 10:45:04,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 72. [2020-07-07 10:45:04,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-07-07 10:45:04,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 81 transitions. [2020-07-07 10:45:04,437 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 81 transitions. Word has length 51 [2020-07-07 10:45:04,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:04,437 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 81 transitions. [2020-07-07 10:45:04,438 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:45:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2020-07-07 10:45:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-07 10:45:04,449 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:04,450 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] [2020-07-07 10:45:04,450 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:45:04,451 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:04,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:04,451 INFO L82 PathProgramCache]: Analyzing trace with hash -1773574869, now seen corresponding path program 1 times [2020-07-07 10:45:04,451 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:04,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605524797] [2020-07-07 10:45:04,452 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,790 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:04,865 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605524797] [2020-07-07 10:45:04,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:04,865 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:45:04,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953187768] [2020-07-07 10:45:04,866 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:45:04,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:04,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:45:04,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:45:04,867 INFO L87 Difference]: Start difference. First operand 72 states and 81 transitions. Second operand 8 states. [2020-07-07 10:45:05,243 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:05,934 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:06,172 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:06,413 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:06,680 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:06,960 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:07,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:07,288 INFO L93 Difference]: Finished difference Result 180 states and 226 transitions. [2020-07-07 10:45:07,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-07 10:45:07,289 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-07-07 10:45:07,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:07,294 INFO L225 Difference]: With dead ends: 180 [2020-07-07 10:45:07,294 INFO L226 Difference]: Without dead ends: 132 [2020-07-07 10:45:07,295 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2020-07-07 10:45:07,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-07 10:45:07,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 118. [2020-07-07 10:45:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-07 10:45:07,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 139 transitions. [2020-07-07 10:45:07,325 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 139 transitions. Word has length 54 [2020-07-07 10:45:07,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:07,325 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 139 transitions. [2020-07-07 10:45:07,326 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:45:07,326 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 139 transitions. [2020-07-07 10:45:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-07 10:45:07,327 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:07,327 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:07,327 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:45:07,327 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:07,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:07,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1393150715, now seen corresponding path program 1 times [2020-07-07 10:45:07,328 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:07,328 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323133283] [2020-07-07 10:45:07,328 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,620 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:07,782 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323133283] [2020-07-07 10:45:07,782 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:07,782 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 10:45:07,783 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318875314] [2020-07-07 10:45:07,785 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 10:45:07,785 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:07,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 10:45:07,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:45:07,786 INFO L87 Difference]: Start difference. First operand 118 states and 139 transitions. Second operand 5 states. [2020-07-07 10:45:08,159 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:08,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:08,607 INFO L93 Difference]: Finished difference Result 179 states and 226 transitions. [2020-07-07 10:45:08,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-07 10:45:08,608 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-07-07 10:45:08,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:08,608 INFO L225 Difference]: With dead ends: 179 [2020-07-07 10:45:08,609 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:45:08,611 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:45:08,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:45:08,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:45:08,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:45:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:45:08,612 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-07-07 10:45:08,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:08,612 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:45:08,612 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 10:45:08,613 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:45:08,613 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:45:08,613 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:45:08,615 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:45:08,759 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 13 [2020-07-07 10:45:10,082 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-07 10:45:10,259 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-07 10:45:10,458 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-07 10:45:10,627 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-07 10:45:10,806 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-07 10:45:10,971 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-07 10:45:11,190 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:11,371 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-07-07 10:45:11,561 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-07-07 10:45:11,736 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-07-07 10:45:11,926 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-07-07 10:45:12,113 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-07-07 10:45:12,281 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-07-07 10:45:12,482 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-07-07 10:45:12,487 INFO L268 CegarLoopResult]: For program point L573(lines 550 574) no Hoare annotation was computed. [2020-07-07 10:45:12,487 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 526 581) no Hoare annotation was computed. [2020-07-07 10:45:12,487 INFO L268 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-07-07 10:45:12,487 INFO L268 CegarLoopResult]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2020-07-07 10:45:12,487 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-07-07 10:45:12,488 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 526 581) no Hoare annotation was computed. [2020-07-07 10:45:12,488 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 572) no Hoare annotation was computed. [2020-07-07 10:45:12,488 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 526 581) no Hoare annotation was computed. [2020-07-07 10:45:12,488 INFO L268 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-07-07 10:45:12,488 INFO L268 CegarLoopResult]: For program point L608-2(lines 608 633) no Hoare annotation was computed. [2020-07-07 10:45:12,488 INFO L268 CegarLoopResult]: For program point L634(lines 607 635) no Hoare annotation was computed. [2020-07-07 10:45:12,489 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 582 641) no Hoare annotation was computed. [2020-07-07 10:45:12,489 INFO L268 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-07-07 10:45:12,489 INFO L268 CegarLoopResult]: For program point L627-1(line 627) no Hoare annotation was computed. [2020-07-07 10:45:12,489 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 582 641) no Hoare annotation was computed. [2020-07-07 10:45:12,489 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 582 641) no Hoare annotation was computed. [2020-07-07 10:45:12,490 INFO L268 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-07-07 10:45:12,490 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2020-07-07 10:45:12,490 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-07-07 10:45:12,490 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-07-07 10:45:12,490 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-07-07 10:45:12,490 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-07-07 10:45:12,490 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-07-07 10:45:12,490 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 448 472) the Hoare annotation is: true [2020-07-07 10:45:12,491 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 448 472) no Hoare annotation was computed. [2020-07-07 10:45:12,491 INFO L264 CegarLoopResult]: At program point L462(line 462) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0))) [2020-07-07 10:45:12,491 INFO L268 CegarLoopResult]: For program point L460(lines 460 466) no Hoare annotation was computed. [2020-07-07 10:45:12,491 INFO L264 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0))) [2020-07-07 10:45:12,491 INFO L268 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-07-07 10:45:12,491 INFO L268 CegarLoopResult]: For program point L456(lines 456 469) no Hoare annotation was computed. [2020-07-07 10:45:12,492 INFO L268 CegarLoopResult]: For program point L456-1(lines 448 472) no Hoare annotation was computed. [2020-07-07 10:45:12,492 INFO L271 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: true [2020-07-07 10:45:12,492 INFO L268 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-07-07 10:45:12,492 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 164 186) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,492 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 164 186) no Hoare annotation was computed. [2020-07-07 10:45:12,492 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,493 INFO L264 CegarLoopResult]: At program point L176-1(line 176) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,493 INFO L268 CegarLoopResult]: For program point L174(lines 174 181) no Hoare annotation was computed. [2020-07-07 10:45:12,493 INFO L268 CegarLoopResult]: For program point L174-1(lines 174 181) no Hoare annotation was computed. [2020-07-07 10:45:12,493 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 164 186) no Hoare annotation was computed. [2020-07-07 10:45:12,493 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-07 10:45:12,493 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,493 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,494 INFO L264 CegarLoopResult]: At program point L170-1(line 170) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,494 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-07 10:45:12,494 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-07 10:45:12,494 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 122 145) no Hoare annotation was computed. [2020-07-07 10:45:12,494 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-07 10:45:12,494 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 122 145) no Hoare annotation was computed. [2020-07-07 10:45:12,495 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 122 145) no Hoare annotation was computed. [2020-07-07 10:45:12,495 INFO L268 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-07-07 10:45:12,495 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-07 10:45:12,495 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-07-07 10:45:12,495 INFO L268 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-07-07 10:45:12,495 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-07 10:45:12,495 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-07-07 10:45:12,495 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-07-07 10:45:12,496 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-07 10:45:12,496 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-07 10:45:12,496 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-07-07 10:45:12,496 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-07 10:45:12,496 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 256 264) no Hoare annotation was computed. [2020-07-07 10:45:12,496 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 256 264) the Hoare annotation is: true [2020-07-07 10:45:12,496 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 256 264) no Hoare annotation was computed. [2020-07-07 10:45:12,497 INFO L268 CegarLoopResult]: For program point L284(lines 284 292) no Hoare annotation was computed. [2020-07-07 10:45:12,497 INFO L268 CegarLoopResult]: For program point L284-2(lines 284 292) no Hoare annotation was computed. [2020-07-07 10:45:12,497 INFO L268 CegarLoopResult]: For program point L272(lines 272 280) no Hoare annotation was computed. [2020-07-07 10:45:12,497 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 265 300) no Hoare annotation was computed. [2020-07-07 10:45:12,497 INFO L268 CegarLoopResult]: For program point L272-2(lines 272 280) no Hoare annotation was computed. [2020-07-07 10:45:12,497 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-07-07 10:45:12,497 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 265 300) no Hoare annotation was computed. [2020-07-07 10:45:12,498 INFO L268 CegarLoopResult]: For program point L295-1(line 295) no Hoare annotation was computed. [2020-07-07 10:45:12,498 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 265 300) no Hoare annotation was computed. [2020-07-07 10:45:12,498 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-07-07 10:45:12,498 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-07-07 10:45:12,498 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 480 525) no Hoare annotation was computed. [2020-07-07 10:45:12,498 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 480 525) no Hoare annotation was computed. [2020-07-07 10:45:12,498 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 480 525) no Hoare annotation was computed. [2020-07-07 10:45:12,499 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 154 163) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,499 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 154 163) no Hoare annotation was computed. [2020-07-07 10:45:12,499 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 154 163) no Hoare annotation was computed. [2020-07-07 10:45:12,499 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 793 838) no Hoare annotation was computed. [2020-07-07 10:45:12,499 INFO L268 CegarLoopResult]: For program point L813(lines 813 820) no Hoare annotation was computed. [2020-07-07 10:45:12,499 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 793 838) no Hoare annotation was computed. [2020-07-07 10:45:12,500 INFO L268 CegarLoopResult]: For program point L807(lines 807 827) no Hoare annotation was computed. [2020-07-07 10:45:12,500 INFO L268 CegarLoopResult]: For program point L807-1(lines 807 827) no Hoare annotation was computed. [2020-07-07 10:45:12,500 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 793 838) no Hoare annotation was computed. [2020-07-07 10:45:12,500 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 245 255) no Hoare annotation was computed. [2020-07-07 10:45:12,500 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 245 255) no Hoare annotation was computed. [2020-07-07 10:45:12,500 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-07-07 10:45:12,500 INFO L268 CegarLoopResult]: For program point L250-1(line 250) no Hoare annotation was computed. [2020-07-07 10:45:12,501 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 245 255) no Hoare annotation was computed. [2020-07-07 10:45:12,501 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 237 244) no Hoare annotation was computed. [2020-07-07 10:45:12,501 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 237 244) no Hoare annotation was computed. [2020-07-07 10:45:12,501 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 237 244) no Hoare annotation was computed. [2020-07-07 10:45:12,501 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 222 228) no Hoare annotation was computed. [2020-07-07 10:45:12,501 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 222 228) the Hoare annotation is: true [2020-07-07 10:45:12,501 INFO L268 CegarLoopResult]: For program point L322-1(lines 322 328) no Hoare annotation was computed. [2020-07-07 10:45:12,502 INFO L264 CegarLoopResult]: At program point testENTRY(lines 302 365) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,502 INFO L268 CegarLoopResult]: For program point L314(lines 314 318) no Hoare annotation was computed. [2020-07-07 10:45:12,502 INFO L268 CegarLoopResult]: For program point testFINAL(lines 302 365) no Hoare annotation was computed. [2020-07-07 10:45:12,502 INFO L264 CegarLoopResult]: At program point L358(lines 311 359) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:12,502 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-07-07 10:45:12,502 INFO L264 CegarLoopResult]: At program point L348-2(lines 342 353) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,502 INFO L268 CegarLoopResult]: For program point L313(lines 312 357) no Hoare annotation was computed. [2020-07-07 10:45:12,503 INFO L268 CegarLoopResult]: For program point L342(lines 342 353) no Hoare annotation was computed. [2020-07-07 10:45:12,503 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,503 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-07-07 10:45:12,503 INFO L268 CegarLoopResult]: For program point L332-1(lines 332 338) no Hoare annotation was computed. [2020-07-07 10:45:12,503 INFO L264 CegarLoopResult]: At program point L324(line 324) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,503 INFO L264 CegarLoopResult]: At program point L355(lines 312 357) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,503 INFO L268 CegarLoopResult]: For program point testEXIT(lines 302 365) no Hoare annotation was computed. [2020-07-07 10:45:12,504 INFO L268 CegarLoopResult]: For program point L322(lines 322 328) no Hoare annotation was computed. [2020-07-07 10:45:12,504 INFO L268 CegarLoopResult]: For program point L767(lines 767 774) no Hoare annotation was computed. [2020-07-07 10:45:12,504 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 747 792) no Hoare annotation was computed. [2020-07-07 10:45:12,504 INFO L268 CegarLoopResult]: For program point L761(lines 761 781) no Hoare annotation was computed. [2020-07-07 10:45:12,504 INFO L268 CegarLoopResult]: For program point L761-1(lines 761 781) no Hoare annotation was computed. [2020-07-07 10:45:12,504 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 747 792) no Hoare annotation was computed. [2020-07-07 10:45:12,504 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 747 792) no Hoare annotation was computed. [2020-07-07 10:45:12,504 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-07-07 10:45:12,505 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-07-07 10:45:12,505 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-07-07 10:45:12,505 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 415 437) no Hoare annotation was computed. [2020-07-07 10:45:12,505 INFO L268 CegarLoopResult]: For program point L423(lines 423 431) no Hoare annotation was computed. [2020-07-07 10:45:12,505 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 415 437) no Hoare annotation was computed. [2020-07-07 10:45:12,505 INFO L268 CegarLoopResult]: For program point L423-2(lines 423 431) no Hoare annotation was computed. [2020-07-07 10:45:12,505 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 415 437) no Hoare annotation was computed. [2020-07-07 10:45:12,505 INFO L268 CegarLoopResult]: For program point L673(lines 673 689) no Hoare annotation was computed. [2020-07-07 10:45:12,506 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 644 746) no Hoare annotation was computed. [2020-07-07 10:45:12,506 INFO L268 CegarLoopResult]: For program point L733(lines 733 740) no Hoare annotation was computed. [2020-07-07 10:45:12,506 INFO L268 CegarLoopResult]: For program point L694(lines 693 713) no Hoare annotation was computed. [2020-07-07 10:45:12,506 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-07-07 10:45:12,506 INFO L268 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-07-07 10:45:12,506 INFO L268 CegarLoopResult]: For program point L690(lines 690 731) no Hoare annotation was computed. [2020-07-07 10:45:12,506 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 644 746) no Hoare annotation was computed. [2020-07-07 10:45:12,506 INFO L268 CegarLoopResult]: For program point L709(line 709) no Hoare annotation was computed. [2020-07-07 10:45:12,507 INFO L268 CegarLoopResult]: For program point L709-1(line 709) no Hoare annotation was computed. [2020-07-07 10:45:12,507 INFO L268 CegarLoopResult]: For program point L668(lines 668 672) no Hoare annotation was computed. [2020-07-07 10:45:12,507 INFO L268 CegarLoopResult]: For program point L732(lines 732 743) no Hoare annotation was computed. [2020-07-07 10:45:12,507 INFO L268 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-07-07 10:45:12,507 INFO L268 CegarLoopResult]: For program point L693-2(lines 693 713) no Hoare annotation was computed. [2020-07-07 10:45:12,507 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 644 746) no Hoare annotation was computed. [2020-07-07 10:45:12,507 INFO L268 CegarLoopResult]: For program point L714(lines 692 715) no Hoare annotation was computed. [2020-07-07 10:45:12,507 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:12,508 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|)) [2020-07-07 10:45:12,508 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:12,508 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 229 236) no Hoare annotation was computed. [2020-07-07 10:45:12,508 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 229 236) no Hoare annotation was computed. [2020-07-07 10:45:12,508 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 229 236) no Hoare annotation was computed. [2020-07-07 10:45:12,509 INFO L268 CegarLoopResult]: For program point L398-1(lines 394 405) no Hoare annotation was computed. [2020-07-07 10:45:12,509 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 394 405) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,509 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 394 405) no Hoare annotation was computed. [2020-07-07 10:45:12,509 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 438 446) the Hoare annotation is: true [2020-07-07 10:45:12,509 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 438 446) no Hoare annotation was computed. [2020-07-07 10:45:12,509 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 438 446) no Hoare annotation was computed. [2020-07-07 10:45:12,509 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:12,509 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:45:12,510 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:12,510 INFO L264 CegarLoopResult]: At program point L211(line 211) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,510 INFO L264 CegarLoopResult]: At program point L209(lines 209 215) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,510 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 198 221) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,510 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:12,511 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 198 221) no Hoare annotation was computed. [2020-07-07 10:45:12,511 INFO L268 CegarLoopResult]: For program point L202(lines 201 220) no Hoare annotation was computed. [2020-07-07 10:45:12,511 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 198 221) no Hoare annotation was computed. [2020-07-07 10:45:12,511 INFO L271 CegarLoopResult]: At program point L99-2(lines 99 113) the Hoare annotation is: true [2020-07-07 10:45:12,511 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 89 118) no Hoare annotation was computed. [2020-07-07 10:45:12,511 INFO L271 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: true [2020-07-07 10:45:12,511 INFO L268 CegarLoopResult]: For program point L95-1(line 95) no Hoare annotation was computed. [2020-07-07 10:45:12,511 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 89 118) the Hoare annotation is: true [2020-07-07 10:45:12,512 INFO L271 CegarLoopResult]: At program point L114(lines 89 118) the Hoare annotation is: true [2020-07-07 10:45:12,512 INFO L268 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-07-07 10:45:12,512 INFO L268 CegarLoopResult]: For program point L103(lines 103 107) no Hoare annotation was computed. [2020-07-07 10:45:12,512 INFO L271 CegarLoopResult]: At program point L103-1(lines 103 107) the Hoare annotation is: true [2020-07-07 10:45:12,512 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-07 10:45:12,512 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 406 414) no Hoare annotation was computed. [2020-07-07 10:45:12,512 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 406 414) no Hoare annotation was computed. [2020-07-07 10:45:12,513 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 406 414) no Hoare annotation was computed. [2020-07-07 10:45:12,513 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 370 381) the Hoare annotation is: true [2020-07-07 10:45:12,513 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 370 381) no Hoare annotation was computed. [2020-07-07 10:45:12,513 INFO L268 CegarLoopResult]: For program point L374-1(lines 370 381) no Hoare annotation was computed. [2020-07-07 10:45:12,513 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 146 152) no Hoare annotation was computed. [2020-07-07 10:45:12,513 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 146 152) the Hoare annotation is: true [2020-07-07 10:45:12,513 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:12,513 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-07 10:45:12,514 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:45:12,514 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:12,514 INFO L268 CegarLoopResult]: For program point L386-1(lines 382 393) no Hoare annotation was computed. [2020-07-07 10:45:12,514 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 382 393) no Hoare annotation was computed. [2020-07-07 10:45:12,514 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 382 393) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:12,514 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:45:12,514 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-07 10:45:12,514 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-07 10:45:12,515 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:45:12,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:45:12 BoogieIcfgContainer [2020-07-07 10:45:12,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:45:12,533 INFO L168 Benchmark]: Toolchain (without parser) took 15461.05 ms. Allocated memory was 144.2 MB in the beginning and 473.4 MB in the end (delta: 329.3 MB). Free memory was 100.4 MB in the beginning and 151.9 MB in the end (delta: -51.4 MB). Peak memory consumption was 344.8 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:12,534 INFO L168 Benchmark]: CDTParser took 1.46 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:45:12,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.46 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.2 MB in the beginning and 173.0 MB in the end (delta: -72.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:12,536 INFO L168 Benchmark]: Boogie Preprocessor took 81.11 ms. Allocated memory is still 201.9 MB. Free memory was 173.0 MB in the beginning and 168.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:12,537 INFO L168 Benchmark]: RCFGBuilder took 1025.53 ms. Allocated memory is still 201.9 MB. Free memory was 168.6 MB in the beginning and 87.7 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:12,538 INFO L168 Benchmark]: TraceAbstraction took 13723.93 ms. Allocated memory was 233.3 MB in the beginning and 473.4 MB in the end (delta: 240.1 MB). Free memory was 204.9 MB in the beginning and 151.9 MB in the end (delta: 53.0 MB). Peak memory consumption was 360.1 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:12,542 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 609.46 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.2 MB in the beginning and 173.0 MB in the end (delta: -72.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.11 ms. Allocated memory is still 201.9 MB. Free memory was 173.0 MB in the beginning and 168.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1025.53 ms. Allocated memory is still 201.9 MB. Free memory was 168.6 MB in the beginning and 87.7 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13723.93 ms. Allocated memory was 233.3 MB in the beginning and 473.4 MB in the end (delta: 240.1 MB). Free memory was 204.9 MB in the beginning and 151.9 MB in the end (delta: 53.0 MB). Peak memory consumption was 360.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(1 == systemActive)) || !(1 <= \old(waterLevel)) - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && 1 <= waterLevel) || !(0 == pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 194 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 468 SDslu, 195 SDs, 0 SdLazy, 883 SolverSat, 272 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 84 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 157 PreInvPairs, 177 NumberOfFragments, 589 HoareAnnotationTreeSize, 157 FomulaSimplifications, 17952 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 40 FomulaSimplificationsInter, 4102 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 70178 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...