/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 17:31:55,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 17:31:55,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 17:31:55,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 17:31:55,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 17:31:55,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 17:31:55,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 17:31:55,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 17:31:55,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 17:31:55,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 17:31:55,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 17:31:55,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 17:31:55,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 17:31:55,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 17:31:55,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 17:31:55,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 17:31:55,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 17:31:55,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 17:31:55,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 17:31:55,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 17:31:55,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 17:31:55,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 17:31:55,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 17:31:55,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 17:31:55,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 17:31:55,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 17:31:55,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 17:31:55,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 17:31:55,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 17:31:55,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 17:31:55,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 17:31:55,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 17:31:55,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 17:31:55,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 17:31:55,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 17:31:55,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 17:31:55,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 17:31:55,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 17:31:55,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 17:31:55,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 17:31:55,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 17:31:55,563 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 17:31:55,622 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 17:31:55,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 17:31:55,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 17:31:55,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 17:31:55,627 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 17:31:55,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 17:31:55,628 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 17:31:55,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 17:31:55,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 17:31:55,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 17:31:55,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 17:31:55,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 17:31:55,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 17:31:55,632 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 17:31:55,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 17:31:55,633 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 17:31:55,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 17:31:55,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 17:31:55,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 17:31:55,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 17:31:55,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 17:31:55,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 17:31:55,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 17:31:55,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 17:31:55,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 17:31:55,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 17:31:55,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 17:31:55,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 17:31:55,635 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 17:31:55,636 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 17:31:56,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 17:31:56,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 17:31:56,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 17:31:56,040 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 17:31:56,041 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 17:31:56,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2020-10-23 17:31:56,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba7aad06/1be21fe7469f4038a0ced5985547bb28/FLAGc020bad01 [2020-10-23 17:31:56,906 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 17:31:56,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2020-10-23 17:31:56,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba7aad06/1be21fe7469f4038a0ced5985547bb28/FLAGc020bad01 [2020-10-23 17:31:57,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba7aad06/1be21fe7469f4038a0ced5985547bb28 [2020-10-23 17:31:57,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 17:31:57,266 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 17:31:57,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 17:31:57,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 17:31:57,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 17:31:57,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:57,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608853af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57, skipping insertion in model container [2020-10-23 17:31:57,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:57,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 17:31:57,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 17:31:57,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:31:57,832 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 17:31:57,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:31:57,990 INFO L208 MainTranslator]: Completed translation [2020-10-23 17:31:57,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57 WrapperNode [2020-10-23 17:31:57,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 17:31:57,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 17:31:57,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 17:31:57,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 17:31:58,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:58,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:58,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:58,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:58,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:58,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:58,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (1/1) ... [2020-10-23 17:31:58,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 17:31:58,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 17:31:58,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 17:31:58,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 17:31:58,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 17:31:58,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 17:31:58,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 17:31:58,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-23 17:31:58,194 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 17:31:58,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-23 17:31:58,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-23 17:31:58,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-23 17:31:58,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-23 17:31:58,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-23 17:31:58,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-23 17:31:58,196 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-23 17:31:58,196 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-23 17:31:58,196 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-23 17:31:58,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-23 17:31:58,198 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-23 17:31:58,198 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-23 17:31:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-23 17:31:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-23 17:31:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-23 17:31:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-23 17:31:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-23 17:31:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-23 17:31:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-23 17:31:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-23 17:31:58,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-23 17:31:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-23 17:31:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-23 17:31:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-23 17:31:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-23 17:31:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-23 17:31:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-23 17:31:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-23 17:31:58,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-23 17:31:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-23 17:31:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-23 17:31:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-23 17:31:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-23 17:31:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-23 17:31:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 17:31:58,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-23 17:31:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 17:31:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 17:31:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 17:31:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 17:31:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 17:31:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-23 17:31:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-23 17:31:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-23 17:31:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-23 17:31:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-23 17:31:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-23 17:31:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 17:31:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-23 17:31:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-23 17:31:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 17:31:58,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-23 17:31:58,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-23 17:31:58,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 17:31:58,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-23 17:31:58,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-23 17:31:58,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-23 17:31:58,205 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-23 17:31:58,206 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-23 17:31:58,206 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-23 17:31:58,206 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-23 17:31:58,207 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-23 17:31:58,207 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-23 17:31:58,207 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-23 17:31:58,207 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-23 17:31:58,207 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-23 17:31:58,208 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-23 17:31:58,208 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-23 17:31:58,208 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-23 17:31:58,209 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-23 17:31:58,209 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-23 17:31:58,209 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-23 17:31:58,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-23 17:31:58,209 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-23 17:31:58,209 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-23 17:31:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-23 17:31:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-23 17:31:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-23 17:31:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-23 17:31:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-23 17:31:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-23 17:31:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-23 17:31:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-23 17:31:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-23 17:31:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-23 17:31:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-23 17:31:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 17:31:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 17:31:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 17:31:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 17:31:59,428 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 17:31:59,428 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-23 17:31:59,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:31:59 BoogieIcfgContainer [2020-10-23 17:31:59,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 17:31:59,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 17:31:59,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 17:31:59,441 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 17:31:59,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 05:31:57" (1/3) ... [2020-10-23 17:31:59,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e47605b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:31:59, skipping insertion in model container [2020-10-23 17:31:59,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:31:57" (2/3) ... [2020-10-23 17:31:59,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e47605b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:31:59, skipping insertion in model container [2020-10-23 17:31:59,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:31:59" (3/3) ... [2020-10-23 17:31:59,446 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product23.cil.c [2020-10-23 17:31:59,462 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 17:31:59,467 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-23 17:31:59,482 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-23 17:31:59,513 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 17:31:59,514 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 17:31:59,514 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 17:31:59,514 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 17:31:59,514 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 17:31:59,514 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 17:31:59,514 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 17:31:59,514 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 17:31:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2020-10-23 17:31:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-23 17:31:59,546 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:31:59,547 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 17:31:59,548 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 17:31:59,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:31:59,555 INFO L82 PathProgramCache]: Analyzing trace with hash 788723991, now seen corresponding path program 1 times [2020-10-23 17:31:59,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:31:59,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154131865] [2020-10-23 17:31:59,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:31:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:00,363 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:32:00,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:32:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:00,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:32:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:00,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:32:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:00,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:32:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:00,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:32:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:00,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:32:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:00,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 17:32:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:00,499 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 17:32:00,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154131865] [2020-10-23 17:32:00,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:32:00,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-23 17:32:00,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138758025] [2020-10-23 17:32:00,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 17:32:00,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:32:00,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 17:32:00,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-23 17:32:00,527 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 3 states. [2020-10-23 17:32:01,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:32:01,845 INFO L93 Difference]: Finished difference Result 298 states and 395 transitions. [2020-10-23 17:32:01,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 17:32:01,848 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-23 17:32:01,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:32:01,861 INFO L225 Difference]: With dead ends: 298 [2020-10-23 17:32:01,861 INFO L226 Difference]: Without dead ends: 160 [2020-10-23 17:32:01,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-23 17:32:01,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-10-23 17:32:01,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 126. [2020-10-23 17:32:01,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-10-23 17:32:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 150 transitions. [2020-10-23 17:32:01,962 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 150 transitions. Word has length 47 [2020-10-23 17:32:01,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:32:01,963 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 150 transitions. [2020-10-23 17:32:01,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 17:32:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 150 transitions. [2020-10-23 17:32:01,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-23 17:32:01,966 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:32:01,967 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 17:32:01,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 17:32:01,967 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 17:32:01,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:32:01,968 INFO L82 PathProgramCache]: Analyzing trace with hash 2003582903, now seen corresponding path program 1 times [2020-10-23 17:32:01,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:32:01,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905342990] [2020-10-23 17:32:01,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:32:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:02,390 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:32:02,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:32:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:02,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:32:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:02,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:32:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:02,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:32:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:02,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:32:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:02,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:32:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:02,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-23 17:32:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:02,449 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 17:32:02,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905342990] [2020-10-23 17:32:02,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:32:02,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-23 17:32:02,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602802354] [2020-10-23 17:32:02,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-23 17:32:02,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:32:02,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-23 17:32:02,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-23 17:32:02,455 INFO L87 Difference]: Start difference. First operand 126 states and 150 transitions. Second operand 4 states. [2020-10-23 17:32:03,074 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:32:04,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:32:04,153 INFO L93 Difference]: Finished difference Result 222 states and 274 transitions. [2020-10-23 17:32:04,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-23 17:32:04,154 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-23 17:32:04,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:32:04,156 INFO L225 Difference]: With dead ends: 222 [2020-10-23 17:32:04,156 INFO L226 Difference]: Without dead ends: 144 [2020-10-23 17:32:04,160 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-23 17:32:04,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-23 17:32:04,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 117. [2020-10-23 17:32:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2020-10-23 17:32:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 138 transitions. [2020-10-23 17:32:04,220 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 138 transitions. Word has length 48 [2020-10-23 17:32:04,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:32:04,221 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 138 transitions. [2020-10-23 17:32:04,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-23 17:32:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 138 transitions. [2020-10-23 17:32:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-23 17:32:04,223 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:32:04,224 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 17:32:04,224 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 17:32:04,224 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 17:32:04,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:32:04,225 INFO L82 PathProgramCache]: Analyzing trace with hash 1213157105, now seen corresponding path program 1 times [2020-10-23 17:32:04,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:32:04,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407367921] [2020-10-23 17:32:04,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:32:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:04,738 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:32:04,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:32:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:04,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:32:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:04,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:32:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:04,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:32:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:04,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:32:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:04,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:32:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:04,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-23 17:32:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:32:04,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407367921] [2020-10-23 17:32:04,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:32:04,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-23 17:32:04,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189004339] [2020-10-23 17:32:04,869 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 17:32:04,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:32:04,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 17:32:04,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-23 17:32:04,871 INFO L87 Difference]: Start difference. First operand 117 states and 138 transitions. Second operand 8 states. [2020-10-23 17:32:05,434 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:32:05,858 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:06,303 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:06,674 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:07,656 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:32:09,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:32:09,822 INFO L93 Difference]: Finished difference Result 404 states and 507 transitions. [2020-10-23 17:32:09,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-23 17:32:09,825 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-23 17:32:09,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:32:09,831 INFO L225 Difference]: With dead ends: 404 [2020-10-23 17:32:09,831 INFO L226 Difference]: Without dead ends: 311 [2020-10-23 17:32:09,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-23 17:32:09,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-10-23 17:32:09,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 251. [2020-10-23 17:32:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2020-10-23 17:32:09,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 307 transitions. [2020-10-23 17:32:09,954 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 307 transitions. Word has length 52 [2020-10-23 17:32:09,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:32:09,955 INFO L481 AbstractCegarLoop]: Abstraction has 251 states and 307 transitions. [2020-10-23 17:32:09,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 17:32:09,955 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 307 transitions. [2020-10-23 17:32:09,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-23 17:32:09,958 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:32:09,958 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:32:09,958 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-23 17:32:09,959 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 17:32:09,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:32:09,959 INFO L82 PathProgramCache]: Analyzing trace with hash 44332009, now seen corresponding path program 1 times [2020-10-23 17:32:09,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:32:09,960 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733788906] [2020-10-23 17:32:09,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:32:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,398 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:32:10,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:32:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:32:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:32:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:32:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:32:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:32:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-23 17:32:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-23 17:32:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:10,509 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 17:32:10,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733788906] [2020-10-23 17:32:10,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:32:10,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-23 17:32:10,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764255130] [2020-10-23 17:32:10,511 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 17:32:10,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:32:10,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 17:32:10,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-23 17:32:10,513 INFO L87 Difference]: Start difference. First operand 251 states and 307 transitions. Second operand 8 states. [2020-10-23 17:32:11,078 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:32:12,293 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:12,968 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:32:13,464 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:13,895 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:14,599 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:32:15,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:32:15,684 INFO L93 Difference]: Finished difference Result 810 states and 1065 transitions. [2020-10-23 17:32:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-23 17:32:15,685 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-23 17:32:15,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:32:15,693 INFO L225 Difference]: With dead ends: 810 [2020-10-23 17:32:15,693 INFO L226 Difference]: Without dead ends: 583 [2020-10-23 17:32:15,695 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-23 17:32:15,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2020-10-23 17:32:15,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 456. [2020-10-23 17:32:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2020-10-23 17:32:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 563 transitions. [2020-10-23 17:32:15,849 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 563 transitions. Word has length 58 [2020-10-23 17:32:15,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:32:15,849 INFO L481 AbstractCegarLoop]: Abstraction has 456 states and 563 transitions. [2020-10-23 17:32:15,849 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 17:32:15,850 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 563 transitions. [2020-10-23 17:32:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-23 17:32:15,854 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:32:15,854 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:32:15,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-23 17:32:15,855 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 17:32:15,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:32:15,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1688123429, now seen corresponding path program 1 times [2020-10-23 17:32:15,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:32:15,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512151239] [2020-10-23 17:32:15,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:32:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,375 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:32:16,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:32:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:32:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:32:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:32:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:32:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-23 17:32:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:32:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-23 17:32:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-23 17:32:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:32:16,523 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 17:32:16,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512151239] [2020-10-23 17:32:16,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:32:16,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-23 17:32:16,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061770757] [2020-10-23 17:32:16,526 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-23 17:32:16,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:32:16,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-23 17:32:16,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-23 17:32:16,527 INFO L87 Difference]: Start difference. First operand 456 states and 563 transitions. Second operand 9 states. [2020-10-23 17:32:17,066 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:32:18,263 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:18,669 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:19,030 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:32:19,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:32:19,386 INFO L93 Difference]: Finished difference Result 806 states and 1051 transitions. [2020-10-23 17:32:19,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-23 17:32:19,387 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-10-23 17:32:19,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:32:19,388 INFO L225 Difference]: With dead ends: 806 [2020-10-23 17:32:19,388 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 17:32:19,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-10-23 17:32:19,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 17:32:19,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 17:32:19,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 17:32:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 17:32:19,397 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-10-23 17:32:19,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:32:19,401 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 17:32:19,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-23 17:32:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 17:32:19,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 17:32:19,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-23 17:32:19,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 17:32:19,898 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 6 [2020-10-23 17:32:23,322 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-10-23 17:32:23,656 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-23 17:32:23,934 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-23 17:32:24,506 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-10-23 17:32:24,938 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:32:25,231 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-23 17:32:25,781 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-10-23 17:32:26,062 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-23 17:32:26,652 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 8 [2020-10-23 17:32:27,228 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 8 [2020-10-23 17:32:27,520 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-23 17:32:28,138 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-10-23 17:32:28,716 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-10-23 17:32:29,014 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-23 17:32:29,308 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-23 17:32:29,632 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-23 17:32:29,926 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-23 17:32:30,227 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-23 17:32:30,510 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-23 17:32:31,099 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2020-10-23 17:32:31,409 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-10-23 17:32:32,237 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 14 [2020-10-23 17:32:32,526 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-23 17:32:32,823 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-10-23 17:32:33,374 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2020-10-23 17:32:33,407 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-23 17:32:33,408 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-23 17:32:33,408 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-23 17:32:33,408 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-23 17:32:33,409 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-23 17:32:33,409 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-23 17:32:33,409 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-23 17:32:33,409 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-23 17:32:33,409 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-23 17:32:33,410 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-23 17:32:33,410 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-23 17:32:33,410 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-23 17:32:33,410 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-23 17:32:33,410 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-23 17:32:33,410 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-23 17:32:33,410 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-23 17:32:33,411 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-23 17:32:33,411 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-23 17:32:33,411 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-23 17:32:33,411 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-23 17:32:33,411 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-23 17:32:33,411 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-23 17:32:33,411 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 820 826) the Hoare annotation is: true [2020-10-23 17:32:33,411 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 820 826) no Hoare annotation was computed. [2020-10-23 17:32:33,411 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 827 835) no Hoare annotation was computed. [2020-10-23 17:32:33,412 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 827 835) the Hoare annotation is: true [2020-10-23 17:32:33,412 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 827 835) no Hoare annotation was computed. [2020-10-23 17:32:33,412 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 909 931) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,412 INFO L270 CegarLoopResult]: At program point L921(line 921) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,412 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 909 931) no Hoare annotation was computed. [2020-10-23 17:32:33,412 INFO L270 CegarLoopResult]: At program point L921-1(line 921) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,413 INFO L274 CegarLoopResult]: For program point L919(lines 919 926) no Hoare annotation was computed. [2020-10-23 17:32:33,413 INFO L274 CegarLoopResult]: For program point L919-1(lines 919 926) no Hoare annotation was computed. [2020-10-23 17:32:33,413 INFO L274 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-10-23 17:32:33,413 INFO L270 CegarLoopResult]: At program point L916(line 916) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,413 INFO L270 CegarLoopResult]: At program point L915(line 915) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,413 INFO L270 CegarLoopResult]: At program point L915-1(line 915) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,414 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 909 931) no Hoare annotation was computed. [2020-10-23 17:32:33,414 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 868 891) no Hoare annotation was computed. [2020-10-23 17:32:33,414 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 868 891) no Hoare annotation was computed. [2020-10-23 17:32:33,414 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 868 891) no Hoare annotation was computed. [2020-10-23 17:32:33,414 INFO L274 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-10-23 17:32:33,414 INFO L274 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-10-23 17:32:33,414 INFO L274 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-10-23 17:32:33,414 INFO L274 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L877(line 877) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L876(line 876) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L875(line 875) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L874(line 874) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 756 770) no Hoare annotation was computed. [2020-10-23 17:32:33,415 INFO L270 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-23 17:32:33,416 INFO L274 CegarLoopResult]: For program point L760(lines 760 766) no Hoare annotation was computed. [2020-10-23 17:32:33,416 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 756 770) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-23 17:32:33,416 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 756 770) no Hoare annotation was computed. [2020-10-23 17:32:33,416 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 692 700) no Hoare annotation was computed. [2020-10-23 17:32:33,416 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 692 700) the Hoare annotation is: true [2020-10-23 17:32:33,416 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 692 700) no Hoare annotation was computed. [2020-10-23 17:32:33,416 INFO L274 CegarLoopResult]: For program point L746(lines 746 750) no Hoare annotation was computed. [2020-10-23 17:32:33,416 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 737 755) the Hoare annotation is: true [2020-10-23 17:32:33,416 INFO L277 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: true [2020-10-23 17:32:33,417 INFO L274 CegarLoopResult]: For program point L746-2(lines 746 750) no Hoare annotation was computed. [2020-10-23 17:32:33,417 INFO L274 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-23 17:32:33,417 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 737 755) no Hoare annotation was computed. [2020-10-23 17:32:33,417 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 737 755) no Hoare annotation was computed. [2020-10-23 17:32:33,417 INFO L274 CegarLoopResult]: For program point L731(line 731) no Hoare annotation was computed. [2020-10-23 17:32:33,417 INFO L274 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-10-23 17:32:33,417 INFO L274 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2020-10-23 17:32:33,417 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 701 736) no Hoare annotation was computed. [2020-10-23 17:32:33,418 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2020-10-23 17:32:33,418 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 701 736) no Hoare annotation was computed. [2020-10-23 17:32:33,418 INFO L274 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-10-23 17:32:33,418 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 701 736) no Hoare annotation was computed. [2020-10-23 17:32:33,418 INFO L274 CegarLoopResult]: For program point L708-2(lines 708 716) no Hoare annotation was computed. [2020-10-23 17:32:33,418 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 813 819) no Hoare annotation was computed. [2020-10-23 17:32:33,418 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 813 819) the Hoare annotation is: true [2020-10-23 17:32:33,418 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-23 17:32:33,418 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-23 17:32:33,419 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-23 17:32:33,419 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-23 17:32:33,419 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-23 17:32:33,419 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-23 17:32:33,419 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-23 17:32:33,419 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-23 17:32:33,419 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-23 17:32:33,419 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-23 17:32:33,420 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-23 17:32:33,420 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-23 17:32:33,420 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-23 17:32:33,420 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 899 908) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,420 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 899 908) no Hoare annotation was computed. [2020-10-23 17:32:33,420 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 899 908) no Hoare annotation was computed. [2020-10-23 17:32:33,420 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 681 691) the Hoare annotation is: true [2020-10-23 17:32:33,420 INFO L277 CegarLoopResult]: At program point L686(line 686) the Hoare annotation is: true [2020-10-23 17:32:33,421 INFO L274 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-10-23 17:32:33,421 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 681 691) no Hoare annotation was computed. [2020-10-23 17:32:33,421 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 681 691) no Hoare annotation was computed. [2020-10-23 17:32:33,421 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 673 680) the Hoare annotation is: true [2020-10-23 17:32:33,421 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 673 680) no Hoare annotation was computed. [2020-10-23 17:32:33,421 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 673 680) no Hoare annotation was computed. [2020-10-23 17:32:33,421 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2020-10-23 17:32:33,421 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 640 664) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,422 INFO L270 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,422 INFO L274 CegarLoopResult]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2020-10-23 17:32:33,422 INFO L270 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,422 INFO L270 CegarLoopResult]: At program point L650(line 650) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,422 INFO L274 CegarLoopResult]: For program point L648(lines 648 656) no Hoare annotation was computed. [2020-10-23 17:32:33,422 INFO L270 CegarLoopResult]: At program point L646(line 646) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,422 INFO L274 CegarLoopResult]: For program point L646-1(line 646) no Hoare annotation was computed. [2020-10-23 17:32:33,422 INFO L274 CegarLoopResult]: For program point L644(lines 644 661) no Hoare annotation was computed. [2020-10-23 17:32:33,422 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 606 612) no Hoare annotation was computed. [2020-10-23 17:32:33,423 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 606 612) the Hoare annotation is: true [2020-10-23 17:32:33,423 INFO L270 CegarLoopResult]: At program point testENTRY(lines 507 572) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,423 INFO L270 CegarLoopResult]: At program point L539(line 539) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-10-23 17:32:33,423 INFO L274 CegarLoopResult]: For program point L537(lines 537 543) no Hoare annotation was computed. [2020-10-23 17:32:33,423 INFO L274 CegarLoopResult]: For program point L537-1(lines 537 543) no Hoare annotation was computed. [2020-10-23 17:32:33,423 INFO L274 CegarLoopResult]: For program point testFINAL(lines 507 572) no Hoare annotation was computed. [2020-10-23 17:32:33,423 INFO L270 CegarLoopResult]: At program point L562(lines 517 564) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-10-23 17:32:33,424 INFO L270 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-10-23 17:32:33,424 INFO L274 CegarLoopResult]: For program point L527(lines 527 533) no Hoare annotation was computed. [2020-10-23 17:32:33,424 INFO L274 CegarLoopResult]: For program point L527-1(lines 527 533) no Hoare annotation was computed. [2020-10-23 17:32:33,424 INFO L274 CegarLoopResult]: For program point L519(lines 519 523) no Hoare annotation was computed. [2020-10-23 17:32:33,424 INFO L270 CegarLoopResult]: At program point L565(lines 516 566) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:32:33,424 INFO L270 CegarLoopResult]: At program point L555(line 555) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-10-23 17:32:33,424 INFO L274 CegarLoopResult]: For program point L553(lines 553 559) no Hoare annotation was computed. [2020-10-23 17:32:33,424 INFO L270 CegarLoopResult]: At program point L553-1(lines 547 560) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-10-23 17:32:33,425 INFO L274 CegarLoopResult]: For program point L518(lines 517 564) no Hoare annotation was computed. [2020-10-23 17:32:33,425 INFO L274 CegarLoopResult]: For program point L547(lines 547 560) no Hoare annotation was computed. [2020-10-23 17:32:33,425 INFO L274 CegarLoopResult]: For program point testEXIT(lines 507 572) no Hoare annotation was computed. [2020-10-23 17:32:33,425 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-23 17:32:33,426 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-23 17:32:33,426 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-23 17:32:33,426 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-23 17:32:33,426 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-23 17:32:33,426 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-23 17:32:33,427 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-23 17:32:33,427 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-23 17:32:33,427 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-23 17:32:33,427 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-23 17:32:33,429 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 494 502) no Hoare annotation was computed. [2020-10-23 17:32:33,429 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 494 502) the Hoare annotation is: true [2020-10-23 17:32:33,429 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 494 502) no Hoare annotation was computed. [2020-10-23 17:32:33,429 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 462 484) no Hoare annotation was computed. [2020-10-23 17:32:33,430 INFO L274 CegarLoopResult]: For program point L470(lines 470 478) no Hoare annotation was computed. [2020-10-23 17:32:33,430 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 462 484) no Hoare annotation was computed. [2020-10-23 17:32:33,430 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 462 484) no Hoare annotation was computed. [2020-10-23 17:32:33,430 INFO L274 CegarLoopResult]: For program point L470-2(lines 470 478) no Hoare annotation was computed. [2020-10-23 17:32:33,430 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-23 17:32:33,430 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-23 17:32:33,430 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-23 17:32:33,430 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-23 17:32:33,431 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-23 17:32:33,432 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-23 17:32:33,432 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-23 17:32:33,432 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-23 17:32:33,432 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 803 812) no Hoare annotation was computed. [2020-10-23 17:32:33,432 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 803 812) no Hoare annotation was computed. [2020-10-23 17:32:33,432 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 803 812) no Hoare annotation was computed. [2020-10-23 17:32:33,432 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:32:33,433 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-23 17:32:33,433 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:32:33,433 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 665 672) no Hoare annotation was computed. [2020-10-23 17:32:33,433 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 665 672) no Hoare annotation was computed. [2020-10-23 17:32:33,433 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 665 672) no Hoare annotation was computed. [2020-10-23 17:32:33,433 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 485 493) no Hoare annotation was computed. [2020-10-23 17:32:33,433 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 485 493) no Hoare annotation was computed. [2020-10-23 17:32:33,434 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 485 493) no Hoare annotation was computed. [2020-10-23 17:32:33,434 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:32:33,434 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-23 17:32:33,434 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:32:33,434 INFO L274 CegarLoopResult]: For program point L445-1(lines 441 452) no Hoare annotation was computed. [2020-10-23 17:32:33,434 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 441 452) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-23 17:32:33,434 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 441 452) no Hoare annotation was computed. [2020-10-23 17:32:33,434 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 453 461) the Hoare annotation is: true [2020-10-23 17:32:33,435 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 453 461) no Hoare annotation was computed. [2020-10-23 17:32:33,435 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 453 461) no Hoare annotation was computed. [2020-10-23 17:32:33,435 INFO L270 CegarLoopResult]: At program point L595(line 595) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,435 INFO L270 CegarLoopResult]: At program point L593(lines 593 599) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,435 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 582 605) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,435 INFO L270 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-23 17:32:33,435 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 582 605) no Hoare annotation was computed. [2020-10-23 17:32:33,435 INFO L274 CegarLoopResult]: For program point L586(lines 585 604) no Hoare annotation was computed. [2020-10-23 17:32:33,437 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 582 605) no Hoare annotation was computed. [2020-10-23 17:32:33,437 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 838 867) no Hoare annotation was computed. [2020-10-23 17:32:33,437 INFO L277 CegarLoopResult]: At program point L863(lines 838 867) the Hoare annotation is: true [2020-10-23 17:32:33,437 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 838 867) the Hoare annotation is: true [2020-10-23 17:32:33,438 INFO L274 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-23 17:32:33,438 INFO L274 CegarLoopResult]: For program point L852(lines 852 856) no Hoare annotation was computed. [2020-10-23 17:32:33,438 INFO L277 CegarLoopResult]: At program point L852-1(lines 852 856) the Hoare annotation is: true [2020-10-23 17:32:33,438 INFO L274 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-23 17:32:33,438 INFO L277 CegarLoopResult]: At program point L848-2(lines 848 862) the Hoare annotation is: true [2020-10-23 17:32:33,438 INFO L277 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: true [2020-10-23 17:32:33,438 INFO L274 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-10-23 17:32:33,438 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 417 428) the Hoare annotation is: true [2020-10-23 17:32:33,438 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 417 428) no Hoare annotation was computed. [2020-10-23 17:32:33,438 INFO L274 CegarLoopResult]: For program point L421-1(lines 417 428) no Hoare annotation was computed. [2020-10-23 17:32:33,439 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 892 898) no Hoare annotation was computed. [2020-10-23 17:32:33,439 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 892 898) the Hoare annotation is: true [2020-10-23 17:32:33,439 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:32:33,440 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-23 17:32:33,440 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 17:32:33,441 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:32:33,441 INFO L274 CegarLoopResult]: For program point L433-1(lines 429 440) no Hoare annotation was computed. [2020-10-23 17:32:33,441 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 429 440) no Hoare annotation was computed. [2020-10-23 17:32:33,441 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 429 440) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-23 17:32:33,441 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 933 940) no Hoare annotation was computed. [2020-10-23 17:32:33,441 INFO L274 CegarLoopResult]: For program point L937(line 937) no Hoare annotation was computed. [2020-10-23 17:32:33,441 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 933 940) the Hoare annotation is: true [2020-10-23 17:32:33,441 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 933 940) no Hoare annotation was computed. [2020-10-23 17:32:33,442 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 773 797) the Hoare annotation is: true [2020-10-23 17:32:33,442 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 773 797) no Hoare annotation was computed. [2020-10-23 17:32:33,442 INFO L270 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-23 17:32:33,442 INFO L274 CegarLoopResult]: For program point L785(lines 785 791) no Hoare annotation was computed. [2020-10-23 17:32:33,442 INFO L270 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-23 17:32:33,442 INFO L274 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-10-23 17:32:33,442 INFO L274 CegarLoopResult]: For program point L781(lines 781 794) no Hoare annotation was computed. [2020-10-23 17:32:33,442 INFO L274 CegarLoopResult]: For program point L781-1(lines 773 797) no Hoare annotation was computed. [2020-10-23 17:32:33,442 INFO L277 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: true [2020-10-23 17:32:33,442 INFO L274 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-10-23 17:32:33,443 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 614 638) no Hoare annotation was computed. [2020-10-23 17:32:33,443 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 614 638) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,443 INFO L270 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,443 INFO L274 CegarLoopResult]: For program point L633-1(lines 614 638) no Hoare annotation was computed. [2020-10-23 17:32:33,443 INFO L270 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,443 INFO L270 CegarLoopResult]: At program point L624(line 624) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,443 INFO L274 CegarLoopResult]: For program point L622(lines 622 630) no Hoare annotation was computed. [2020-10-23 17:32:33,443 INFO L270 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:32:33,444 INFO L274 CegarLoopResult]: For program point L620-1(line 620) no Hoare annotation was computed. [2020-10-23 17:32:33,444 INFO L274 CegarLoopResult]: For program point L618(lines 618 635) no Hoare annotation was computed. [2020-10-23 17:32:33,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 05:32:33 BoogieIcfgContainer [2020-10-23 17:32:33,467 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 17:32:33,471 INFO L168 Benchmark]: Toolchain (without parser) took 36208.36 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 125.6 MB in the beginning and 226.3 MB in the end (delta: -100.7 MB). Peak memory consumption was 270.9 MB. Max. memory is 8.0 GB. [2020-10-23 17:32:33,472 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 124.7 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 17:32:33,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.49 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 103.8 MB in the end (delta: 21.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-23 17:32:33,474 INFO L168 Benchmark]: Boogie Preprocessor took 94.31 ms. Allocated memory is still 151.0 MB. Free memory was 103.6 MB in the beginning and 99.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-23 17:32:33,474 INFO L168 Benchmark]: RCFGBuilder took 1345.59 ms. Allocated memory is still 151.0 MB. Free memory was 99.8 MB in the beginning and 127.6 MB in the end (delta: -27.8 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. [2020-10-23 17:32:33,475 INFO L168 Benchmark]: TraceAbstraction took 34030.56 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 127.1 MB in the beginning and 226.3 MB in the end (delta: -99.2 MB). Peak memory consumption was 272.0 MB. Max. memory is 8.0 GB. [2020-10-23 17:32:33,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 124.7 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 721.49 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 103.8 MB in the end (delta: 21.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.31 ms. Allocated memory is still 151.0 MB. Free memory was 103.6 MB in the beginning and 99.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1345.59 ms. Allocated memory is still 151.0 MB. Free memory was 99.8 MB in the beginning and 127.6 MB in the end (delta: -27.8 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 34030.56 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 127.1 MB in the beginning and 226.3 MB in the end (delta: -99.2 MB). Peak memory consumption was 272.0 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: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: 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: 517]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 242 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 16.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 539 SDtfs, 894 SDslu, 463 SDs, 0 SdLazy, 2286 SolverSat, 574 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 7.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=456occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 248 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 619 PreInvPairs, 694 NumberOfFragments, 744 HoareAnnotationTreeSize, 619 FomulaSimplifications, 61552 FormulaSimplificationTreeSizeReduction, 3.3s HoareSimplificationTime, 60 FomulaSimplificationsInter, 20253 FormulaSimplificationTreeSizeReductionInter, 10.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 262 ConstructedInterpolants, 0 QuantifiedInterpolants, 79635 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...