/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 17:42:13,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 17:42:13,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 17:42:13,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 17:42:13,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 17:42:13,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 17:42:13,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 17:42:13,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 17:42:13,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 17:42:13,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 17:42:13,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 17:42:13,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 17:42:13,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 17:42:13,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 17:42:13,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 17:42:13,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 17:42:13,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 17:42:13,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 17:42:13,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 17:42:13,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 17:42:13,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 17:42:13,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 17:42:13,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 17:42:13,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 17:42:13,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 17:42:13,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 17:42:13,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 17:42:13,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 17:42:13,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 17:42:13,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 17:42:13,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 17:42:13,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 17:42:13,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 17:42:13,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 17:42:13,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 17:42:13,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 17:42:13,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 17:42:13,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 17:42:13,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 17:42:13,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 17:42:13,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 17:42:13,689 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 [2020-10-23 17:42:13,742 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 17:42:13,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 17:42:13,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 17:42:13,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 17:42:13,745 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 17:42:13,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 17:42:13,745 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 17:42:13,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 17:42:13,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 17:42:13,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 17:42:13,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 17:42:13,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 17:42:13,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 17:42:13,747 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 17:42:13,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 17:42:13,748 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 17:42:13,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 17:42:13,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 17:42:13,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 17:42:13,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 17:42:13,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 17:42:13,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 17:42:13,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 17:42:13,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 17:42:13,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 17:42:13,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 17:42:13,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 17:42:13,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 17:42:13,751 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 17:42:13,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 17:42:14,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 17:42:14,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 17:42:14,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 17:42:14,146 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 17:42:14,150 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 17:42:14,151 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2020-10-23 17:42:14,222 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4df08ea8/49b0474333ed407f8c190679c07a6b70/FLAGd57c4e726 [2020-10-23 17:42:14,847 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 17:42:14,848 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2020-10-23 17:42:14,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4df08ea8/49b0474333ed407f8c190679c07a6b70/FLAGd57c4e726 [2020-10-23 17:42:15,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4df08ea8/49b0474333ed407f8c190679c07a6b70 [2020-10-23 17:42:15,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 17:42:15,122 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 17:42:15,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 17:42:15,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 17:42:15,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 17:42:15,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31cfe17f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15, skipping insertion in model container [2020-10-23 17:42:15,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 17:42:15,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 17:42:15,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:42:15,543 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 17:42:15,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:42:15,722 INFO L208 MainTranslator]: Completed translation [2020-10-23 17:42:15,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15 WrapperNode [2020-10-23 17:42:15,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 17:42:15,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 17:42:15,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 17:42:15,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 17:42:15,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (1/1) ... [2020-10-23 17:42:15,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 17:42:15,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 17:42:15,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 17:42:15,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 17:42:15,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (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 [2020-10-23 17:42:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 17:42:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 17:42:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-23 17:42:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 17:42:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-23 17:42:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-23 17:42:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-23 17:42:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-23 17:42:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-23 17:42:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-23 17:42:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-23 17:42:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-23 17:42:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-23 17:42:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-23 17:42:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 17:42:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-23 17:42:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-23 17:42:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-23 17:42:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-23 17:42:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-23 17:42:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-23 17:42:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-23 17:42:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-23 17:42:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-23 17:42:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-23 17:42:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-23 17:42:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-23 17:42:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-23 17:42:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-23 17:42:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-23 17:42:15,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-23 17:42:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-23 17:42:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-23 17:42:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-23 17:42:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-23 17:42:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-23 17:42:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-23 17:42:15,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-23 17:42:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-23 17:42:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-23 17:42:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-23 17:42:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-23 17:42:15,895 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 17:42:15,895 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 17:42:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 17:42:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 17:42:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 17:42:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-23 17:42:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-23 17:42:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-23 17:42:15,896 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-23 17:42:15,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-23 17:42:15,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-23 17:42:15,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-23 17:42:15,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-23 17:42:15,897 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-23 17:42:15,897 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-23 17:42:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-23 17:42:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-23 17:42:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-23 17:42:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-23 17:42:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-23 17:42:15,898 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-23 17:42:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-23 17:42:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-23 17:42:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 17:42:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-23 17:42:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-23 17:42:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-23 17:42:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-23 17:42:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-23 17:42:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-23 17:42:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-23 17:42:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-23 17:42:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-23 17:42:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 17:42:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-23 17:42:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-23 17:42:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 17:42:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-23 17:42:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-23 17:42:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 17:42:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-23 17:42:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-23 17:42:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-23 17:42:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-23 17:42:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-23 17:42:15,902 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-23 17:42:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-23 17:42:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-23 17:42:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-23 17:42:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-23 17:42:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-23 17:42:15,903 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-23 17:42:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-23 17:42:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 17:42:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 17:42:15,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 17:42:17,121 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 17:42:17,121 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-23 17:42:17,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:42:17 BoogieIcfgContainer [2020-10-23 17:42:17,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 17:42:17,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 17:42:17,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 17:42:17,133 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 17:42:17,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 05:42:15" (1/3) ... [2020-10-23 17:42:17,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12c8f290 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:42:17, skipping insertion in model container [2020-10-23 17:42:17,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:42:15" (2/3) ... [2020-10-23 17:42:17,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12c8f290 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:42:17, skipping insertion in model container [2020-10-23 17:42:17,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:42:17" (3/3) ... [2020-10-23 17:42:17,138 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product32.cil.c [2020-10-23 17:42:17,148 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 17:42:17,154 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-23 17:42:17,167 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-23 17:42:17,196 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 17:42:17,196 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 17:42:17,196 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 17:42:17,196 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 17:42:17,197 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 17:42:17,197 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 17:42:17,197 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 17:42:17,197 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 17:42:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-10-23 17:42:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-23 17:42:17,230 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:42:17,231 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] [2020-10-23 17:42:17,231 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:42:17,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:42:17,238 INFO L82 PathProgramCache]: Analyzing trace with hash 938595372, now seen corresponding path program 1 times [2020-10-23 17:42:17,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:42:17,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883441127] [2020-10-23 17:42:17,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:42:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:18,047 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:42:18,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:42:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:18,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:42:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:18,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:42:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:18,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:42:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:18,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:42:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:18,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:42:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:18,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 17:42:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:18,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:42:18,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883441127] [2020-10-23 17:42:18,124 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:42:18,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-23 17:42:18,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869400054] [2020-10-23 17:42:18,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 17:42:18,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:42:18,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 17:42:18,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-23 17:42:18,150 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 3 states. [2020-10-23 17:42:19,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:42:19,520 INFO L93 Difference]: Finished difference Result 313 states and 409 transitions. [2020-10-23 17:42:19,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 17:42:19,522 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-23 17:42:19,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:42:19,536 INFO L225 Difference]: With dead ends: 313 [2020-10-23 17:42:19,537 INFO L226 Difference]: Without dead ends: 168 [2020-10-23 17:42:19,542 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-23 17:42:19,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2020-10-23 17:42:19,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 133. [2020-10-23 17:42:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-23 17:42:19,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 156 transitions. [2020-10-23 17:42:19,667 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 156 transitions. Word has length 47 [2020-10-23 17:42:19,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:42:19,668 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 156 transitions. [2020-10-23 17:42:19,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 17:42:19,668 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2020-10-23 17:42:19,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-23 17:42:19,671 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:42:19,671 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:42:19,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 17:42:19,672 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:42:19,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:42:19,673 INFO L82 PathProgramCache]: Analyzing trace with hash -718149748, now seen corresponding path program 1 times [2020-10-23 17:42:19,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:42:19,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761361964] [2020-10-23 17:42:19,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:42:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:20,148 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:42:20,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:42:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:20,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:42:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:20,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:42:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:20,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:42:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:20,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:42:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:20,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:42:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:20,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-23 17:42:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:20,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:42:20,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761361964] [2020-10-23 17:42:20,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:42:20,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-23 17:42:20,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542674241] [2020-10-23 17:42:20,206 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-23 17:42:20,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:42:20,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-23 17:42:20,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-23 17:42:20,208 INFO L87 Difference]: Start difference. First operand 133 states and 156 transitions. Second operand 4 states. [2020-10-23 17:42:20,886 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:42:21,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:42:22,000 INFO L93 Difference]: Finished difference Result 233 states and 284 transitions. [2020-10-23 17:42:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-23 17:42:22,001 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-23 17:42:22,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:42:22,004 INFO L225 Difference]: With dead ends: 233 [2020-10-23 17:42:22,004 INFO L226 Difference]: Without dead ends: 152 [2020-10-23 17:42:22,006 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-23 17:42:22,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-10-23 17:42:22,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 124. [2020-10-23 17:42:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-10-23 17:42:22,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions. [2020-10-23 17:42:22,064 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 48 [2020-10-23 17:42:22,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:42:22,065 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 144 transitions. [2020-10-23 17:42:22,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-23 17:42:22,065 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2020-10-23 17:42:22,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-23 17:42:22,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:42:22,068 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:42:22,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 17:42:22,068 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:42:22,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:42:22,069 INFO L82 PathProgramCache]: Analyzing trace with hash 145777564, now seen corresponding path program 1 times [2020-10-23 17:42:22,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:42:22,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278481601] [2020-10-23 17:42:22,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:42:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:22,645 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:42:22,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:42:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:22,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:42:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:22,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:42:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:22,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:42:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:22,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:42:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:22,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 17:42:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:22,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-23 17:42:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:42:22,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278481601] [2020-10-23 17:42:22,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:42:22,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-23 17:42:22,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958257667] [2020-10-23 17:42:22,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 17:42:22,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:42:22,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 17:42:22,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-23 17:42:22,757 INFO L87 Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 8 states. [2020-10-23 17:42:23,300 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:42:23,807 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:24,237 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:24,640 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:25,714 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:42:28,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:42:28,225 INFO L93 Difference]: Finished difference Result 428 states and 530 transitions. [2020-10-23 17:42:28,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-23 17:42:28,233 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2020-10-23 17:42:28,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:42:28,239 INFO L225 Difference]: With dead ends: 428 [2020-10-23 17:42:28,239 INFO L226 Difference]: Without dead ends: 328 [2020-10-23 17:42:28,241 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-23 17:42:28,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-23 17:42:28,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 261. [2020-10-23 17:42:28,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2020-10-23 17:42:28,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 315 transitions. [2020-10-23 17:42:28,343 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 315 transitions. Word has length 53 [2020-10-23 17:42:28,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:42:28,344 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 315 transitions. [2020-10-23 17:42:28,344 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 17:42:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 315 transitions. [2020-10-23 17:42:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-23 17:42:28,347 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:42:28,347 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] [2020-10-23 17:42:28,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-23 17:42:28,347 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:42:28,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:42:28,348 INFO L82 PathProgramCache]: Analyzing trace with hash 175360545, now seen corresponding path program 1 times [2020-10-23 17:42:28,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:42:28,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743110069] [2020-10-23 17:42:28,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:42:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:28,844 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:42:28,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:42:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:28,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:42:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:28,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:42:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:28,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:42:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:28,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:42:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:28,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:42:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:28,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-23 17:42:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:29,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-23 17:42:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:42:29,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743110069] [2020-10-23 17:42:29,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:42:29,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-23 17:42:29,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886665795] [2020-10-23 17:42:29,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-23 17:42:29,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:42:29,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-23 17:42:29,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-23 17:42:29,036 INFO L87 Difference]: Start difference. First operand 261 states and 315 transitions. Second operand 12 states. [2020-10-23 17:42:29,608 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:42:30,109 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:30,526 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:30,886 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:31,644 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:42:32,815 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:33,366 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:42:33,853 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:42:34,300 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:42:34,768 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:42:35,292 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:42:35,833 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:42:36,390 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:38,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:42:38,424 INFO L93 Difference]: Finished difference Result 1049 states and 1394 transitions. [2020-10-23 17:42:38,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-23 17:42:38,425 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 58 [2020-10-23 17:42:38,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:42:38,439 INFO L225 Difference]: With dead ends: 1049 [2020-10-23 17:42:38,440 INFO L226 Difference]: Without dead ends: 812 [2020-10-23 17:42:38,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-10-23 17:42:38,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2020-10-23 17:42:38,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 707. [2020-10-23 17:42:38,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 707 states. [2020-10-23 17:42:38,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 707 states and 875 transitions. [2020-10-23 17:42:38,705 INFO L78 Accepts]: Start accepts. Automaton has 707 states and 875 transitions. Word has length 58 [2020-10-23 17:42:38,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:42:38,706 INFO L481 AbstractCegarLoop]: Abstraction has 707 states and 875 transitions. [2020-10-23 17:42:38,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-23 17:42:38,706 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 875 transitions. [2020-10-23 17:42:38,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-23 17:42:38,711 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:42:38,711 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:42:38,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-23 17:42:38,711 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:42:38,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:42:38,712 INFO L82 PathProgramCache]: Analyzing trace with hash -224488037, now seen corresponding path program 1 times [2020-10-23 17:42:38,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:42:38,713 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605020843] [2020-10-23 17:42:38,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:42:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,105 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:42:39,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:42:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:42:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:42:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:42:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:42:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:42:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-23 17:42:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-23 17:42:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-23 17:42:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:39,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:42:39,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605020843] [2020-10-23 17:42:39,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:42:39,222 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-23 17:42:39,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691025025] [2020-10-23 17:42:39,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-23 17:42:39,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:42:39,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-23 17:42:39,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-23 17:42:39,226 INFO L87 Difference]: Start difference. First operand 707 states and 875 transitions. Second operand 6 states. [2020-10-23 17:42:39,671 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:42:40,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:42:40,826 INFO L93 Difference]: Finished difference Result 1183 states and 1542 transitions. [2020-10-23 17:42:40,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-23 17:42:40,829 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-10-23 17:42:40,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:42:40,833 INFO L225 Difference]: With dead ends: 1183 [2020-10-23 17:42:40,833 INFO L226 Difference]: Without dead ends: 500 [2020-10-23 17:42:40,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-10-23 17:42:40,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2020-10-23 17:42:40,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 433. [2020-10-23 17:42:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2020-10-23 17:42:40,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 492 transitions. [2020-10-23 17:42:40,948 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 492 transitions. Word has length 62 [2020-10-23 17:42:40,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:42:40,948 INFO L481 AbstractCegarLoop]: Abstraction has 433 states and 492 transitions. [2020-10-23 17:42:40,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-23 17:42:40,948 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 492 transitions. [2020-10-23 17:42:40,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-23 17:42:40,951 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:42:40,951 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:42:40,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-23 17:42:40,952 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:42:40,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:42:40,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1266859391, now seen corresponding path program 1 times [2020-10-23 17:42:40,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:42:40,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648879704] [2020-10-23 17:42:40,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:42:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,351 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:42:41,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:42:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:42:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:42:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:42:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:42:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-23 17:42:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:42:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-23 17:42:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:42:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:42:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-23 17:42:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-23 17:42:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-23 17:42:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-23 17:42:41,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648879704] [2020-10-23 17:42:41,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2136324769] [2020-10-23 17:42:41,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 17:42:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:42:41,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-23 17:42:41,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:42:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-23 17:42:42,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 17:42:42,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2020-10-23 17:42:42,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766288541] [2020-10-23 17:42:42,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-23 17:42:42,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:42:42,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-23 17:42:42,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-23 17:42:42,091 INFO L87 Difference]: Start difference. First operand 433 states and 492 transitions. Second operand 15 states. [2020-10-23 17:42:42,724 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:43,640 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:42:45,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:42:45,101 INFO L93 Difference]: Finished difference Result 606 states and 716 transitions. [2020-10-23 17:42:45,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-23 17:42:45,102 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 90 [2020-10-23 17:42:45,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:42:45,103 INFO L225 Difference]: With dead ends: 606 [2020-10-23 17:42:45,103 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 17:42:45,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2020-10-23 17:42:45,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 17:42:45,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 17:42:45,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 17:42:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 17:42:45,107 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2020-10-23 17:42:45,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:42:45,107 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 17:42:45,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-23 17:42:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 17:42:45,107 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 17:42:45,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-10-23 17:42:45,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 17:42:46,194 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 225 [2020-10-23 17:42:46,404 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 223 [2020-10-23 17:42:47,085 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 225 [2020-10-23 17:42:47,936 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 209 [2020-10-23 17:42:48,820 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 29 [2020-10-23 17:42:49,049 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 225 [2020-10-23 17:42:50,557 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-23 17:42:50,840 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:42:51,145 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-23 17:42:52,157 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-23 17:42:52,451 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-23 17:42:52,690 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-23 17:42:52,996 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:42:53,341 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:42:53,512 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 19 [2020-10-23 17:42:54,392 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 19 [2020-10-23 17:42:54,598 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-23 17:42:55,417 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 17 [2020-10-23 17:42:55,775 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:42:56,690 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 19 [2020-10-23 17:42:56,979 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-23 17:42:57,138 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-23 17:42:58,026 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 17 [2020-10-23 17:42:58,809 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 17 [2020-10-23 17:42:59,144 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-23 17:42:59,429 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:43:00,268 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-23 17:43:00,711 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:43:01,549 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-23 17:43:01,791 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-23 17:43:02,741 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-23 17:43:03,032 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:43:03,452 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-23 17:43:03,812 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-23 17:43:04,653 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 20 [2020-10-23 17:43:04,661 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-23 17:43:04,661 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-23 17:43:04,661 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-23 17:43:04,662 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-23 17:43:04,662 INFO L274 CegarLoopResult]: For program point L411(lines 388 412) no Hoare annotation was computed. [2020-10-23 17:43:04,662 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 364 419) no Hoare annotation was computed. [2020-10-23 17:43:04,662 INFO L274 CegarLoopResult]: For program point L395(lines 395 399) no Hoare annotation was computed. [2020-10-23 17:43:04,662 INFO L274 CegarLoopResult]: For program point L395-1(lines 395 399) no Hoare annotation was computed. [2020-10-23 17:43:04,663 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 364 419) no Hoare annotation was computed. [2020-10-23 17:43:04,663 INFO L274 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-10-23 17:43:04,663 INFO L274 CegarLoopResult]: For program point L389-2(lines 389 410) no Hoare annotation was computed. [2020-10-23 17:43:04,663 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 364 419) no Hoare annotation was computed. [2020-10-23 17:43:04,663 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-23 17:43:04,663 INFO L274 CegarLoopResult]: For program point L446-2(lines 446 471) no Hoare annotation was computed. [2020-10-23 17:43:04,664 INFO L274 CegarLoopResult]: For program point L472(lines 445 473) no Hoare annotation was computed. [2020-10-23 17:43:04,664 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 420 479) no Hoare annotation was computed. [2020-10-23 17:43:04,664 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-23 17:43:04,664 INFO L274 CegarLoopResult]: For program point L465-1(line 465) no Hoare annotation was computed. [2020-10-23 17:43:04,664 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 420 479) no Hoare annotation was computed. [2020-10-23 17:43:04,664 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 420 479) no Hoare annotation was computed. [2020-10-23 17:43:04,665 INFO L274 CegarLoopResult]: For program point L452(lines 452 456) no Hoare annotation was computed. [2020-10-23 17:43:04,665 INFO L274 CegarLoopResult]: For program point L452-1(lines 452 456) no Hoare annotation was computed. [2020-10-23 17:43:04,665 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 92 98) the Hoare annotation is: true [2020-10-23 17:43:04,665 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 92 98) no Hoare annotation was computed. [2020-10-23 17:43:04,665 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 99 107) no Hoare annotation was computed. [2020-10-23 17:43:04,665 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 99 107) the Hoare annotation is: true [2020-10-23 17:43:04,665 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 99 107) no Hoare annotation was computed. [2020-10-23 17:43:04,665 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-23 17:43:04,666 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-23 17:43:04,666 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-23 17:43:04,666 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-23 17:43:04,666 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-23 17:43:04,666 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-23 17:43:04,666 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-23 17:43:04,666 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-23 17:43:04,666 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-23 17:43:04,666 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-23 17:43:04,667 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 195 217) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:43:04,667 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 195 217) no Hoare annotation was computed. [2020-10-23 17:43:04,667 INFO L270 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~1 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:43:04,667 INFO L270 CegarLoopResult]: At program point L207-1(line 207) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~1 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:43:04,667 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-23 17:43:04,667 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 195 217) no Hoare annotation was computed. [2020-10-23 17:43:04,668 INFO L274 CegarLoopResult]: For program point L205-1(lines 205 212) no Hoare annotation was computed. [2020-10-23 17:43:04,668 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-23 17:43:04,668 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:43:04,668 INFO L270 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:43:04,668 INFO L270 CegarLoopResult]: At program point L201-1(line 201) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:43:04,668 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-23 17:43:04,668 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-23 17:43:04,668 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 153 176) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 153 176) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 153 176) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-23 17:43:04,669 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-23 17:43:04,670 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-23 17:43:04,670 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-23 17:43:04,670 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-23 17:43:04,670 INFO L274 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-23 17:43:04,670 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-23 17:43:04,670 INFO L270 CegarLoopResult]: At program point L736(line 736) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:43:04,670 INFO L274 CegarLoopResult]: For program point L736-1(lines 717 741) no Hoare annotation was computed. [2020-10-23 17:43:04,670 INFO L270 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:43:04,671 INFO L270 CegarLoopResult]: At program point L727(line 727) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:43:04,671 INFO L274 CegarLoopResult]: For program point L725(lines 725 733) no Hoare annotation was computed. [2020-10-23 17:43:04,671 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:43:04,671 INFO L274 CegarLoopResult]: For program point L723-1(line 723) no Hoare annotation was computed. [2020-10-23 17:43:04,671 INFO L274 CegarLoopResult]: For program point L721(lines 721 738) no Hoare annotation was computed. [2020-10-23 17:43:04,671 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 717 741) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:43:04,671 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 717 741) no Hoare annotation was computed. [2020-10-23 17:43:04,672 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 876 890) no Hoare annotation was computed. [2020-10-23 17:43:04,672 INFO L274 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-10-23 17:43:04,672 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 876 890) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:43:04,672 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 876 890) no Hoare annotation was computed. [2020-10-23 17:43:04,672 INFO L270 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-23 17:43:04,672 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 812 820) no Hoare annotation was computed. [2020-10-23 17:43:04,672 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 812 820) the Hoare annotation is: true [2020-10-23 17:43:04,672 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 812 820) no Hoare annotation was computed. [2020-10-23 17:43:04,673 INFO L277 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: true [2020-10-23 17:43:04,673 INFO L274 CegarLoopResult]: For program point L866-2(lines 866 870) no Hoare annotation was computed. [2020-10-23 17:43:04,673 INFO L274 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-10-23 17:43:04,673 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 857 875) the Hoare annotation is: true [2020-10-23 17:43:04,673 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 857 875) no Hoare annotation was computed. [2020-10-23 17:43:04,673 INFO L274 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-10-23 17:43:04,673 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 857 875) no Hoare annotation was computed. [2020-10-23 17:43:04,673 INFO L274 CegarLoopResult]: For program point L828(lines 828 836) no Hoare annotation was computed. [2020-10-23 17:43:04,673 INFO L274 CegarLoopResult]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2020-10-23 17:43:04,673 INFO L274 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 821 856) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 821 856) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point L840-2(lines 840 848) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 821 856) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 85 91) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 85 91) the Hoare annotation is: true [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 318 363) no Hoare annotation was computed. [2020-10-23 17:43:04,674 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 318 363) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 318 363) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 631 676) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point L662(lines 662 663) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point L655(lines 655 656) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 655 656) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 662 663) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point L651(lines 651 658) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 631 676) no Hoare annotation was computed. [2020-10-23 17:43:04,675 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 631 676) no Hoare annotation was computed. [2020-10-23 17:43:04,676 INFO L274 CegarLoopResult]: For program point L645(lines 645 665) no Hoare annotation was computed. [2020-10-23 17:43:04,676 INFO L274 CegarLoopResult]: For program point L645-1(lines 645 665) no Hoare annotation was computed. [2020-10-23 17:43:04,676 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 185 194) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:43:04,676 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 185 194) no Hoare annotation was computed. [2020-10-23 17:43:04,676 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 185 194) no Hoare annotation was computed. [2020-10-23 17:43:04,676 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 801 811) the Hoare annotation is: true [2020-10-23 17:43:04,676 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 801 811) no Hoare annotation was computed. [2020-10-23 17:43:04,676 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 801 811) no Hoare annotation was computed. [2020-10-23 17:43:04,676 INFO L277 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: true [2020-10-23 17:43:04,677 INFO L274 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-10-23 17:43:04,677 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 793 800) the Hoare annotation is: true [2020-10-23 17:43:04,677 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 793 800) no Hoare annotation was computed. [2020-10-23 17:43:04,677 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 793 800) no Hoare annotation was computed. [2020-10-23 17:43:04,677 INFO L270 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:43:04,677 INFO L274 CegarLoopResult]: For program point L762-1(lines 743 767) no Hoare annotation was computed. [2020-10-23 17:43:04,677 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 743 767) no Hoare annotation was computed. [2020-10-23 17:43:04,677 INFO L270 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:43:04,678 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 743 767) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:43:04,678 INFO L270 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:43:04,678 INFO L274 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-10-23 17:43:04,678 INFO L270 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:43:04,678 INFO L274 CegarLoopResult]: For program point L749-1(line 749) no Hoare annotation was computed. [2020-10-23 17:43:04,678 INFO L274 CegarLoopResult]: For program point L747(lines 747 764) no Hoare annotation was computed. [2020-10-23 17:43:04,678 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 709 715) no Hoare annotation was computed. [2020-10-23 17:43:04,679 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 709 715) the Hoare annotation is: true [2020-10-23 17:43:04,679 INFO L270 CegarLoopResult]: At program point L960(lines 909 961) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:43:04,679 INFO L270 CegarLoopResult]: At program point testENTRY(lines 900 967) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:43:04,679 INFO L274 CegarLoopResult]: For program point testFINAL(lines 900 967) no Hoare annotation was computed. [2020-10-23 17:43:04,679 INFO L270 CegarLoopResult]: At program point L950(line 950) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-10-23 17:43:04,679 INFO L274 CegarLoopResult]: For program point L948(lines 948 954) no Hoare annotation was computed. [2020-10-23 17:43:04,679 INFO L270 CegarLoopResult]: At program point L948-1(lines 940 955) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:43:04,680 INFO L274 CegarLoopResult]: For program point L911(lines 910 959) no Hoare annotation was computed. [2020-10-23 17:43:04,680 INFO L270 CegarLoopResult]: At program point L942(line 942) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:43:04,680 INFO L274 CegarLoopResult]: For program point L940(lines 940 955) no Hoare annotation was computed. [2020-10-23 17:43:04,680 INFO L270 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:43:04,680 INFO L274 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-10-23 17:43:04,680 INFO L274 CegarLoopResult]: For program point L930-1(lines 930 936) no Hoare annotation was computed. [2020-10-23 17:43:04,680 INFO L270 CegarLoopResult]: At program point L957(lines 910 959) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:43:04,681 INFO L270 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:43:04,681 INFO L274 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2020-10-23 17:43:04,681 INFO L274 CegarLoopResult]: For program point L920-1(lines 920 926) no Hoare annotation was computed. [2020-10-23 17:43:04,681 INFO L274 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-10-23 17:43:04,681 INFO L274 CegarLoopResult]: For program point testEXIT(lines 900 967) no Hoare annotation was computed. [2020-10-23 17:43:04,681 INFO L274 CegarLoopResult]: For program point L609(lines 609 610) no Hoare annotation was computed. [2020-10-23 17:43:04,681 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 609 610) no Hoare annotation was computed. [2020-10-23 17:43:04,681 INFO L274 CegarLoopResult]: For program point L605(lines 605 612) no Hoare annotation was computed. [2020-10-23 17:43:04,681 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 616 617) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 585 630) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point L599(lines 599 619) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point L599-1(lines 599 619) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 585 630) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 585 630) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point L616(lines 616 617) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 768 775) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 768 775) no Hoare annotation was computed. [2020-10-23 17:43:04,682 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 768 775) no Hoare annotation was computed. [2020-10-23 17:43:04,683 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 302 310) no Hoare annotation was computed. [2020-10-23 17:43:04,683 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 302 310) the Hoare annotation is: true [2020-10-23 17:43:04,683 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 302 310) no Hoare annotation was computed. [2020-10-23 17:43:04,683 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 270 292) no Hoare annotation was computed. [2020-10-23 17:43:04,683 INFO L274 CegarLoopResult]: For program point L278(lines 278 286) no Hoare annotation was computed. [2020-10-23 17:43:04,683 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 270 292) no Hoare annotation was computed. [2020-10-23 17:43:04,683 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 270 292) no Hoare annotation was computed. [2020-10-23 17:43:04,683 INFO L274 CegarLoopResult]: For program point L278-2(lines 278 286) no Hoare annotation was computed. [2020-10-23 17:43:04,683 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 75 84) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 75 84) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 75 84) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 482 584) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point L506(lines 506 510) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point L570(lines 570 581) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point L533(lines 533 537) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point L531-2(lines 531 551) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point L552(lines 530 553) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 482 584) no Hoare annotation was computed. [2020-10-23 17:43:04,684 INFO L274 CegarLoopResult]: For program point L511(lines 511 527) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point L571(lines 571 578) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point L532(lines 531 551) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point L563-1(line 563) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 482 584) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point L528(lines 528 569) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point L547-1(line 547) no Hoare annotation was computed. [2020-10-23 17:43:04,685 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:43:04,686 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-23 17:43:04,686 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:43:04,686 INFO L274 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2020-10-23 17:43:04,686 INFO L274 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-10-23 17:43:04,686 INFO L274 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-10-23 17:43:04,686 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 776 792) no Hoare annotation was computed. [2020-10-23 17:43:04,687 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 776 792) no Hoare annotation was computed. [2020-10-23 17:43:04,687 INFO L274 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-10-23 17:43:04,687 INFO L274 CegarLoopResult]: For program point L787-1(lines 776 792) no Hoare annotation was computed. [2020-10-23 17:43:04,687 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 293 301) the Hoare annotation is: true [2020-10-23 17:43:04,687 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 293 301) no Hoare annotation was computed. [2020-10-23 17:43:04,687 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 293 301) no Hoare annotation was computed. [2020-10-23 17:43:04,687 INFO L274 CegarLoopResult]: For program point L253-1(lines 249 260) no Hoare annotation was computed. [2020-10-23 17:43:04,687 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 249 260) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:43:04,687 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 249 260) no Hoare annotation was computed. [2020-10-23 17:43:04,688 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:43:04,688 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-23 17:43:04,688 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:43:04,688 INFO L270 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-10-23 17:43:04,688 INFO L270 CegarLoopResult]: At program point L696(lines 696 702) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-23 17:43:04,688 INFO L270 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0) (or (not (<= 2 |old(~waterLevel~0)|)) .cse0))) [2020-10-23 17:43:04,688 INFO L274 CegarLoopResult]: For program point L689(lines 688 707) no Hoare annotation was computed. [2020-10-23 17:43:04,689 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 685 708) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-23 17:43:04,689 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 685 708) no Hoare annotation was computed. [2020-10-23 17:43:04,689 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 685 708) no Hoare annotation was computed. [2020-10-23 17:43:04,689 INFO L277 CegarLoopResult]: At program point L130-2(lines 130 144) the Hoare annotation is: true [2020-10-23 17:43:04,689 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 120 149) no Hoare annotation was computed. [2020-10-23 17:43:04,689 INFO L277 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: true [2020-10-23 17:43:04,689 INFO L274 CegarLoopResult]: For program point L126-1(line 126) no Hoare annotation was computed. [2020-10-23 17:43:04,689 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 120 149) the Hoare annotation is: true [2020-10-23 17:43:04,690 INFO L277 CegarLoopResult]: At program point L145(lines 120 149) the Hoare annotation is: true [2020-10-23 17:43:04,690 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-23 17:43:04,690 INFO L274 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2020-10-23 17:43:04,690 INFO L277 CegarLoopResult]: At program point L134-1(lines 134 138) the Hoare annotation is: true [2020-10-23 17:43:04,690 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-23 17:43:04,690 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 261 269) the Hoare annotation is: true [2020-10-23 17:43:04,690 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 261 269) no Hoare annotation was computed. [2020-10-23 17:43:04,690 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 261 269) no Hoare annotation was computed. [2020-10-23 17:43:04,690 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 225 236) the Hoare annotation is: true [2020-10-23 17:43:04,691 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 225 236) no Hoare annotation was computed. [2020-10-23 17:43:04,691 INFO L274 CegarLoopResult]: For program point L229-1(lines 225 236) no Hoare annotation was computed. [2020-10-23 17:43:04,691 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 177 183) no Hoare annotation was computed. [2020-10-23 17:43:04,691 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 177 183) the Hoare annotation is: true [2020-10-23 17:43:04,691 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:43:04,691 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-23 17:43:04,691 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 17:43:04,691 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:43:04,691 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 891 898) no Hoare annotation was computed. [2020-10-23 17:43:04,692 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 891 898) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:43:04,692 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 891 898) no Hoare annotation was computed. [2020-10-23 17:43:04,692 INFO L274 CegarLoopResult]: For program point L241-1(lines 237 248) no Hoare annotation was computed. [2020-10-23 17:43:04,692 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 237 248) no Hoare annotation was computed. [2020-10-23 17:43:04,692 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 237 248) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-10-23 17:43:04,692 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-23 17:43:04,692 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 109 116) no Hoare annotation was computed. [2020-10-23 17:43:04,692 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 109 116) the Hoare annotation is: true [2020-10-23 17:43:04,693 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 109 116) no Hoare annotation was computed. [2020-10-23 17:43:04,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 05:43:04 BoogieIcfgContainer [2020-10-23 17:43:04,710 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 17:43:04,711 INFO L168 Benchmark]: Toolchain (without parser) took 49594.07 ms. Allocated memory was 158.3 MB in the beginning and 584.1 MB in the end (delta: 425.7 MB). Free memory was 114.2 MB in the beginning and 376.3 MB in the end (delta: -262.1 MB). Peak memory consumption was 340.8 MB. Max. memory is 8.0 GB. [2020-10-23 17:43:04,712 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 158.3 MB. Free memory is still 132.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 17:43:04,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.50 ms. Allocated memory is still 158.3 MB. Free memory was 113.8 MB in the beginning and 133.3 MB in the end (delta: -19.5 MB). Peak memory consumption was 19.6 MB. Max. memory is 8.0 GB. [2020-10-23 17:43:04,713 INFO L168 Benchmark]: Boogie Preprocessor took 84.98 ms. Allocated memory is still 158.3 MB. Free memory was 133.3 MB in the beginning and 129.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-23 17:43:04,714 INFO L168 Benchmark]: RCFGBuilder took 1316.51 ms. Allocated memory is still 158.3 MB. Free memory was 129.2 MB in the beginning and 95.0 MB in the end (delta: 34.2 MB). Peak memory consumption was 52.0 MB. Max. memory is 8.0 GB. [2020-10-23 17:43:04,715 INFO L168 Benchmark]: TraceAbstraction took 47580.83 ms. Allocated memory was 158.3 MB in the beginning and 584.1 MB in the end (delta: 425.7 MB). Free memory was 94.5 MB in the beginning and 376.3 MB in the end (delta: -281.8 MB). Peak memory consumption was 320.6 MB. Max. memory is 8.0 GB. [2020-10-23 17:43:04,718 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 158.3 MB. Free memory is still 132.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 599.50 ms. Allocated memory is still 158.3 MB. Free memory was 113.8 MB in the beginning and 133.3 MB in the end (delta: -19.5 MB). Peak memory consumption was 19.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 84.98 ms. Allocated memory is still 158.3 MB. Free memory was 133.3 MB in the beginning and 129.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1316.51 ms. Allocated memory is still 158.3 MB. Free memory was 129.2 MB in the beginning and 95.0 MB in the end (delta: 34.2 MB). Peak memory consumption was 52.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 47580.83 ms. Allocated memory was 158.3 MB in the beginning and 584.1 MB in the end (delta: 425.7 MB). Free memory was 94.5 MB in the beginning and 376.3 MB in the end (delta: -281.8 MB). Peak memory consumption was 320.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 616]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 609]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 655]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 662]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((pumpRunning == 0 && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 253 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 28.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 22.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 681 SDtfs, 1386 SDslu, 739 SDs, 0 SdLazy, 3846 SolverSat, 975 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 274 GetRequests, 203 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 11.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=707occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 6 MinimizatonAttempts, 302 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 844 PreInvPairs, 912 NumberOfFragments, 1177 HoareAnnotationTreeSize, 844 FomulaSimplifications, 188025 FormulaSimplificationTreeSizeReduction, 4.3s HoareSimplificationTime, 63 FomulaSimplificationsInter, 23076 FormulaSimplificationTreeSizeReductionInter, 14.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 448 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 135093 SizeOfPredicates, 3 NumberOfNonLiveVariables, 807 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 45/48 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...