/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_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 17:41:08,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 17:41:08,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 17:41:09,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 17:41:09,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 17:41:09,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 17:41:09,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 17:41:09,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 17:41:09,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 17:41:09,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 17:41:09,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 17:41:09,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 17:41:09,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 17:41:09,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 17:41:09,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 17:41:09,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 17:41:09,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 17:41:09,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 17:41:09,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 17:41:09,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 17:41:09,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 17:41:09,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 17:41:09,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 17:41:09,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 17:41:09,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 17:41:09,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 17:41:09,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 17:41:09,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 17:41:09,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 17:41:09,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 17:41:09,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 17:41:09,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 17:41:09,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 17:41:09,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 17:41:09,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 17:41:09,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 17:41:09,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 17:41:09,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 17:41:09,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 17:41:09,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 17:41:09,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 17:41:09,056 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 17:41:09,085 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 17:41:09,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 17:41:09,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 17:41:09,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 17:41:09,087 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 17:41:09,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 17:41:09,088 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 17:41:09,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 17:41:09,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 17:41:09,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 17:41:09,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 17:41:09,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 17:41:09,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 17:41:09,089 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 17:41:09,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 17:41:09,090 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 17:41:09,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 17:41:09,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 17:41:09,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 17:41:09,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 17:41:09,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 17:41:09,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 17:41:09,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 17:41:09,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 17:41:09,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 17:41:09,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 17:41:09,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 17:41:09,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 17:41:09,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 17:41:09,095 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 17:41:09,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 17:41:09,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 17:41:09,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 17:41:09,646 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 17:41:09,647 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 17:41:09,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product17.cil.c [2020-10-23 17:41:09,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f7939a93/357ba44fd00541d68621a05c5e95f5e6/FLAG87b1271bf [2020-10-23 17:41:10,440 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 17:41:10,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product17.cil.c [2020-10-23 17:41:10,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f7939a93/357ba44fd00541d68621a05c5e95f5e6/FLAG87b1271bf [2020-10-23 17:41:10,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f7939a93/357ba44fd00541d68621a05c5e95f5e6 [2020-10-23 17:41:10,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 17:41:10,737 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 17:41:10,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 17:41:10,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 17:41:10,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 17:41:10,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:41:10" (1/1) ... [2020-10-23 17:41:10,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@678fe993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:10, skipping insertion in model container [2020-10-23 17:41:10,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:41:10" (1/1) ... [2020-10-23 17:41:10,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 17:41:10,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 17:41:11,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:41:11,154 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 17:41:11,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:41:11,326 INFO L208 MainTranslator]: Completed translation [2020-10-23 17:41:11,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11 WrapperNode [2020-10-23 17:41:11,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 17:41:11,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 17:41:11,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 17:41:11,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 17:41:11,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (1/1) ... [2020-10-23 17:41:11,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (1/1) ... [2020-10-23 17:41:11,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (1/1) ... [2020-10-23 17:41:11,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (1/1) ... [2020-10-23 17:41:11,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (1/1) ... [2020-10-23 17:41:11,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (1/1) ... [2020-10-23 17:41:11,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (1/1) ... [2020-10-23 17:41:11,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 17:41:11,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 17:41:11,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 17:41:11,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 17:41:11,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 17:41:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 17:41:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 17:41:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-23 17:41:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 17:41:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-23 17:41:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-23 17:41:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-23 17:41:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-23 17:41:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-23 17:41:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 17:41:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-23 17:41:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-23 17:41:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-23 17:41:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-23 17:41:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-23 17:41:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-23 17:41:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-23 17:41:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-23 17:41:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-23 17:41:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-23 17:41:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-23 17:41:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-23 17:41:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-23 17:41:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-23 17:41:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-23 17:41:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-23 17:41:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-23 17:41:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-23 17:41:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-23 17:41:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-23 17:41:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-23 17:41:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-23 17:41:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-23 17:41:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-23 17:41:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-23 17:41:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-23 17:41:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-23 17:41:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-23 17:41:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 17:41:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 17:41:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 17:41:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 17:41:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 17:41:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-23 17:41:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-23 17:41:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-23 17:41:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-23 17:41:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-23 17:41:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-23 17:41:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-23 17:41:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-23 17:41:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-23 17:41:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-23 17:41:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-23 17:41:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-23 17:41:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-23 17:41:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-23 17:41:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-23 17:41:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-23 17:41:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-23 17:41:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 17:41:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-23 17:41:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-23 17:41:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-23 17:41:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-23 17:41:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-23 17:41:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-23 17:41:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-23 17:41:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-23 17:41:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-23 17:41:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-23 17:41:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-23 17:41:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-23 17:41:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-23 17:41:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-23 17:41:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-23 17:41:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-23 17:41:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 17:41:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-23 17:41:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-23 17:41:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 17:41:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-23 17:41:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-23 17:41:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 17:41:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-23 17:41:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-23 17:41:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-23 17:41:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 17:41:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 17:41:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 17:41:13,075 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 17:41:13,075 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-23 17:41:13,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:41:13 BoogieIcfgContainer [2020-10-23 17:41:13,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 17:41:13,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 17:41:13,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 17:41:13,084 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 17:41:13,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 05:41:10" (1/3) ... [2020-10-23 17:41:13,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276982f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:41:13, skipping insertion in model container [2020-10-23 17:41:13,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:41:11" (2/3) ... [2020-10-23 17:41:13,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276982f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:41:13, skipping insertion in model container [2020-10-23 17:41:13,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:41:13" (3/3) ... [2020-10-23 17:41:13,088 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product17.cil.c [2020-10-23 17:41:13,101 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 17:41:13,108 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-23 17:41:13,123 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-23 17:41:13,151 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 17:41:13,151 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 17:41:13,151 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 17:41:13,152 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 17:41:13,152 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 17:41:13,152 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 17:41:13,152 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 17:41:13,152 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 17:41:13,174 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-10-23 17:41:13,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-23 17:41:13,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:41:13,189 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 17:41:13,189 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 17:41:13,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:41:13,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1828408060, now seen corresponding path program 1 times [2020-10-23 17:41:13,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:41:13,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737097485] [2020-10-23 17:41:13,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:41:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:14,489 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:14,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:41:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:14,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:41:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:14,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:41:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:14,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:41:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:14,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:41:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:14,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:41:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:14,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 17:41:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:14,581 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 17:41:14,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737097485] [2020-10-23 17:41:14,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:41:14,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-23 17:41:14,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015795988] [2020-10-23 17:41:14,589 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 17:41:14,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:41:14,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 17:41:14,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-23 17:41:14,607 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 3 states. [2020-10-23 17:41:16,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:41:16,501 INFO L93 Difference]: Finished difference Result 252 states and 333 transitions. [2020-10-23 17:41:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 17:41:16,504 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-23 17:41:16,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:41:16,517 INFO L225 Difference]: With dead ends: 252 [2020-10-23 17:41:16,517 INFO L226 Difference]: Without dead ends: 135 [2020-10-23 17:41:16,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-23 17:41:16,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-23 17:41:16,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-10-23 17:41:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-23 17:41:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions. [2020-10-23 17:41:16,667 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 47 [2020-10-23 17:41:16,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:41:16,668 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions. [2020-10-23 17:41:16,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 17:41:16,668 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2020-10-23 17:41:16,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-23 17:41:16,674 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:41:16,675 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 17:41:16,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 17:41:16,676 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 17:41:16,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:41:16,677 INFO L82 PathProgramCache]: Analyzing trace with hash 521979571, now seen corresponding path program 1 times [2020-10-23 17:41:16,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:41:16,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623836697] [2020-10-23 17:41:16,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:41:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:17,520 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:17,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:41:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:17,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:41:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:17,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:41:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:17,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:41:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:17,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:41:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:17,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:41:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:17,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-23 17:41:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:17,598 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 17:41:17,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623836697] [2020-10-23 17:41:17,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:41:17,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-23 17:41:17,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455020172] [2020-10-23 17:41:17,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-23 17:41:17,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:41:17,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-23 17:41:17,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-23 17:41:17,603 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 4 states. [2020-10-23 17:41:18,608 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:41:19,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:41:19,793 INFO L93 Difference]: Finished difference Result 182 states and 220 transitions. [2020-10-23 17:41:19,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-23 17:41:19,794 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-23 17:41:19,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:41:19,798 INFO L225 Difference]: With dead ends: 182 [2020-10-23 17:41:19,798 INFO L226 Difference]: Without dead ends: 119 [2020-10-23 17:41:19,800 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-23 17:41:19,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-10-23 17:41:19,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 96. [2020-10-23 17:41:19,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-23 17:41:19,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2020-10-23 17:41:19,839 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 48 [2020-10-23 17:41:19,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:41:19,839 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2020-10-23 17:41:19,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-23 17:41:19,840 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2020-10-23 17:41:19,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-23 17:41:19,842 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:41:19,842 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:41:19,842 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 17:41:19,842 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 17:41:19,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:41:19,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1670765589, now seen corresponding path program 1 times [2020-10-23 17:41:19,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:41:19,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592811894] [2020-10-23 17:41:19,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:41:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:20,625 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:20,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:41:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:20,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:41:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:20,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:41:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:20,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:41:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:20,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:41:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:20,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:41:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:20,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-23 17:41:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:20,812 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 17:41:20,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592811894] [2020-10-23 17:41:20,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:41:20,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-23 17:41:20,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110147921] [2020-10-23 17:41:20,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 17:41:20,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:41:20,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 17:41:20,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-23 17:41:20,822 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 8 states. [2020-10-23 17:41:21,682 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:41:22,541 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:23,273 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:23,968 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:25,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:41:25,592 INFO L93 Difference]: Finished difference Result 191 states and 234 transitions. [2020-10-23 17:41:25,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-23 17:41:25,593 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-23 17:41:25,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:41:25,595 INFO L225 Difference]: With dead ends: 191 [2020-10-23 17:41:25,596 INFO L226 Difference]: Without dead ends: 119 [2020-10-23 17:41:25,597 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-23 17:41:25,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-10-23 17:41:25,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 96. [2020-10-23 17:41:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-23 17:41:25,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 109 transitions. [2020-10-23 17:41:25,632 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 109 transitions. Word has length 52 [2020-10-23 17:41:25,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:41:25,633 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 109 transitions. [2020-10-23 17:41:25,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 17:41:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2020-10-23 17:41:25,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-23 17:41:25,635 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:41:25,635 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] [2020-10-23 17:41:25,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-23 17:41:25,636 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 17:41:25,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:41:25,636 INFO L82 PathProgramCache]: Analyzing trace with hash 259638242, now seen corresponding path program 1 times [2020-10-23 17:41:25,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:41:25,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811356004] [2020-10-23 17:41:25,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:41:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,475 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:26,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:41:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:41:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:41:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:41:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:41:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-23 17:41:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:41:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-23 17:41:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-23 17:41:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:26,665 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 17:41:26,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811356004] [2020-10-23 17:41:26,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:41:26,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-23 17:41:26,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606724809] [2020-10-23 17:41:26,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-23 17:41:26,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:41:26,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-23 17:41:26,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-23 17:41:26,671 INFO L87 Difference]: Start difference. First operand 96 states and 109 transitions. Second operand 12 states. [2020-10-23 17:41:27,544 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:41:28,329 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:29,096 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:29,760 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:30,921 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:41:32,505 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:33,375 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:41:34,128 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:41:34,837 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:41:35,555 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:41:36,421 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:41:37,341 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:41:38,112 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:40,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:41:40,352 INFO L93 Difference]: Finished difference Result 362 states and 484 transitions. [2020-10-23 17:41:40,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-23 17:41:40,353 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 60 [2020-10-23 17:41:40,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:41:40,358 INFO L225 Difference]: With dead ends: 362 [2020-10-23 17:41:40,358 INFO L226 Difference]: Without dead ends: 290 [2020-10-23 17:41:40,360 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-10-23 17:41:40,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-10-23 17:41:40,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 225. [2020-10-23 17:41:40,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-23 17:41:40,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 266 transitions. [2020-10-23 17:41:40,437 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 266 transitions. Word has length 60 [2020-10-23 17:41:40,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:41:40,438 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 266 transitions. [2020-10-23 17:41:40,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-23 17:41:40,438 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 266 transitions. [2020-10-23 17:41:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-23 17:41:40,441 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:41:40,441 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:41:40,442 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-23 17:41:40,442 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 17:41:40,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:41:40,442 INFO L82 PathProgramCache]: Analyzing trace with hash -700618564, now seen corresponding path program 1 times [2020-10-23 17:41:40,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:41:40,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586113780] [2020-10-23 17:41:40,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:41:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,156 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:41:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:41:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:41:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:41:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:41:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-23 17:41:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-23 17:41:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:41:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-23 17:41:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-23 17:41:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:41,242 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 17:41:41,243 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586113780] [2020-10-23 17:41:41,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:41:41,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-23 17:41:41,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744269837] [2020-10-23 17:41:41,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-23 17:41:41,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:41:41,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-23 17:41:41,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-23 17:41:41,247 INFO L87 Difference]: Start difference. First operand 225 states and 266 transitions. Second operand 6 states. [2020-10-23 17:41:42,052 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:41:43,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:41:43,092 INFO L93 Difference]: Finished difference Result 365 states and 448 transitions. [2020-10-23 17:41:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-23 17:41:43,093 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-10-23 17:41:43,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:41:43,095 INFO L225 Difference]: With dead ends: 365 [2020-10-23 17:41:43,096 INFO L226 Difference]: Without dead ends: 164 [2020-10-23 17:41:43,097 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-23 17:41:43,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-23 17:41:43,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2020-10-23 17:41:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-23 17:41:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 169 transitions. [2020-10-23 17:41:43,142 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 169 transitions. Word has length 64 [2020-10-23 17:41:43,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:41:43,143 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 169 transitions. [2020-10-23 17:41:43,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-23 17:41:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 169 transitions. [2020-10-23 17:41:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-23 17:41:43,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:41:43,146 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, 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] [2020-10-23 17:41:43,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-23 17:41:43,146 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 17:41:43,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:41:43,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1792017526, now seen corresponding path program 1 times [2020-10-23 17:41:43,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:41:43,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674003532] [2020-10-23 17:41:43,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:41:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:43,924 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:43,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:41:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:43,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:41:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:43,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:41:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:43,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:41:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:43,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:41:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-23 17:41:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-23 17:41:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:41:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:41:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:41:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:41:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-23 17:41:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-23 17:41:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:41:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-23 17:41:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-23 17:41:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,142 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-23 17:41:44,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674003532] [2020-10-23 17:41:44,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789810390] [2020-10-23 17:41:44,143 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 17:41:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:44,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-23 17:41:44,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:41:44,945 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-23 17:41:44,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 17:41:44,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2020-10-23 17:41:44,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149541707] [2020-10-23 17:41:44,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-23 17:41:44,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:41:44,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-23 17:41:44,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-23 17:41:44,949 INFO L87 Difference]: Start difference. First operand 152 states and 169 transitions. Second operand 15 states. [2020-10-23 17:41:45,877 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:47,306 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:48,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:41:48,389 INFO L93 Difference]: Finished difference Result 204 states and 235 transitions. [2020-10-23 17:41:48,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-23 17:41:48,390 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 99 [2020-10-23 17:41:48,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:41:48,391 INFO L225 Difference]: With dead ends: 204 [2020-10-23 17:41:48,391 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 17:41:48,393 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2020-10-23 17:41:48,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 17:41:48,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 17:41:48,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 17:41:48,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 17:41:48,394 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 99 [2020-10-23 17:41:48,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:41:48,395 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 17:41:48,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-23 17:41:48,395 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 17:41:48,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 17:41:48,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-10-23 17:41:48,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 17:41:49,029 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 25 [2020-10-23 17:41:49,878 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-10-23 17:41:51,863 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-10-23 17:41:52,494 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-23 17:41:53,047 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-23 17:41:53,676 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-23 17:41:54,260 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-23 17:41:54,853 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-23 17:41:55,468 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:55,594 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 19 [2020-10-23 17:41:57,305 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-23 17:41:57,921 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-23 17:41:59,653 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 156 DAG size of output: 20 [2020-10-23 17:42:01,502 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-23 17:42:03,130 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-23 17:42:03,745 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-23 17:42:04,324 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-23 17:42:04,515 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 19 [2020-10-23 17:42:05,121 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-23 17:42:05,743 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-23 17:42:05,874 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 19 [2020-10-23 17:42:06,531 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-10-23 17:42:06,650 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 19 [2020-10-23 17:42:07,297 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-10-23 17:42:09,101 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-23 17:42:10,761 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-10-23 17:42:10,770 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-23 17:42:10,771 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-23 17:42:10,771 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-23 17:42:10,771 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-23 17:42:10,771 INFO L274 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-10-23 17:42:10,771 INFO L274 CegarLoopResult]: For program point L608-2(lines 608 629) no Hoare annotation was computed. [2020-10-23 17:42:10,772 INFO L274 CegarLoopResult]: For program point L630(lines 607 631) no Hoare annotation was computed. [2020-10-23 17:42:10,772 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 583 638) no Hoare annotation was computed. [2020-10-23 17:42:10,772 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 583 638) no Hoare annotation was computed. [2020-10-23 17:42:10,772 INFO L274 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-10-23 17:42:10,772 INFO L274 CegarLoopResult]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2020-10-23 17:42:10,772 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 583 638) no Hoare annotation was computed. [2020-10-23 17:42:10,773 INFO L274 CegarLoopResult]: For program point L671(lines 671 675) no Hoare annotation was computed. [2020-10-23 17:42:10,773 INFO L274 CegarLoopResult]: For program point L671-1(lines 671 675) no Hoare annotation was computed. [2020-10-23 17:42:10,773 INFO L274 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-10-23 17:42:10,773 INFO L274 CegarLoopResult]: For program point L665-2(lines 665 690) no Hoare annotation was computed. [2020-10-23 17:42:10,773 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 639 698) no Hoare annotation was computed. [2020-10-23 17:42:10,774 INFO L274 CegarLoopResult]: For program point L691(lines 664 692) no Hoare annotation was computed. [2020-10-23 17:42:10,774 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 639 698) no Hoare annotation was computed. [2020-10-23 17:42:10,774 INFO L274 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-10-23 17:42:10,774 INFO L274 CegarLoopResult]: For program point L684-1(line 684) no Hoare annotation was computed. [2020-10-23 17:42:10,774 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 639 698) no Hoare annotation was computed. [2020-10-23 17:42:10,774 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 202 208) the Hoare annotation is: true [2020-10-23 17:42:10,774 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 202 208) no Hoare annotation was computed. [2020-10-23 17:42:10,774 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 209 217) no Hoare annotation was computed. [2020-10-23 17:42:10,774 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 209 217) the Hoare annotation is: true [2020-10-23 17:42:10,775 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 209 217) no Hoare annotation was computed. [2020-10-23 17:42:10,775 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-23 17:42:10,775 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:42:10,775 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-23 17:42:10,775 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:42:10,775 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-23 17:42:10,776 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-23 17:42:10,776 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-23 17:42:10,776 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-23 17:42:10,776 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-23 17:42:10,776 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-23 17:42:10,776 INFO L274 CegarLoopResult]: For program point L161(lines 161 168) no Hoare annotation was computed. [2020-10-23 17:42:10,776 INFO L274 CegarLoopResult]: For program point L161-1(lines 161 168) no Hoare annotation was computed. [2020-10-23 17:42:10,776 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-23 17:42:10,777 INFO L270 CegarLoopResult]: At program point L158(line 158) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:42:10,777 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 151 173) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:42:10,777 INFO L270 CegarLoopResult]: At program point L157(line 157) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:42:10,777 INFO L270 CegarLoopResult]: At program point L157-1(line 157) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:42:10,777 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 151 173) no Hoare annotation was computed. [2020-10-23 17:42:10,778 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 151 173) no Hoare annotation was computed. [2020-10-23 17:42:10,778 INFO L270 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~1 ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:42:10,778 INFO L270 CegarLoopResult]: At program point L163-1(line 163) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~1 ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:42:10,778 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 106 129) no Hoare annotation was computed. [2020-10-23 17:42:10,778 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 106 129) no Hoare annotation was computed. [2020-10-23 17:42:10,778 INFO L274 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 106 129) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-10-23 17:42:10,779 INFO L274 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-23 17:42:10,780 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-23 17:42:10,780 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-23 17:42:10,780 INFO L274 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-23 17:42:10,780 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-23 17:42:10,780 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 377 385) no Hoare annotation was computed. [2020-10-23 17:42:10,780 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 377 385) the Hoare annotation is: true [2020-10-23 17:42:10,780 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 377 385) no Hoare annotation was computed. [2020-10-23 17:42:10,780 INFO L274 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-10-23 17:42:10,780 INFO L277 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: true [2020-10-23 17:42:10,781 INFO L274 CegarLoopResult]: For program point L431-2(lines 431 435) no Hoare annotation was computed. [2020-10-23 17:42:10,781 INFO L274 CegarLoopResult]: For program point L429-1(line 429) no Hoare annotation was computed. [2020-10-23 17:42:10,781 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 422 440) the Hoare annotation is: true [2020-10-23 17:42:10,781 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 422 440) no Hoare annotation was computed. [2020-10-23 17:42:10,781 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 422 440) no Hoare annotation was computed. [2020-10-23 17:42:10,781 INFO L274 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-23 17:42:10,781 INFO L274 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-10-23 17:42:10,781 INFO L274 CegarLoopResult]: For program point L405(lines 405 413) no Hoare annotation was computed. [2020-10-23 17:42:10,781 INFO L274 CegarLoopResult]: For program point L405-2(lines 405 413) no Hoare annotation was computed. [2020-10-23 17:42:10,782 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 386 421) no Hoare annotation was computed. [2020-10-23 17:42:10,782 INFO L274 CegarLoopResult]: For program point L393(lines 393 401) no Hoare annotation was computed. [2020-10-23 17:42:10,782 INFO L274 CegarLoopResult]: For program point L393-2(lines 393 401) no Hoare annotation was computed. [2020-10-23 17:42:10,782 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 386 421) no Hoare annotation was computed. [2020-10-23 17:42:10,782 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 386 421) no Hoare annotation was computed. [2020-10-23 17:42:10,782 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 195 201) no Hoare annotation was computed. [2020-10-23 17:42:10,782 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 195 201) the Hoare annotation is: true [2020-10-23 17:42:10,782 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 537 582) no Hoare annotation was computed. [2020-10-23 17:42:10,783 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 537 582) no Hoare annotation was computed. [2020-10-23 17:42:10,783 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 537 582) no Hoare annotation was computed. [2020-10-23 17:42:10,783 INFO L274 CegarLoopResult]: For program point L864(lines 864 884) no Hoare annotation was computed. [2020-10-23 17:42:10,783 INFO L274 CegarLoopResult]: For program point L864-1(lines 864 884) no Hoare annotation was computed. [2020-10-23 17:42:10,783 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 850 895) no Hoare annotation was computed. [2020-10-23 17:42:10,783 INFO L274 CegarLoopResult]: For program point L881(lines 881 882) no Hoare annotation was computed. [2020-10-23 17:42:10,783 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 874 875) no Hoare annotation was computed. [2020-10-23 17:42:10,784 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 881 882) no Hoare annotation was computed. [2020-10-23 17:42:10,784 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 850 895) no Hoare annotation was computed. [2020-10-23 17:42:10,784 INFO L274 CegarLoopResult]: For program point L874(lines 874 875) no Hoare annotation was computed. [2020-10-23 17:42:10,784 INFO L274 CegarLoopResult]: For program point L870(lines 870 877) no Hoare annotation was computed. [2020-10-23 17:42:10,784 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 850 895) no Hoare annotation was computed. [2020-10-23 17:42:10,785 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 138 147) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:42:10,785 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 138 147) no Hoare annotation was computed. [2020-10-23 17:42:10,785 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 138 147) no Hoare annotation was computed. [2020-10-23 17:42:10,785 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 366 376) no Hoare annotation was computed. [2020-10-23 17:42:10,785 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 366 376) no Hoare annotation was computed. [2020-10-23 17:42:10,785 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 366 376) no Hoare annotation was computed. [2020-10-23 17:42:10,785 INFO L274 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-10-23 17:42:10,785 INFO L274 CegarLoopResult]: For program point L371-1(line 371) no Hoare annotation was computed. [2020-10-23 17:42:10,785 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 358 365) the Hoare annotation is: true [2020-10-23 17:42:10,786 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 358 365) no Hoare annotation was computed. [2020-10-23 17:42:10,786 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 358 365) no Hoare annotation was computed. [2020-10-23 17:42:10,786 INFO L270 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:42:10,786 INFO L274 CegarLoopResult]: For program point L344-1(lines 325 349) no Hoare annotation was computed. [2020-10-23 17:42:10,786 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 325 349) no Hoare annotation was computed. [2020-10-23 17:42:10,786 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 325 349) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:42:10,786 INFO L270 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: (let ((.cse0 (not (= 1 ~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 17:42:10,787 INFO L270 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (not (= 1 ~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 17:42:10,787 INFO L274 CegarLoopResult]: For program point L333(lines 333 341) no Hoare annotation was computed. [2020-10-23 17:42:10,787 INFO L270 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: (let ((.cse0 (not (= 1 ~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 17:42:10,787 INFO L274 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-10-23 17:42:10,787 INFO L274 CegarLoopResult]: For program point L329(lines 329 346) no Hoare annotation was computed. [2020-10-23 17:42:10,787 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 317 323) no Hoare annotation was computed. [2020-10-23 17:42:10,787 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 317 323) the Hoare annotation is: true [2020-10-23 17:42:10,787 INFO L270 CegarLoopResult]: At program point testENTRY(lines 219 282) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:42:10,788 INFO L274 CegarLoopResult]: For program point testFINAL(lines 219 282) no Hoare annotation was computed. [2020-10-23 17:42:10,788 INFO L270 CegarLoopResult]: At program point L275(lines 228 276) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:42:10,788 INFO L274 CegarLoopResult]: For program point L265(lines 265 269) no Hoare annotation was computed. [2020-10-23 17:42:10,788 INFO L270 CegarLoopResult]: At program point L265-2(lines 259 270) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:42:10,788 INFO L274 CegarLoopResult]: For program point L230(lines 229 274) no Hoare annotation was computed. [2020-10-23 17:42:10,788 INFO L274 CegarLoopResult]: For program point L259(lines 259 270) no Hoare annotation was computed. [2020-10-23 17:42:10,788 INFO L270 CegarLoopResult]: At program point L251(line 251) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:42:10,789 INFO L274 CegarLoopResult]: For program point L249(lines 249 255) no Hoare annotation was computed. [2020-10-23 17:42:10,789 INFO L274 CegarLoopResult]: For program point L249-1(lines 249 255) no Hoare annotation was computed. [2020-10-23 17:42:10,789 INFO L270 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:42:10,789 INFO L270 CegarLoopResult]: At program point L272(lines 229 274) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:42:10,789 INFO L274 CegarLoopResult]: For program point L239(lines 239 245) no Hoare annotation was computed. [2020-10-23 17:42:10,789 INFO L274 CegarLoopResult]: For program point L239-1(lines 239 245) no Hoare annotation was computed. [2020-10-23 17:42:10,789 INFO L274 CegarLoopResult]: For program point L231(lines 231 235) no Hoare annotation was computed. [2020-10-23 17:42:10,789 INFO L274 CegarLoopResult]: For program point testEXIT(lines 219 282) no Hoare annotation was computed. [2020-10-23 17:42:10,789 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 828 829) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 835 836) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point L828(lines 828 829) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 804 849) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point L824(lines 824 831) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 804 849) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point L818(lines 818 838) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point L818-1(lines 818 838) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 804 849) no Hoare annotation was computed. [2020-10-23 17:42:10,790 INFO L274 CegarLoopResult]: For program point L835(lines 835 836) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 521 529) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 521 529) the Hoare annotation is: true [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 521 529) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point L497(lines 497 505) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point L497-2(lines 497 505) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 489 511) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 489 511) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 489 511) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 185 194) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 185 194) no Hoare annotation was computed. [2020-10-23 17:42:10,791 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 185 194) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 701 803) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point L725(lines 725 729) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point L789(lines 789 800) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point L752(lines 752 756) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point L750-2(lines 750 770) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 701 803) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point L771(lines 749 772) no Hoare annotation was computed. [2020-10-23 17:42:10,792 INFO L274 CegarLoopResult]: For program point L730(lines 730 746) no Hoare annotation was computed. [2020-10-23 17:42:10,793 INFO L274 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-10-23 17:42:10,793 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 701 803) no Hoare annotation was computed. [2020-10-23 17:42:10,793 INFO L274 CegarLoopResult]: For program point L751(lines 750 770) no Hoare annotation was computed. [2020-10-23 17:42:10,793 INFO L274 CegarLoopResult]: For program point L782(line 782) no Hoare annotation was computed. [2020-10-23 17:42:10,793 INFO L274 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-10-23 17:42:10,793 INFO L274 CegarLoopResult]: For program point L747(lines 747 788) no Hoare annotation was computed. [2020-10-23 17:42:10,793 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:42:10,794 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~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~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~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-23 17:42:10,794 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:42:10,794 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 350 357) no Hoare annotation was computed. [2020-10-23 17:42:10,794 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 350 357) no Hoare annotation was computed. [2020-10-23 17:42:10,794 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 350 357) no Hoare annotation was computed. [2020-10-23 17:42:10,794 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 512 520) the Hoare annotation is: true [2020-10-23 17:42:10,794 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 512 520) no Hoare annotation was computed. [2020-10-23 17:42:10,794 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 512 520) no Hoare annotation was computed. [2020-10-23 17:42:10,795 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 468 479) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-23 17:42:10,795 INFO L274 CegarLoopResult]: For program point L472-1(lines 468 479) no Hoare annotation was computed. [2020-10-23 17:42:10,795 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 468 479) no Hoare annotation was computed. [2020-10-23 17:42:10,795 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:42:10,795 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-23 17:42:10,795 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:42:10,795 INFO L270 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-10-23 17:42:10,796 INFO L270 CegarLoopResult]: At program point L304(lines 304 310) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-10-23 17:42:10,796 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 293 316) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-10-23 17:42:10,796 INFO L270 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (let ((.cse0 (not (= 1 ~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 17:42:10,796 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 293 316) no Hoare annotation was computed. [2020-10-23 17:42:10,796 INFO L274 CegarLoopResult]: For program point L297(lines 296 315) no Hoare annotation was computed. [2020-10-23 17:42:10,796 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 293 316) no Hoare annotation was computed. [2020-10-23 17:42:10,796 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 73 102) no Hoare annotation was computed. [2020-10-23 17:42:10,796 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-23 17:42:10,797 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 73 102) the Hoare annotation is: true [2020-10-23 17:42:10,797 INFO L274 CegarLoopResult]: For program point L87(lines 87 91) no Hoare annotation was computed. [2020-10-23 17:42:10,797 INFO L277 CegarLoopResult]: At program point L87-1(lines 87 91) the Hoare annotation is: true [2020-10-23 17:42:10,797 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-23 17:42:10,797 INFO L277 CegarLoopResult]: At program point L83-2(lines 83 97) the Hoare annotation is: true [2020-10-23 17:42:10,797 INFO L277 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: true [2020-10-23 17:42:10,797 INFO L274 CegarLoopResult]: For program point L79-1(line 79) no Hoare annotation was computed. [2020-10-23 17:42:10,797 INFO L277 CegarLoopResult]: At program point L98(lines 73 102) the Hoare annotation is: true [2020-10-23 17:42:10,797 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 480 488) no Hoare annotation was computed. [2020-10-23 17:42:10,798 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 480 488) no Hoare annotation was computed. [2020-10-23 17:42:10,798 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 480 488) no Hoare annotation was computed. [2020-10-23 17:42:10,798 INFO L274 CegarLoopResult]: For program point L448-1(lines 444 455) no Hoare annotation was computed. [2020-10-23 17:42:10,798 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 444 455) the Hoare annotation is: true [2020-10-23 17:42:10,798 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 444 455) no Hoare annotation was computed. [2020-10-23 17:42:10,798 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 130 136) no Hoare annotation was computed. [2020-10-23 17:42:10,798 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 130 136) the Hoare annotation is: true [2020-10-23 17:42:10,798 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:42:10,798 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 17:42:10,799 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 17:42:10,799 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:42:10,799 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 456 467) no Hoare annotation was computed. [2020-10-23 17:42:10,799 INFO L274 CegarLoopResult]: For program point L460-1(lines 456 467) no Hoare annotation was computed. [2020-10-23 17:42:10,799 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 456 467) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2))) [2020-10-23 17:42:10,799 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 175 182) no Hoare annotation was computed. [2020-10-23 17:42:10,799 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 175 182) the Hoare annotation is: true [2020-10-23 17:42:10,800 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 175 182) no Hoare annotation was computed. [2020-10-23 17:42:10,800 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-23 17:42:10,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 05:42:10 BoogieIcfgContainer [2020-10-23 17:42:10,816 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 17:42:10,818 INFO L168 Benchmark]: Toolchain (without parser) took 60084.96 ms. Allocated memory was 125.8 MB in the beginning and 272.6 MB in the end (delta: 146.8 MB). Free memory was 99.9 MB in the beginning and 207.2 MB in the end (delta: -107.4 MB). Peak memory consumption was 165.5 MB. Max. memory is 8.0 GB. [2020-10-23 17:42:10,818 INFO L168 Benchmark]: CDTParser took 1.59 ms. Allocated memory is still 125.8 MB. Free memory is still 85.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 17:42:10,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.31 ms. Allocated memory is still 125.8 MB. Free memory was 99.3 MB in the beginning and 79.1 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-23 17:42:10,820 INFO L168 Benchmark]: Boogie Preprocessor took 120.99 ms. Allocated memory is still 125.8 MB. Free memory was 79.1 MB in the beginning and 75.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-23 17:42:10,820 INFO L168 Benchmark]: RCFGBuilder took 1627.67 ms. Allocated memory was 125.8 MB in the beginning and 157.3 MB in the end (delta: 31.5 MB). Free memory was 75.2 MB in the beginning and 104.1 MB in the end (delta: -28.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 8.0 GB. [2020-10-23 17:42:10,821 INFO L168 Benchmark]: TraceAbstraction took 57736.28 ms. Allocated memory was 157.3 MB in the beginning and 272.6 MB in the end (delta: 115.3 MB). Free memory was 103.5 MB in the beginning and 207.2 MB in the end (delta: -103.7 MB). Peak memory consumption was 136.4 MB. Max. memory is 8.0 GB. [2020-10-23 17:42:10,827 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 ms. Allocated memory is still 125.8 MB. Free memory is still 85.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 587.31 ms. Allocated memory is still 125.8 MB. Free memory was 99.3 MB in the beginning and 79.1 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 120.99 ms. Allocated memory is still 125.8 MB. Free memory was 79.1 MB in the beginning and 75.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1627.67 ms. Allocated memory was 125.8 MB in the beginning and 157.3 MB in the end (delta: 31.5 MB). Free memory was 75.2 MB in the beginning and 104.1 MB in the end (delta: -28.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 57736.28 ms. Allocated memory was 157.3 MB in the beginning and 272.6 MB in the end (delta: 115.3 MB). Free memory was 103.5 MB in the beginning and 207.2 MB in the end (delta: -103.7 MB). Peak memory consumption was 136.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 835]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 828]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 874]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 881]: 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: 229]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || ((pumpRunning == 0 && 1 <= waterLevel) && splverifierCounter == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 226 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 35.4s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 27.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 22.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 505 SDtfs, 986 SDslu, 436 SDs, 0 SdLazy, 2427 SolverSat, 638 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 286 GetRequests, 220 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 19.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred 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: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 153 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 300 PreInvPairs, 320 NumberOfFragments, 946 HoareAnnotationTreeSize, 300 FomulaSimplifications, 45340 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 50 FomulaSimplificationsInter, 7627 FormulaSimplificationTreeSizeReductionInter, 20.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 469 NumberOfCodeBlocks, 469 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 462 ConstructedInterpolants, 0 QuantifiedInterpolants, 141020 SizeOfPredicates, 3 NumberOfNonLiveVariables, 795 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 59/62 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...